SOURCES/0003-nghttp2-1.33.0-CVE-2023-44487.patch

@@ -1,976 +0,0 @@
-From 095040ff7ac242cec5075b8d4bd8c9884bc3ec30 Mon Sep 17 00:00:00 2001
-From: Tatsuhiro Tsujikawa <tatsuhiro.t@gmail.com>
-Date: Sun, 1 Oct 2023 00:05:01 +0900
-Subject: [PATCH] Rework session management
-
-(cherry picked from commit 72b4af6143681f528f1d237b21a9a7aee1738832)
-
-Signed-off-by: Jan Macku <jamacku@redhat.com>
----
- CMakeLists.txt                 |   4 ++
- cmakeconfig.h.in               |   9 +++
- configure.ac                   |  21 +++++++
- doc/Makefile.am                |   1 +
- lib/CMakeLists.txt             |   2 +
- lib/Makefile.am                |   4 ++
- lib/includes/nghttp2/nghttp2.h |  17 ++++++
- lib/nghttp2_option.c           |   7 +++
- lib/nghttp2_option.h           |   6 ++
- lib/nghttp2_ratelim.c          |  75 ++++++++++++++++++++++++
- lib/nghttp2_ratelim.h          |  57 ++++++++++++++++++
- lib/nghttp2_session.c          |  34 ++++++++++-
- lib/nghttp2_session.h          |  12 +++-
- lib/nghttp2_time.c             |  62 ++++++++++++++++++++
- lib/nghttp2_time.h             |  38 ++++++++++++
- tests/CMakeLists.txt           |   1 +
- tests/Makefile.am              |   6 +-
- tests/main.c                   |   7 ++-
- tests/nghttp2_ratelim_test.c   | 101 ++++++++++++++++++++++++++++++++
- tests/nghttp2_ratelim_test.h   |  35 +++++++++++
- tests/nghttp2_session_test.c   | 103 +++++++++++++++++++++++++++++++++
- tests/nghttp2_session_test.h   |   1 +
- 22 files changed, 598 insertions(+), 5 deletions(-)
- create mode 100644 lib/nghttp2_ratelim.c
- create mode 100644 lib/nghttp2_ratelim.h
- create mode 100644 lib/nghttp2_time.c
- create mode 100644 lib/nghttp2_time.h
- create mode 100644 tests/nghttp2_ratelim_test.c
- create mode 100644 tests/nghttp2_ratelim_test.h
-
-diff --git a/CMakeLists.txt b/CMakeLists.txt
-index dbac6c8..78b356d 100644
---- a/CMakeLists.txt
-+++ b/CMakeLists.txt
-@@ -262,6 +262,7 @@ check_include_file("netinet/in.h"   HAVE_NETINET_IN_H)
- check_include_file("pwd.h"          HAVE_PWD_H)
- check_include_file("sys/socket.h"   HAVE_SYS_SOCKET_H)
- check_include_file("sys/time.h"     HAVE_SYS_TIME_H)
-+check_include_file("sysinfoapi.h"   HAVE_SYSINFOAPI_H)
- check_include_file("syslog.h"       HAVE_SYSLOG_H)
- check_include_file("time.h"         HAVE_TIME_H)
- check_include_file("unistd.h"       HAVE_UNISTD_H)
-@@ -302,8 +303,11 @@ check_type_size("time_t"  SIZEOF_TIME_T)
- include(CheckFunctionExists)
- check_function_exists(_Exit     HAVE__EXIT)
- check_function_exists(accept4   HAVE_ACCEPT4)
-+check_function_exists(clock_gettime HAVE_CLOCK_GETTIME)
- check_function_exists(mkostemp  HAVE_MKOSTEMP)
- 
-+check_symbol_exists(GetTickCount64 sysinfoapi.h HAVE_GETTICKCOUNT64)
-+
- include(CheckSymbolExists)
- # XXX does this correctly detect initgroups (un)availability on cygwin?
- check_symbol_exists(initgroups grp.h HAVE_DECL_INITGROUPS)
-diff --git a/cmakeconfig.h.in b/cmakeconfig.h.in
-index d67b540..4065029 100644
---- a/cmakeconfig.h.in
-+++ b/cmakeconfig.h.in
-@@ -34,9 +34,15 @@
- /* Define to 1 if you have the `accept4` function. */
- #cmakedefine HAVE_ACCEPT4 1
- 
-+/* Define to 1 if you have the `clock_gettime` function. */
-+#cmakedefine HAVE_CLOCK_GETTIME 1
-+
- /* Define to 1 if you have the `mkostemp` function. */
- #cmakedefine HAVE_MKOSTEMP 1
- 
-+/* Define to 1 if you have the `GetTickCount64` function. */
-+#cmakedefine HAVE_GETTICKCOUNT64 1
-+
- /* Define to 1 if you have the `initgroups` function. */
- #cmakedefine01 HAVE_DECL_INITGROUPS
- 
-@@ -73,6 +79,9 @@
- /* Define to 1 if you have the <sys/time.h> header file. */
- #cmakedefine HAVE_SYS_TIME_H 1
- 
-+/* Define to 1 if you have the <sysinfoapi.h> header file. */
-+#cmakedefine HAVE_SYSINFOAPI_H 1
-+
- /* Define to 1 if you have the <syslog.h> header file. */
- #cmakedefine HAVE_SYSLOG_H 1
- 
-diff --git a/configure.ac b/configure.ac
-index a54398e..a41492c 100644
---- a/configure.ac
-+++ b/configure.ac
-@@ -607,6 +607,7 @@ AC_CHECK_HEADERS([ \
-   string.h \
-   sys/socket.h \
-   sys/time.h \
-+  sysinfoapi.h \
-   syslog.h \
-   time.h \
-   unistd.h \
-@@ -681,6 +682,7 @@ AC_FUNC_STRNLEN
- AC_CHECK_FUNCS([ \
-   _Exit \
-   accept4 \
-+  clock_gettime \
-   dup2 \
-   getcwd \
-   getpwnam \
-@@ -706,6 +708,25 @@ AC_CHECK_FUNCS([ \
- AC_CHECK_FUNC([timerfd_create],
-               [have_timerfd_create=yes], [have_timerfd_create=no])
- 
-+AC_MSG_CHECKING([checking for GetTickCount64])
-+AC_LINK_IFELSE([AC_LANG_PROGRAM(
-+[[
-+#include <sysinfoapi.h>
-+]],
-+[[
-+GetTickCount64();
-+]])],
-+[have_gettickcount64=yes],
-+[have_gettickcount64=no])
-+
-+if test "x${have_gettickcount64}" = "xyes"; then
-+  AC_MSG_RESULT([yes])
-+  AC_DEFINE([HAVE_GETTICKCOUNT64], [1],
-+            [Define to 1 if you have `GetTickCount64` function.])
-+else
-+  AC_MSG_RESULT([no])
-+fi
-+
- # For cygwin: we can link initgroups, so AC_CHECK_FUNCS succeeds, but
- # cygwin disables initgroups due to feature test macro magic with our
- # configuration.  FreeBSD declares initgroups() in unistd.h.
-diff --git a/doc/Makefile.am b/doc/Makefile.am
-index 5a58f8e..87f6c43 100644
---- a/doc/Makefile.am
-+++ b/doc/Makefile.am
-@@ -69,6 +69,7 @@ APIDOCS= \
- 	nghttp2_option_set_user_recv_extension_type.rst \
- 	nghttp2_option_set_max_outbound_ack.rst \
- 	nghttp2_option_set_max_settings.rst \
-+	nghttp2_option_set_stream_reset_rate_limit.rst \
- 	nghttp2_pack_settings_payload.rst \
- 	nghttp2_priority_spec_check_default.rst \
- 	nghttp2_priority_spec_default_init.rst \
-diff --git a/lib/CMakeLists.txt b/lib/CMakeLists.txt
-index 17e422b..d44de28 100644
---- a/lib/CMakeLists.txt
-+++ b/lib/CMakeLists.txt
-@@ -23,6 +23,8 @@ set(NGHTTP2_SOURCES
-   nghttp2_mem.c
-   nghttp2_http.c
-   nghttp2_rcbuf.c
-+  nghttp2_ratelim.c
-+  nghttp2_time.c
-   nghttp2_debug.c
- )
- 
-diff --git a/lib/Makefile.am b/lib/Makefile.am
-index 24a5bd6..595714d 100644
---- a/lib/Makefile.am
-+++ b/lib/Makefile.am
-@@ -49,6 +49,8 @@ OBJECTS = nghttp2_pq.c nghttp2_map.c nghttp2_queue.c \
- 	nghttp2_mem.c \
- 	nghttp2_http.c \
- 	nghttp2_rcbuf.c \
-+	nghttp2_ratelim.c \
-+	nghttp2_time.c \
- 	nghttp2_debug.c
- 
- HFILES = nghttp2_pq.h nghttp2_int.h nghttp2_map.h nghttp2_queue.h \
-@@ -65,6 +67,8 @@ HFILES = nghttp2_pq.h nghttp2_int.h nghttp2_map.h nghttp2_queue.h \
- 	nghttp2_mem.h \
- 	nghttp2_http.h \
- 	nghttp2_rcbuf.h \
-+	nghttp2_ratelim.h \
-+	nghttp2_time.h \
- 	nghttp2_debug.h
- 
- libnghttp2_la_SOURCES = $(HFILES) $(OBJECTS)
-diff --git a/lib/includes/nghttp2/nghttp2.h b/lib/includes/nghttp2/nghttp2.h
-index b0ff6c5..9eb764c 100644
---- a/lib/includes/nghttp2/nghttp2.h
-+++ b/lib/includes/nghttp2/nghttp2.h
-@@ -2671,6 +2671,23 @@ NGHTTP2_EXTERN void nghttp2_option_set_max_outbound_ack(nghttp2_option *option,
- NGHTTP2_EXTERN void nghttp2_option_set_max_settings(nghttp2_option *option,
-                                                     size_t val);
- 
-+/**
-+ * @function
-+ *
-+ * This function sets the rate limit for the incoming stream reset
-+ * (RST_STREAM frame).  It is server use only.  It is a token-bucket
-+ * based rate limiter.  |burst| specifies the number of tokens that is
-+ * initially available.  The maximum number of tokens is capped to
-+ * this value.  |rate| specifies the number of tokens that are
-+ * regenerated per second.  An incoming RST_STREAM consumes one token.
-+ * If there is no token available, GOAWAY is sent to tear down the
-+ * connection.  |burst| and |rate| default to 1000 and 33
-+ * respectively.
-+ */
-+NGHTTP2_EXTERN void
-+nghttp2_option_set_stream_reset_rate_limit(nghttp2_option *option,
-+                                           uint64_t burst, uint64_t rate);
-+
- /**
-  * @function
-  *
-diff --git a/lib/nghttp2_option.c b/lib/nghttp2_option.c
-index 34348e6..0d9a404 100644
---- a/lib/nghttp2_option.c
-+++ b/lib/nghttp2_option.c
-@@ -126,3 +126,10 @@ void nghttp2_option_set_max_settings(nghttp2_option *option, size_t val) {
-   option->opt_set_mask |= NGHTTP2_OPT_MAX_SETTINGS;
-   option->max_settings = val;
- }
-+
-+void nghttp2_option_set_stream_reset_rate_limit(nghttp2_option *option,
-+                                                uint64_t burst, uint64_t rate) {
-+  option->opt_set_mask |= NGHTTP2_OPT_STREAM_RESET_RATE_LIMIT;
-+  option->stream_reset_burst = burst;
-+  option->stream_reset_rate = rate;
-+}
-diff --git a/lib/nghttp2_option.h b/lib/nghttp2_option.h
-index 939729f..e6ba910 100644
---- a/lib/nghttp2_option.h
-+++ b/lib/nghttp2_option.h
-@@ -68,12 +68,18 @@ typedef enum {
-   NGHTTP2_OPT_NO_CLOSED_STREAMS = 1 << 10,
-   NGHTTP2_OPT_MAX_OUTBOUND_ACK = 1 << 11,
-   NGHTTP2_OPT_MAX_SETTINGS = 1 << 12,
-+  NGHTTP2_OPT_STREAM_RESET_RATE_LIMIT = 1 << 15,
- } nghttp2_option_flag;
- 
- /**
-  * Struct to store option values for nghttp2_session.
-  */
- struct nghttp2_option {
-+  /**
-+   * NGHTTP2_OPT_STREAM_RESET_RATE_LIMIT
-+   */
-+  uint64_t stream_reset_burst;
-+  uint64_t stream_reset_rate;
-   /**
-    * NGHTTP2_OPT_MAX_SEND_HEADER_BLOCK_LENGTH
-    */
-diff --git a/lib/nghttp2_ratelim.c b/lib/nghttp2_ratelim.c
-new file mode 100644
-index 0000000..7011655
---- /dev/null
-+++ b/lib/nghttp2_ratelim.c
-@@ -0,0 +1,75 @@
-+/*
-+ * nghttp2 - HTTP/2 C Library
-+ *
-+ * Copyright (c) 2023 nghttp2 contributors
-+ *
-+ * Permission is hereby granted, free of charge, to any person obtaining
-+ * a copy of this software and associated documentation files (the
-+ * "Software"), to deal in the Software without restriction, including
-+ * without limitation the rights to use, copy, modify, merge, publish,
-+ * distribute, sublicense, and/or sell copies of the Software, and to
-+ * permit persons to whom the Software is furnished to do so, subject to
-+ * the following conditions:
-+ *
-+ * The above copyright notice and this permission notice shall be
-+ * included in all copies or substantial portions of the Software.
-+ *
-+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
-+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
-+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
-+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
-+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-+ */
-+#include "nghttp2_ratelim.h"
-+#include "nghttp2_helper.h"
-+
-+void nghttp2_ratelim_init(nghttp2_ratelim *rl, uint64_t burst, uint64_t rate) {
-+  rl->val = rl->burst = burst;
-+  rl->rate = rate;
-+  rl->tstamp = 0;
-+}
-+
-+void nghttp2_ratelim_update(nghttp2_ratelim *rl, uint64_t tstamp) {
-+  uint64_t d, gain;
-+
-+  if (tstamp == rl->tstamp) {
-+    return;
-+  }
-+
-+  if (tstamp > rl->tstamp) {
-+    d = tstamp - rl->tstamp;
-+  } else {
-+    d = 1;
-+  }
-+
-+  rl->tstamp = tstamp;
-+
-+  if (UINT64_MAX / d < rl->rate) {
-+    rl->val = rl->burst;
-+
-+    return;
-+  }
-+
-+  gain = rl->rate * d;
-+
-+  if (UINT64_MAX - gain < rl->val) {
-+    rl->val = rl->burst;
-+
-+    return;
-+  }
-+
-+  rl->val += gain;
-+  rl->val = nghttp2_min(rl->val, rl->burst);
-+}
-+
-+int nghttp2_ratelim_drain(nghttp2_ratelim *rl, uint64_t n) {
-+  if (rl->val < n) {
-+    return -1;
-+  }
-+
-+  rl->val -= n;
-+
-+  return 0;
-+}
-diff --git a/lib/nghttp2_ratelim.h b/lib/nghttp2_ratelim.h
-new file mode 100644
-index 0000000..866ed3f
---- /dev/null
-+++ b/lib/nghttp2_ratelim.h
-@@ -0,0 +1,57 @@
-+/*
-+ * nghttp2 - HTTP/2 C Library
-+ *
-+ * Copyright (c) 2023 nghttp2 contributors
-+ *
-+ * Permission is hereby granted, free of charge, to any person obtaining
-+ * a copy of this software and associated documentation files (the
-+ * "Software"), to deal in the Software without restriction, including
-+ * without limitation the rights to use, copy, modify, merge, publish,
-+ * distribute, sublicense, and/or sell copies of the Software, and to
-+ * permit persons to whom the Software is furnished to do so, subject to
-+ * the following conditions:
-+ *
-+ * The above copyright notice and this permission notice shall be
-+ * included in all copies or substantial portions of the Software.
-+ *
-+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
-+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
-+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
-+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
-+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-+ */
-+#ifndef NGHTTP2_RATELIM_H
-+#define NGHTTP2_RATELIM_H
-+
-+#ifdef HAVE_CONFIG_H
-+#  include <config.h>
-+#endif /* HAVE_CONFIG_H */
-+
-+#include <nghttp2/nghttp2.h>
-+
-+typedef struct nghttp2_ratelim {
-+  /* burst is the maximum value of val. */
-+  uint64_t burst;
-+  /* rate is the amount of value that is regenerated per 1 tstamp. */
-+  uint64_t rate;
-+  /* val is the amount of value available to drain. */
-+  uint64_t val;
-+  /* tstamp is the last timestamp in second resolution that is known
-+     to this object. */
-+  uint64_t tstamp;
-+} nghttp2_ratelim;
-+
-+/* nghttp2_ratelim_init initializes |rl| with the given parameters. */
-+void nghttp2_ratelim_init(nghttp2_ratelim *rl, uint64_t burst, uint64_t rate);
-+
-+/* nghttp2_ratelim_update updates rl->val with the current |tstamp|
-+   given in second resolution. */
-+void nghttp2_ratelim_update(nghttp2_ratelim *rl, uint64_t tstamp);
-+
-+/* nghttp2_ratelim_drain drains |n| from rl->val.  It returns 0 if it
-+   succeeds, or -1. */
-+int nghttp2_ratelim_drain(nghttp2_ratelim *rl, uint64_t n);
-+
-+#endif /* NGHTTP2_RATELIM_H */
-diff --git a/lib/nghttp2_session.c b/lib/nghttp2_session.c
-index 8271198..5ee08df 100644
---- a/lib/nghttp2_session.c
-+++ b/lib/nghttp2_session.c
-@@ -36,6 +36,7 @@
- #include "nghttp2_option.h"
- #include "nghttp2_http.h"
- #include "nghttp2_pq.h"
-+#include "nghttp2_time.h"
- #include "nghttp2_debug.h"
- 
- /*
-@@ -443,6 +444,10 @@ static int session_new(nghttp2_session **session_ptr,
-       NGHTTP2_DEFAULT_MAX_CONCURRENT_STREAMS;
-   (*session_ptr)->pending_enable_push = 1;
- 
-+  nghttp2_ratelim_init(&(*session_ptr)->stream_reset_ratelim,
-+                       NGHTTP2_DEFAULT_STREAM_RESET_BURST,
-+                       NGHTTP2_DEFAULT_STREAM_RESET_RATE);
-+
-   if (server) {
-     (*session_ptr)->server = 1;
-   }
-@@ -527,6 +532,12 @@ static int session_new(nghttp2_session **session_ptr,
-         option->max_settings) {
-       (*session_ptr)->max_settings = option->max_settings;
-     }
-+
-+    if (option->opt_set_mask & NGHTTP2_OPT_STREAM_RESET_RATE_LIMIT) {
-+      nghttp2_ratelim_init(&(*session_ptr)->stream_reset_ratelim,
-+                           option->stream_reset_burst,
-+                           option->stream_reset_rate);
-+    }
-   }
- 
-   rv = nghttp2_hd_deflate_init2(&(*session_ptr)->hd_deflater,
-@@ -4144,6 +4155,23 @@ static int session_process_priority_frame(nghttp2_session *session) {
-   return nghttp2_session_on_priority_received(session, frame);
- }
- 
-+static int session_update_stream_reset_ratelim(nghttp2_session *session) {
-+  if (!session->server || (session->goaway_flags & NGHTTP2_GOAWAY_SUBMITTED)) {
-+    return 0;
-+  }
-+
-+  nghttp2_ratelim_update(&session->stream_reset_ratelim,
-+                         nghttp2_time_now_sec());
-+
-+  if (nghttp2_ratelim_drain(&session->stream_reset_ratelim, 1) == 0) {
-+    return 0;
-+  }
-+
-+  return nghttp2_session_add_goaway(session, session->last_recv_stream_id,
-+                                    NGHTTP2_INTERNAL_ERROR, NULL, 0,
-+                                    NGHTTP2_GOAWAY_AUX_NONE);
-+}
-+
- int nghttp2_session_on_rst_stream_received(nghttp2_session *session,
-                                            nghttp2_frame *frame) {
-   int rv;
-@@ -4173,7 +4201,8 @@ int nghttp2_session_on_rst_stream_received(nghttp2_session *session,
-   if (nghttp2_is_fatal(rv)) {
-     return rv;
-   }
--  return 0;
-+
-+  return session_update_stream_reset_ratelim(session);
- }
- 
- static int session_process_rst_stream_frame(nghttp2_session *session) {
-@@ -6941,6 +6970,9 @@ int nghttp2_session_add_goaway(nghttp2_session *session, int32_t last_stream_id,
-     nghttp2_mem_free(mem, item);
-     return rv;
-   }
-+
-+  session->goaway_flags |= NGHTTP2_GOAWAY_SUBMITTED;
-+
-   return 0;
- }
- 
-diff --git a/lib/nghttp2_session.h b/lib/nghttp2_session.h
-index e62a3bb..03f8bee 100644
---- a/lib/nghttp2_session.h
-+++ b/lib/nghttp2_session.h
-@@ -39,6 +39,7 @@
- #include "nghttp2_buf.h"
- #include "nghttp2_callbacks.h"
- #include "nghttp2_mem.h"
-+#include "nghttp2_ratelim.h"
- 
- /* The global variable for tests where we want to disable strict
-    preface handling. */
-@@ -102,6 +103,10 @@ typedef struct {
- /* The default value of maximum number of concurrent streams. */
- #define NGHTTP2_DEFAULT_MAX_CONCURRENT_STREAMS 0xffffffffu
- 
-+/* The default values for stream reset rate limiter. */
-+#define NGHTTP2_DEFAULT_STREAM_RESET_BURST 1000
-+#define NGHTTP2_DEFAULT_STREAM_RESET_RATE 33
-+
- /* Internal state when receiving incoming frame */
- typedef enum {
-   /* Receiving frame header */
-@@ -175,7 +180,9 @@ typedef enum {
-   /* Flag means GOAWAY was sent */
-   NGHTTP2_GOAWAY_SENT = 0x4,
-   /* Flag means GOAWAY was received */
--  NGHTTP2_GOAWAY_RECV = 0x8
-+  NGHTTP2_GOAWAY_RECV = 0x8,
-+  /* Flag means GOAWAY has been submitted at least once */
-+  NGHTTP2_GOAWAY_SUBMITTED = 0x10
- } nghttp2_goaway_flag;
- 
- /* nghttp2_inflight_settings stores the SETTINGS entries which local
-@@ -229,6 +236,9 @@ struct nghttp2_session {
-   /* Queue of In-flight SETTINGS values.  SETTINGS bearing ACK is not
-      considered as in-flight. */
-   nghttp2_inflight_settings *inflight_settings_head;
-+  /* Stream reset rate limiter.  If receiving excessive amount of
-+     stream resets, GOAWAY will be sent. */
-+  nghttp2_ratelim stream_reset_ratelim;
-   /* The number of outgoing streams. This will be capped by
-      remote_settings.max_concurrent_streams. */
-   size_t num_outgoing_streams;
-diff --git a/lib/nghttp2_time.c b/lib/nghttp2_time.c
-new file mode 100644
-index 0000000..2a5f1a6
---- /dev/null
-+++ b/lib/nghttp2_time.c
-@@ -0,0 +1,62 @@
-+/*
-+ * nghttp2 - HTTP/2 C Library
-+ *
-+ * Copyright (c) 2023 nghttp2 contributors
-+ *
-+ * Permission is hereby granted, free of charge, to any person obtaining
-+ * a copy of this software and associated documentation files (the
-+ * "Software"), to deal in the Software without restriction, including
-+ * without limitation the rights to use, copy, modify, merge, publish,
-+ * distribute, sublicense, and/or sell copies of the Software, and to
-+ * permit persons to whom the Software is furnished to do so, subject to
-+ * the following conditions:
-+ *
-+ * The above copyright notice and this permission notice shall be
-+ * included in all copies or substantial portions of the Software.
-+ *
-+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
-+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
-+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
-+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
-+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-+ */
-+#include "nghttp2_time.h"
-+
-+#ifdef HAVE_TIME_H
-+#  include <time.h>
-+#endif /* HAVE_TIME_H */
-+
-+#ifdef HAVE_SYSINFOAPI_H
-+#  include <sysinfoapi.h>
-+#endif /* HAVE_SYSINFOAPI_H */
-+
-+#ifndef HAVE_GETTICKCOUNT64
-+static uint64_t time_now_sec(void) {
-+  time_t t = time(NULL);
-+
-+  if (t == -1) {
-+    return 0;
-+  }
-+
-+  return (uint64_t)t;
-+}
-+#endif /* HAVE_GETTICKCOUNT64 */
-+
-+#ifdef HAVE_CLOCK_GETTIME
-+uint64_t nghttp2_time_now_sec(void) {
-+  struct timespec tp;
-+  int rv = clock_gettime(CLOCK_MONOTONIC, &tp);
-+
-+  if (rv == -1) {
-+    return time_now_sec();
-+  }
-+
-+  return (uint64_t)tp.tv_sec;
-+}
-+#elif defined(HAVE_GETTICKCOUNT64)
-+uint64_t nghttp2_time_now_sec(void) { return GetTickCount64() / 1000; }
-+#else  /* !HAVE_CLOCK_GETTIME && !HAVE_GETTICKCOUNT64 */
-+uint64_t nghttp2_time_now_sec(void) { return time_now_sec(); }
-+#endif /* !HAVE_CLOCK_GETTIME && !HAVE_GETTICKCOUNT64 */
-diff --git a/lib/nghttp2_time.h b/lib/nghttp2_time.h
-new file mode 100644
-index 0000000..03c0bbe
---- /dev/null
-+++ b/lib/nghttp2_time.h
-@@ -0,0 +1,38 @@
-+/*
-+ * nghttp2 - HTTP/2 C Library
-+ *
-+ * Copyright (c) 2023 nghttp2 contributors
-+ *
-+ * Permission is hereby granted, free of charge, to any person obtaining
-+ * a copy of this software and associated documentation files (the
-+ * "Software"), to deal in the Software without restriction, including
-+ * without limitation the rights to use, copy, modify, merge, publish,
-+ * distribute, sublicense, and/or sell copies of the Software, and to
-+ * permit persons to whom the Software is furnished to do so, subject to
-+ * the following conditions:
-+ *
-+ * The above copyright notice and this permission notice shall be
-+ * included in all copies or substantial portions of the Software.
-+ *
-+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
-+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
-+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
-+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
-+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-+ */
-+#ifndef NGHTTP2_TIME_H
-+#define NGHTTP2_TIME_H
-+
-+#ifdef HAVE_CONFIG_H
-+#  include <config.h>
-+#endif /* HAVE_CONFIG_H */
-+
-+#include <nghttp2/nghttp2.h>
-+
-+/* nghttp2_time_now_sec returns seconds from implementation-specific
-+   timepoint.  If it is unable to get seconds, it returns 0. */
-+uint64_t nghttp2_time_now_sec(void);
-+
-+#endif /* NGHTTP2_TIME_H */
-diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
-index 4250ac3..344c542 100644
---- a/tests/CMakeLists.txt
-+++ b/tests/CMakeLists.txt
-@@ -21,6 +21,7 @@ if(HAVE_CUNIT)
-     nghttp2_npn_test.c
-     nghttp2_helper_test.c
-     nghttp2_buf_test.c
-+    nghttp2_ratelim_test.c
-   )
- 
-   add_executable(main EXCLUDE_FROM_ALL
-diff --git a/tests/Makefile.am b/tests/Makefile.am
-index c3e4392..c130a00 100644
---- a/tests/Makefile.am
-+++ b/tests/Makefile.am
-@@ -40,14 +40,16 @@ OBJECTS = main.c nghttp2_pq_test.c nghttp2_map_test.c nghttp2_queue_test.c \
- 	nghttp2_hd_test.c \
- 	nghttp2_npn_test.c \
- 	nghttp2_helper_test.c \
--	nghttp2_buf_test.c
-+	nghttp2_buf_test.c \
-+	nghttp2_ratelim_test.c
- 
- HFILES = nghttp2_pq_test.h nghttp2_map_test.h nghttp2_queue_test.h \
- 	nghttp2_session_test.h \
- 	nghttp2_frame_test.h nghttp2_stream_test.h nghttp2_hd_test.h \
- 	nghttp2_npn_test.h nghttp2_helper_test.h \
- 	nghttp2_test_helper.h \
--	nghttp2_buf_test.h
-+	nghttp2_buf_test.h \
-+	nghttp2_ratelim_test.h
- 
- main_SOURCES = $(HFILES) $(OBJECTS)
- 
-diff --git a/tests/main.c b/tests/main.c
-index 1f795cd..334cad8 100644
---- a/tests/main.c
-+++ b/tests/main.c
-@@ -40,6 +40,7 @@
- #include "nghttp2_npn_test.h"
- #include "nghttp2_helper_test.h"
- #include "nghttp2_buf_test.h"
-+#include "nghttp2_ratelim_test.h"
- 
- extern int nghttp2_enable_strict_preface;
- 
-@@ -323,6 +324,8 @@ int main() {
-                    test_nghttp2_session_no_closed_streams) ||
-       !CU_add_test(pSuite, "session_set_stream_user_data",
-                    test_nghttp2_session_set_stream_user_data) ||
-+      !CU_add_test(pSuite, "session_stream_reset_ratelim",
-+                   test_nghttp2_session_stream_reset_ratelim) ||
-       !CU_add_test(pSuite, "http_mandatory_headers",
-                    test_nghttp2_http_mandatory_headers) ||
-       !CU_add_test(pSuite, "http_content_length",
-@@ -418,7 +421,9 @@ int main() {
-       !CU_add_test(pSuite, "bufs_advance", test_nghttp2_bufs_advance) ||
-       !CU_add_test(pSuite, "bufs_next_present",
-                    test_nghttp2_bufs_next_present) ||
--      !CU_add_test(pSuite, "bufs_realloc", test_nghttp2_bufs_realloc)) {
-+      !CU_add_test(pSuite, "bufs_realloc", test_nghttp2_bufs_realloc) ||
-+      !CU_add_test(pSuite, "ratelim_update", test_nghttp2_ratelim_update) ||
-+      !CU_add_test(pSuite, "ratelim_drain", test_nghttp2_ratelim_drain)) {
-     CU_cleanup_registry();
-     return (int)CU_get_error();
-   }
-diff --git a/tests/nghttp2_ratelim_test.c b/tests/nghttp2_ratelim_test.c
-new file mode 100644
-index 0000000..6abece9
---- /dev/null
-+++ b/tests/nghttp2_ratelim_test.c
-@@ -0,0 +1,101 @@
-+/*
-+ * nghttp2 - HTTP/2 C Library
-+ *
-+ * Copyright (c) 2023 nghttp2 contributors
-+ *
-+ * Permission is hereby granted, free of charge, to any person obtaining
-+ * a copy of this software and associated documentation files (the
-+ * "Software"), to deal in the Software without restriction, including
-+ * without limitation the rights to use, copy, modify, merge, publish,
-+ * distribute, sublicense, and/or sell copies of the Software, and to
-+ * permit persons to whom the Software is furnished to do so, subject to
-+ * the following conditions:
-+ *
-+ * The above copyright notice and this permission notice shall be
-+ * included in all copies or substantial portions of the Software.
-+ *
-+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
-+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
-+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
-+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
-+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-+ */
-+#include "nghttp2_ratelim_test.h"
-+
-+#include <stdio.h>
-+
-+#include <CUnit/CUnit.h>
-+
-+#include "nghttp2_ratelim.h"
-+
-+void test_nghttp2_ratelim_update(void) {
-+  nghttp2_ratelim rl;
-+
-+  nghttp2_ratelim_init(&rl, 1000, 21);
-+
-+  CU_ASSERT(1000 == rl.val);
-+  CU_ASSERT(1000 == rl.burst);
-+  CU_ASSERT(21 == rl.rate);
-+  CU_ASSERT(0 == rl.tstamp);
-+
-+  nghttp2_ratelim_update(&rl, 999);
-+
-+  CU_ASSERT(1000 == rl.val);
-+  CU_ASSERT(999 == rl.tstamp);
-+
-+  nghttp2_ratelim_drain(&rl, 100);
-+
-+  CU_ASSERT(900 == rl.val);
-+
-+  nghttp2_ratelim_update(&rl, 1000);
-+
-+  CU_ASSERT(921 == rl.val);
-+
-+  nghttp2_ratelim_update(&rl, 1002);
-+
-+  CU_ASSERT(963 == rl.val);
-+
-+  nghttp2_ratelim_update(&rl, 1004);
-+
-+  CU_ASSERT(1000 == rl.val);
-+  CU_ASSERT(1004 == rl.tstamp);
-+
-+  /* timer skew */
-+  nghttp2_ratelim_init(&rl, 1000, 21);
-+  nghttp2_ratelim_update(&rl, 1);
-+
-+  CU_ASSERT(1000 == rl.val);
-+
-+  nghttp2_ratelim_update(&rl, 0);
-+
-+  CU_ASSERT(1000 == rl.val);
-+
-+  /* rate * duration overflow */
-+  nghttp2_ratelim_init(&rl, 1000, 100);
-+  nghttp2_ratelim_drain(&rl, 999);
-+
-+  CU_ASSERT(1 == rl.val);
-+
-+  nghttp2_ratelim_update(&rl, UINT64_MAX);
-+
-+  CU_ASSERT(1000 == rl.val);
-+
-+  /* val + rate * duration overflow */
-+  nghttp2_ratelim_init(&rl, UINT64_MAX - 1, 2);
-+  nghttp2_ratelim_update(&rl, 1);
-+
-+  CU_ASSERT(UINT64_MAX - 1 == rl.val);
-+}
-+
-+void test_nghttp2_ratelim_drain(void) {
-+  nghttp2_ratelim rl;
-+
-+  nghttp2_ratelim_init(&rl, 100, 7);
-+
-+  CU_ASSERT(-1 == nghttp2_ratelim_drain(&rl, 101));
-+  CU_ASSERT(0 == nghttp2_ratelim_drain(&rl, 51));
-+  CU_ASSERT(0 == nghttp2_ratelim_drain(&rl, 49));
-+  CU_ASSERT(-1 == nghttp2_ratelim_drain(&rl, 1));
-+}
-diff --git a/tests/nghttp2_ratelim_test.h b/tests/nghttp2_ratelim_test.h
-new file mode 100644
-index 0000000..02b2f2b
---- /dev/null
-+++ b/tests/nghttp2_ratelim_test.h
-@@ -0,0 +1,35 @@
-+/*
-+ * nghttp2 - HTTP/2 C Library
-+ *
-+ * Copyright (c) 2023 nghttp2 contributors
-+ *
-+ * Permission is hereby granted, free of charge, to any person obtaining
-+ * a copy of this software and associated documentation files (the
-+ * "Software"), to deal in the Software without restriction, including
-+ * without limitation the rights to use, copy, modify, merge, publish,
-+ * distribute, sublicense, and/or sell copies of the Software, and to
-+ * permit persons to whom the Software is furnished to do so, subject to
-+ * the following conditions:
-+ *
-+ * The above copyright notice and this permission notice shall be
-+ * included in all copies or substantial portions of the Software.
-+ *
-+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
-+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
-+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
-+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
-+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-+ */
-+#ifndef NGHTTP2_RATELIM_TEST_H
-+#define NGHTTP2_RATELIM_TEST_H
-+
-+#ifdef HAVE_CONFIG_H
-+#  include <config.h>
-+#endif /* HAVE_CONFIG_H */
-+
-+void test_nghttp2_ratelim_update(void);
-+void test_nghttp2_ratelim_drain(void);
-+
-+#endif /* NGHTTP2_RATELIM_TEST_H */
-diff --git a/tests/nghttp2_session_test.c b/tests/nghttp2_session_test.c
-index ab76ab4..dece5c1 100644
---- a/tests/nghttp2_session_test.c
-+++ b/tests/nghttp2_session_test.c
-@@ -10790,6 +10790,109 @@ void test_nghttp2_session_set_stream_user_data(void) {
-   nghttp2_session_del(session);
- }
- 
-+void test_nghttp2_session_stream_reset_ratelim(void) {
-+  nghttp2_session *session;
-+  nghttp2_session_callbacks callbacks;
-+  nghttp2_frame frame;
-+  ssize_t rv;
-+  nghttp2_bufs bufs;
-+  nghttp2_buf *buf;
-+  nghttp2_mem *mem;
-+  size_t i;
-+  nghttp2_hd_deflater deflater;
-+  size_t nvlen;
-+  nghttp2_nv *nva;
-+  int32_t stream_id;
-+  nghttp2_outbound_item *item;
-+  nghttp2_option *option;
-+
-+  mem = nghttp2_mem_default();
-+  frame_pack_bufs_init(&bufs);
-+
-+  memset(&callbacks, 0, sizeof(nghttp2_session_callbacks));
-+  callbacks.send_callback = null_send_callback;
-+
-+  nghttp2_option_new(&option);
-+  nghttp2_option_set_stream_reset_rate_limit(
-+      option, NGHTTP2_DEFAULT_STREAM_RESET_BURST, 0);
-+
-+  nghttp2_session_server_new2(&session, &callbacks, NULL, option);
-+
-+  nghttp2_frame_settings_init(&frame.settings, NGHTTP2_FLAG_NONE, NULL, 0);
-+  rv = nghttp2_frame_pack_settings(&bufs, &frame.settings);
-+
-+  CU_ASSERT(0 == rv);
-+
-+  nghttp2_frame_settings_free(&frame.settings, mem);
-+
-+  buf = &bufs.head->buf;
-+  rv = nghttp2_session_mem_recv(session, buf->pos, nghttp2_buf_len(buf));
-+
-+  CU_ASSERT((ssize_t)nghttp2_buf_len(buf) == rv);
-+
-+  /* Send SETTINGS ACK */
-+  rv = nghttp2_session_send(session);
-+
-+  CU_ASSERT(0 == rv);
-+
-+  nghttp2_hd_deflate_init(&deflater, mem);
-+
-+  for (i = 0; i < NGHTTP2_DEFAULT_STREAM_RESET_BURST + 2; ++i) {
-+    stream_id = (int32_t)(i * 2 + 1);
-+
-+    nghttp2_bufs_reset(&bufs);
-+
-+    /* HEADERS */
-+    nvlen = ARRLEN(reqnv);
-+    nghttp2_nv_array_copy(&nva, reqnv, nvlen, mem);
-+    nghttp2_frame_headers_init(&frame.headers, NGHTTP2_FLAG_END_HEADERS,
-+                               stream_id, NGHTTP2_HCAT_HEADERS, NULL, nva,
-+                               nvlen);
-+    rv = nghttp2_frame_pack_headers(&bufs, &frame.headers, &deflater);
-+
-+    CU_ASSERT(0 == rv);
-+
-+    nghttp2_frame_headers_free(&frame.headers, mem);
-+
-+    buf = &bufs.head->buf;
-+    rv = nghttp2_session_mem_recv(session, buf->pos, nghttp2_buf_len(buf));
-+
-+    CU_ASSERT((ssize_t)nghttp2_buf_len(buf) == rv);
-+
-+    nghttp2_bufs_reset(&bufs);
-+
-+    /* RST_STREAM */
-+    nghttp2_frame_rst_stream_init(&frame.rst_stream, stream_id,
-+                                  NGHTTP2_NO_ERROR);
-+    nghttp2_frame_pack_rst_stream(&bufs, &frame.rst_stream);
-+    nghttp2_frame_rst_stream_free(&frame.rst_stream);
-+
-+    buf = &bufs.head->buf;
-+    rv = nghttp2_session_mem_recv(session, buf->pos, nghttp2_buf_len(buf));
-+
-+    CU_ASSERT((ssize_t)nghttp2_buf_len(buf) == rv);
-+
-+    if (i < NGHTTP2_DEFAULT_STREAM_RESET_BURST) {
-+      CU_ASSERT(0 == nghttp2_outbound_queue_size(&session->ob_reg));
-+
-+      continue;
-+    }
-+
-+    CU_ASSERT(1 == nghttp2_outbound_queue_size(&session->ob_reg));
-+
-+    item = nghttp2_session_get_next_ob_item(session);
-+
-+    CU_ASSERT(NGHTTP2_GOAWAY == item->frame.hd.type);
-+    CU_ASSERT(NGHTTP2_DEFAULT_STREAM_RESET_BURST * 2 + 1 ==
-+              item->frame.goaway.last_stream_id);
-+  }
-+
-+  nghttp2_hd_deflate_free(&deflater);
-+  nghttp2_session_del(session);
-+  nghttp2_bufs_free(&bufs);
-+  nghttp2_option_del(option);
-+}
-+
- static void check_nghttp2_http_recv_headers_fail(
-     nghttp2_session *session, nghttp2_hd_deflater *deflater, int32_t stream_id,
-     int stream_state, const nghttp2_nv *nva, size_t nvlen) {
-diff --git a/tests/nghttp2_session_test.h b/tests/nghttp2_session_test.h
-index c5095c2..2b74e88 100644
---- a/tests/nghttp2_session_test.h
-+++ b/tests/nghttp2_session_test.h
-@@ -160,6 +160,7 @@ void test_nghttp2_session_removed_closed_stream(void);
- void test_nghttp2_session_pause_data(void);
- void test_nghttp2_session_no_closed_streams(void);
- void test_nghttp2_session_set_stream_user_data(void);
-+void test_nghttp2_session_stream_reset_ratelim(void);
- void test_nghttp2_http_mandatory_headers(void);
- void test_nghttp2_http_content_length(void);
- void test_nghttp2_http_content_length_mismatch(void);
--- 
-2.41.0
-

SOURCES/0004-nghttp2-1.33.0-CVE-2024-28182.patch

@@ -1,193 +0,0 @@
-From 771044ffd217c5b20f1714e7e3fdd851a32d059c Mon Sep 17 00:00:00 2001
-From: Tatsuhiro Tsujikawa <tatsuhiro.t@gmail.com>
-Date: Sat, 9 Mar 2024 16:26:42 +0900
-Subject: [PATCH] Add nghttp2_option_set_max_continuations
-
-(cherry picked from commit d71a4668c6bead55805d18810d633fbb98315af9)
-Signed-off-by: Jan Macku <jamacku@redhat.com>
-
-Limit CONTINUATION frames following an incoming HEADER frame
-
-(cherry picked from commit 00201ecd8f982da3b67d4f6868af72a1b03b14e0)
-Signed-off-by: Jan Macku <jamacku@redhat.com>
----
- doc/Makefile.am                |  1 +
- lib/includes/nghttp2/nghttp2.h | 18 +++++++++++++++++-
- lib/nghttp2_helper.c           |  2 ++
- lib/nghttp2_option.c           |  5 +++++
- lib/nghttp2_option.h           |  5 +++++
- lib/nghttp2_session.c          | 11 +++++++++++
- lib/nghttp2_session.h          | 10 ++++++++++
- 7 files changed, 51 insertions(+), 1 deletion(-)
-
-diff --git a/doc/Makefile.am b/doc/Makefile.am
-index 87f6c43b..1334de63 100644
---- a/doc/Makefile.am
-+++ b/doc/Makefile.am
-@@ -67,6 +67,7 @@ APIDOCS= \
- 	nghttp2_option_set_no_recv_client_magic.rst \
- 	nghttp2_option_set_peer_max_concurrent_streams.rst \
- 	nghttp2_option_set_user_recv_extension_type.rst \
-+	nghttp2_option_set_max_continuations.rst \
- 	nghttp2_option_set_max_outbound_ack.rst \
- 	nghttp2_option_set_max_settings.rst \
- 	nghttp2_option_set_stream_reset_rate_limit.rst \
-diff --git a/lib/includes/nghttp2/nghttp2.h b/lib/includes/nghttp2/nghttp2.h
-index 9eb764c6..2530a061 100644
---- a/lib/includes/nghttp2/nghttp2.h
-+++ b/lib/includes/nghttp2/nghttp2.h
-@@ -434,7 +434,12 @@ typedef enum {
-    * exhaustion on server side to send these frames forever and does
-    * not read network.
-    */
--  NGHTTP2_ERR_FLOODED = -904
-+  NGHTTP2_ERR_FLOODED = -904,
-+  /**
-+   * When a local endpoint receives too many CONTINUATION frames
-+   * following a HEADER frame.
-+   */
-+  NGHTTP2_ERR_TOO_MANY_CONTINUATIONS = -905,
- } nghttp2_error;
- 
- /**
-@@ -2688,6 +2693,17 @@ NGHTTP2_EXTERN void
- nghttp2_option_set_stream_reset_rate_limit(nghttp2_option *option,
-                                            uint64_t burst, uint64_t rate);
- 
-+/**
-+ * @function
-+ *
-+ * This function sets the maximum number of CONTINUATION frames
-+ * following an incoming HEADER frame.  If more than those frames are
-+ * received, the remote endpoint is considered to be misbehaving and
-+ * session will be closed.  The default value is 8.
-+ */
-+NGHTTP2_EXTERN void nghttp2_option_set_max_continuations(nghttp2_option *option,
-+                                                         size_t val);
-+
- /**
-  * @function
-  *
-diff --git a/lib/nghttp2_helper.c b/lib/nghttp2_helper.c
-index 49bbf079..562c652c 100644
---- a/lib/nghttp2_helper.c
-+++ b/lib/nghttp2_helper.c
-@@ -336,6 +336,8 @@ const char *nghttp2_strerror(int error_code) {
-            "closed";
-   case NGHTTP2_ERR_TOO_MANY_SETTINGS:
-     return "SETTINGS frame contained more than the maximum allowed entries";
-+  case NGHTTP2_ERR_TOO_MANY_CONTINUATIONS:
-+    return "Too many CONTINUATION frames following a HEADER frame";
-   default:
-     return "Unknown error code";
-   }
-diff --git a/lib/nghttp2_option.c b/lib/nghttp2_option.c
-index 0d9a4044..f3659c18 100644
---- a/lib/nghttp2_option.c
-+++ b/lib/nghttp2_option.c
-@@ -133,3 +133,8 @@ void nghttp2_option_set_stream_reset_rate_limit(nghttp2_option *option,
-   option->stream_reset_burst = burst;
-   option->stream_reset_rate = rate;
- }
-+
-+void nghttp2_option_set_max_continuations(nghttp2_option *option, size_t val) {
-+  option->opt_set_mask |= NGHTTP2_OPT_MAX_CONTINUATIONS;
-+  option->max_continuations = val;
-+}
-diff --git a/lib/nghttp2_option.h b/lib/nghttp2_option.h
-index e6ba9100..c1b48c73 100644
---- a/lib/nghttp2_option.h
-+++ b/lib/nghttp2_option.h
-@@ -69,6 +69,7 @@ typedef enum {
-   NGHTTP2_OPT_MAX_OUTBOUND_ACK = 1 << 11,
-   NGHTTP2_OPT_MAX_SETTINGS = 1 << 12,
-   NGHTTP2_OPT_STREAM_RESET_RATE_LIMIT = 1 << 15,
-+  NGHTTP2_OPT_MAX_CONTINUATIONS = 1 << 16,
- } nghttp2_option_flag;
- 
- /**
-@@ -96,6 +97,10 @@ struct nghttp2_option {
-    * NGHTTP2_OPT_MAX_SETTINGS
-    */
-   size_t max_settings;
-+  /**
-+   * NGHTTP2_OPT_MAX_CONTINUATIONS
-+   */
-+  size_t max_continuations;
-   /**
-    * Bitwise OR of nghttp2_option_flag to determine that which fields
-    * are specified.
-diff --git a/lib/nghttp2_session.c b/lib/nghttp2_session.c
-index 5ee08dfe..821c57ea 100644
---- a/lib/nghttp2_session.c
-+++ b/lib/nghttp2_session.c
-@@ -464,6 +464,7 @@ static int session_new(nghttp2_session **session_ptr,
-   (*session_ptr)->max_send_header_block_length = NGHTTP2_MAX_HEADERSLEN;
-   (*session_ptr)->max_outbound_ack = NGHTTP2_DEFAULT_MAX_OBQ_FLOOD_ITEM;
-   (*session_ptr)->max_settings = NGHTTP2_DEFAULT_MAX_SETTINGS;
-+  (*session_ptr)->max_continuations = NGHTTP2_DEFAULT_MAX_CONTINUATIONS;
- 
-   if (option) {
-     if ((option->opt_set_mask & NGHTTP2_OPT_NO_AUTO_WINDOW_UPDATE) &&
-@@ -538,6 +539,10 @@ static int session_new(nghttp2_session **session_ptr,
-                            option->stream_reset_burst,
-                            option->stream_reset_rate);
-     }
-+
-+    if (option->opt_set_mask & NGHTTP2_OPT_MAX_CONTINUATIONS) {
-+      (*session_ptr)->max_continuations = option->max_continuations;
-+    }
-   }
- 
-   rv = nghttp2_hd_deflate_init2(&(*session_ptr)->hd_deflater,
-@@ -6289,6 +6294,8 @@ ssize_t nghttp2_session_mem_recv(nghttp2_session *session, const uint8_t *in,
-           }
-         }
-         session_inbound_frame_reset(session);
-+
-+        session->num_continuations = 0;
-       }
-       break;
-     }
-@@ -6410,6 +6417,10 @@ ssize_t nghttp2_session_mem_recv(nghttp2_session *session, const uint8_t *in,
-       }
- #endif /* DEBUGBUILD */
- 
-+      if (++session->num_continuations > session->max_continuations) {
-+        return NGHTTP2_ERR_TOO_MANY_CONTINUATIONS;
-+      }
-+
-       readlen = inbound_frame_buf_read(iframe, in, last);
-       in += readlen;
- 
-diff --git a/lib/nghttp2_session.h b/lib/nghttp2_session.h
-index 03f8bee4..72464024 100644
---- a/lib/nghttp2_session.h
-+++ b/lib/nghttp2_session.h
-@@ -107,6 +107,10 @@ typedef struct {
- #define NGHTTP2_DEFAULT_STREAM_RESET_BURST 1000
- #define NGHTTP2_DEFAULT_STREAM_RESET_RATE 33
- 
-+/* The default max number of CONTINUATION frames following an incoming
-+   HEADER frame. */
-+#define NGHTTP2_DEFAULT_MAX_CONTINUATIONS 8
-+
- /* Internal state when receiving incoming frame */
- typedef enum {
-   /* Receiving frame header */
-@@ -281,6 +285,12 @@ struct nghttp2_session {
-   size_t max_send_header_block_length;
-   /* The maximum number of settings accepted per SETTINGS frame. */
-   size_t max_settings;
-+  /* The maximum number of CONTINUATION frames following an incoming
-+     HEADER frame. */
-+  size_t max_continuations;
-+  /* The number of CONTINUATION frames following an incoming HEADER
-+     frame.  This variable is reset when END_HEADERS flag is seen. */
-+  size_t num_continuations;
-   /* Next Stream ID. Made unsigned int to detect >= (1 << 31). */
-   uint32_t next_stream_id;
-   /* The last stream ID this session initiated.  For client session,
--- 
-2.44.0
-

SPECS/nghttp2.spec

@@ -1,7 +1,7 @@
 Summary: Experimental HTTP/2 client, server and proxy
 Name: nghttp2
 Version: 1.33.0
-Release: 6%{?dist}.1
+Release: 3%{?dist}.1
 License: MIT
 Group: Applications/Internet
 URL: https://nghttp2.org/
@@ -13,12 +13,6 @@ Patch1: nghttp2-1.31.1-CVE-2019-9511-and-CVE-2019-9513.patch
 # prevent DoS caused by overly large SETTINGS frames (CVE-2020-11080)
 Patch2: nghttp2-1.33.0-CVE-2020-11080.patch
 
-# fix HTTP/2 Rapid Reset (CVE-2023-44487)
-Patch3: 0003-nghttp2-1.33.0-CVE-2023-44487.patch
-
-# fix CONTINUATION frames DoS (CVE-2024-28182, CVE-2024-27316)
-Patch4: 0004-nghttp2-1.33.0-CVE-2024-28182.patch
-
 BuildRequires: automake
 BuildRequires: libtool
 
@@ -62,8 +56,6 @@ for building applications with libnghttp2.
 %setup -q
 %patch1 -p1
 %patch2 -p1
-%patch3 -p1
-%patch4 -p1
 autoreconf -fiv
 
 # make fetch-ocsp-response use Python 3
@@ -135,16 +127,7 @@ make %{?_smp_mflags} check
 
 
 %changelog
-* Mon Apr 10 2024 Jan Macku <jamacku@redhat.com> - 1.33.0-6.1
+* Tue Jun 09 2020 Kamil Dudka <kdudka@redhat.com> 1.33.0-3.el8_2.1
-- fix CONTINUATION frames DoS (CVE-2024-27316)
-
-* Mon Apr 08 2024 Jan Macku <jamacku@redhat.com> - 1.33.0-6
-- fix CONTINUATION frames DoS (CVE-2024-28182)
-
-* Fri Oct 13 2023 Jan Macku <jamacku@redhat.com> - 1.33.0-5
-- fix HTTP/2 Rapid Reset (CVE-2023-44487)
-
-* Tue Jun 09 2020 Kamil Dudka <kdudka@redhat.com> 1.33.0-4
 - prevent DoS caused by overly large SETTINGS frames (CVE-2020-11080)
 
 * Wed Aug 28 2019 Kamil Dudka <kdudka@redhat.com> 1.33.0-3