import curl-7.76.1-23.el9
This commit is contained in:
CentOS Sources
Stepan Oksanichenko
parent
6b721608d5
commit
786a55128f
136
SOURCES/0021-curl-7.76.1-CVE-2022-35252.patch
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136
SOURCES/0021-curl-7.76.1-CVE-2022-35252.patch
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@ -0,0 +1,136 @@
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From fbc2ac6f06ec13cc872ce7adb870f4d7c7d5dded Mon Sep 17 00:00:00 2001
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From: Daniel Stenberg <daniel@haxx.se>
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Date: Mon, 29 Aug 2022 00:09:17 +0200
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Subject: [PATCH 1/2] cookie: reject cookies with "control bytes"
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Rejects 0x01 - 0x1f (except 0x09) plus 0x7f
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Reported-by: Axel Chong
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Bug: https://curl.se/docs/CVE-2022-35252.html
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CVE-2022-35252
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Closes #9381
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Upstream-commit: 8dfc93e573ca740544a2d79ebb0ed786592c65c3
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Signed-off-by: Kamil Dudka <kdudka@redhat.com>
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---
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lib/cookie.c | 29 +++++++++++++++++++++++++++++
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1 file changed, 29 insertions(+)
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diff --git a/lib/cookie.c b/lib/cookie.c
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index cb0c03b..e0470a1 100644
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--- a/lib/cookie.c
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+++ b/lib/cookie.c
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@@ -383,6 +383,30 @@ static void strstore(char **str, const char *newstr)
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*str = strdup(newstr);
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}
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+/*
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+ RFC 6265 section 4.1.1 says a server should accept this range:
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+
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+ cookie-octet = %x21 / %x23-2B / %x2D-3A / %x3C-5B / %x5D-7E
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+
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+ But Firefox and Chrome as of June 2022 accept space, comma and double-quotes
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+ fine. The prime reason for filtering out control bytes is that some HTTP
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+ servers return 400 for requests that contain such.
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+*/
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+static int invalid_octets(const char *p)
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+{
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+ /* Reject all bytes \x01 - \x1f (*except* \x09, TAB) + \x7f */
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+ static const char badoctets[] = {
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+ "\x01\x02\x03\x04\x05\x06\x07\x08\x0a"
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+ "\x0b\x0c\x0d\x0e\x0f\x10\x11\x12\x13\x14"
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+ "\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f\x7f"
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+ };
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+ size_t vlen, len;
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+ /* scan for all the octets that are *not* in cookie-octet */
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+ len = strcspn(p, badoctets);
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+ vlen = strlen(p);
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+ return (len != vlen);
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+}
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+
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/*
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* remove_expired() removes expired cookies.
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*/
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@@ -567,6 +591,11 @@ Curl_cookie_add(struct Curl_easy *data,
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badcookie = TRUE;
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break;
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}
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+ if(invalid_octets(whatptr) || invalid_octets(name)) {
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+ infof(data, "invalid octets in name/value, cookie dropped");
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+ badcookie = TRUE;
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+ break;
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+ }
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}
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else if(!len) {
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/* this was a "<name>=" with no content, and we must allow
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--
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2.37.1
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From 1a3e2bd48572761236934651091c899a4d460ef5 Mon Sep 17 00:00:00 2001
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From: Daniel Stenberg <daniel@haxx.se>
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Date: Mon, 29 Aug 2022 00:09:17 +0200
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Subject: [PATCH 2/2] test8: verify that "ctrl-byte cookies" are ignored
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Upstream-commit: 2fc031d834d488854ffc58bf7dbcef7fa7c1fc28
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Signed-off-by: Kamil Dudka <kdudka@redhat.com>
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---
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tests/data/test8 | 32 +++++++++++++++++++++++++++++++-
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1 file changed, 31 insertions(+), 1 deletion(-)
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diff --git a/tests/data/test8 b/tests/data/test8
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index a8548e6..8587611 100644
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--- a/tests/data/test8
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+++ b/tests/data/test8
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@@ -46,6 +46,36 @@ Set-Cookie: trailingspace = removed; path=/we/want;
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Set-Cookie: nocookie=yes; path=/WE;
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Set-Cookie: blexp=yesyes; domain=%HOSTIP; domain=%HOSTIP; expiry=totally bad;
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Set-Cookie: partialip=nono; domain=.0.0.1;
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+Set-Cookie: cookie1=%hex[%01-junk]hex%
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+Set-Cookie: cookie2=%hex[%02-junk]hex%
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+Set-Cookie: cookie3=%hex[%03-junk]hex%
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+Set-Cookie: cookie4=%hex[%04-junk]hex%
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+Set-Cookie: cookie5=%hex[%05-junk]hex%
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+Set-Cookie: cookie6=%hex[%06-junk]hex%
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+Set-Cookie: cookie7=%hex[%07-junk]hex%
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+Set-Cookie: cookie8=%hex[%08-junk]hex%
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+Set-Cookie: cookie9=%hex[junk-%09-]hex%
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+Set-Cookie: cookie11=%hex[%0b-junk]hex%
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+Set-Cookie: cookie12=%hex[%0c-junk]hex%
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+Set-Cookie: cookie14=%hex[%0e-junk]hex%
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+Set-Cookie: cookie15=%hex[%0f-junk]hex%
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+Set-Cookie: cookie16=%hex[%10-junk]hex%
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+Set-Cookie: cookie17=%hex[%11-junk]hex%
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+Set-Cookie: cookie18=%hex[%12-junk]hex%
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+Set-Cookie: cookie19=%hex[%13-junk]hex%
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+Set-Cookie: cookie20=%hex[%14-junk]hex%
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+Set-Cookie: cookie21=%hex[%15-junk]hex%
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+Set-Cookie: cookie22=%hex[%16-junk]hex%
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+Set-Cookie: cookie23=%hex[%17-junk]hex%
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+Set-Cookie: cookie24=%hex[%18-junk]hex%
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+Set-Cookie: cookie25=%hex[%19-junk]hex%
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+Set-Cookie: cookie26=%hex[%1a-junk]hex%
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+Set-Cookie: cookie27=%hex[%1b-junk]hex%
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+Set-Cookie: cookie28=%hex[%1c-junk]hex%
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+Set-Cookie: cookie29=%hex[%1d-junk]hex%
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+Set-Cookie: cookie30=%hex[%1e-junk]hex%
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+Set-Cookie: cookie31=%hex[%1f-junk]hex%
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+Set-Cookie: cookie31=%hex[%7f-junk]hex%
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</file>
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<precheck>
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@@ -60,7 +90,7 @@ GET /we/want/%TESTNUMBER HTTP/1.1
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Host: %HOSTIP:%HTTPPORT
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User-Agent: curl/%VERSION
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Accept: */*
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-Cookie: name with space=is weird but; trailingspace=removed; cookie=perhaps; cookie=yes; foobar=name; blexp=yesyes
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+Cookie: name with space=is weird but; trailingspace=removed; cookie=perhaps; cookie=yes; foobar=name; blexp=yesyes; cookie9=junk- -
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</protocol>
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</verify>
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--
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2.37.1
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81
SOURCES/0023-curl-7.76.1-CVE-2022-43552.patch
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81
SOURCES/0023-curl-7.76.1-CVE-2022-43552.patch
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@ -0,0 +1,81 @@
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From 5cdcf1dbd39c64e18a81fc912a36942a3ec87565 Mon Sep 17 00:00:00 2001
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From: Daniel Stenberg <daniel@haxx.se>
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Date: Mon, 19 Dec 2022 08:38:37 +0100
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Subject: [PATCH] smb/telnet: do not free the protocol struct in *_done()
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It is managed by the generic layer.
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Reported-by: Trail of Bits
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Closes #10112
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Upstream-commit: 4f20188ac644afe174be6005ef4f6ffba232b8b2
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Signed-off-by: Kamil Dudka <kdudka@redhat.com>
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---
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lib/smb.c | 14 ++------------
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lib/telnet.c | 3 ---
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2 files changed, 2 insertions(+), 15 deletions(-)
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diff --git a/lib/smb.c b/lib/smb.c
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index 039d680..f682c1f 100644
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--- a/lib/smb.c
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+++ b/lib/smb.c
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@@ -60,8 +60,6 @@ static CURLcode smb_connect(struct Curl_easy *data, bool *done);
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static CURLcode smb_connection_state(struct Curl_easy *data, bool *done);
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static CURLcode smb_do(struct Curl_easy *data, bool *done);
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static CURLcode smb_request_state(struct Curl_easy *data, bool *done);
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-static CURLcode smb_done(struct Curl_easy *data, CURLcode status,
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- bool premature);
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static CURLcode smb_disconnect(struct Curl_easy *data,
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struct connectdata *conn, bool dead);
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static int smb_getsock(struct Curl_easy *data, struct connectdata *conn,
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@@ -76,7 +74,7 @@ const struct Curl_handler Curl_handler_smb = {
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"SMB", /* scheme */
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smb_setup_connection, /* setup_connection */
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smb_do, /* do_it */
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- smb_done, /* done */
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+ ZERO_NULL, /* done */
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ZERO_NULL, /* do_more */
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smb_connect, /* connect_it */
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smb_connection_state, /* connecting */
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@@ -103,7 +101,7 @@ const struct Curl_handler Curl_handler_smbs = {
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"SMBS", /* scheme */
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smb_setup_connection, /* setup_connection */
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smb_do, /* do_it */
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- smb_done, /* done */
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+ ZERO_NULL, /* done */
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ZERO_NULL, /* do_more */
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smb_connect, /* connect_it */
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smb_connection_state, /* connecting */
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@@ -941,14 +939,6 @@ static CURLcode smb_request_state(struct Curl_easy *data, bool *done)
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return CURLE_OK;
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}
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-static CURLcode smb_done(struct Curl_easy *data, CURLcode status,
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- bool premature)
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-{
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- (void) premature;
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- Curl_safefree(data->req.p.smb);
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- return status;
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-}
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-
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static CURLcode smb_disconnect(struct Curl_easy *data,
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struct connectdata *conn, bool dead)
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{
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diff --git a/lib/telnet.c b/lib/telnet.c
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index 923c7f8..48cd0d7 100644
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--- a/lib/telnet.c
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+++ b/lib/telnet.c
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@@ -1248,9 +1248,6 @@ static CURLcode telnet_done(struct Curl_easy *data,
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curl_slist_free_all(tn->telnet_vars);
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tn->telnet_vars = NULL;
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-
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- Curl_safefree(data->req.p.telnet);
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-
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return CURLE_OK;
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}
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--
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2.38.1
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@ -1,7 +1,7 @@
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Summary: A utility for getting files from remote servers (FTP, HTTP, and others)
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Name: curl
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Version: 7.76.1
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Release: 19%{?dist}.2
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Release: 23%{?dist}
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License: MIT
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Source: https://curl.se/download/%{name}-%{version}.tar.xz
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@ -62,9 +62,15 @@ Patch19: 0019-curl-7.76.1-CVE-2022-32207.patch
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# fix build failure caused by openldap rebase (#2094159)
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Patch20: 0020-curl-7.76.1-openldap-rebase.patch
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# control code in cookie denial of service (CVE-2022-35252)
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Patch21: 0021-curl-7.76.1-CVE-2022-35252.patch
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# fix POST following PUT confusion (CVE-2022-32221)
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Patch22: 0022-curl-7.76.1-CVE-2022-32221.patch
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# smb/telnet: fix use-after-free when HTTP proxy denies tunnel (CVE-2022-43552)
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Patch23: 0023-curl-7.76.1-CVE-2022-43552.patch
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# fix HTTP multi-header compression denial of service (CVE-2023-23916)
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Patch24: 0024-curl-7.76.1-CVE-2023-23916.patch
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@ -262,7 +268,9 @@ be installed.
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%patch17 -p1
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%patch19 -p1
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%patch20 -p1
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%patch21 -p1
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%patch22 -p1
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%patch23 -p1
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%patch24 -p1
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# Fedora patches
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@ -290,6 +298,11 @@ echo "582" >> tests/data/DISABLED
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printf "702\n703\n716\n" >> tests/data/DISABLED
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%endif
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# temporarily disable tests 2034 2037 2041 on aarch64
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%ifarch aarch64
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printf "2034\n2037\n2041\n" >> tests/data/DISABLED
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%endif
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# adapt test 323 for updated OpenSSL
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sed -e 's|^35$|35,52|' -i tests/data/test323
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@ -484,12 +497,18 @@ rm -f ${RPM_BUILD_ROOT}%{_libdir}/libcurl.la
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%{_libdir}/libcurl.so.4.[0-9].[0-9].minimal
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%changelog
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* Wed Feb 15 2023 Kamil Dudka <kdudka@redhat.com> - 7.76.1-19.el9_1.2
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* Wed Feb 15 2023 Kamil Dudka <kdudka@redhat.com> - 7.76.1-23
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- fix HTTP multi-header compression denial of service (CVE-2023-23916)
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* Wed Oct 26 2022 Kamil Dudka <kdudka@redhat.com> - 7.76.1-19.el9_1.1
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* Wed Dec 21 2022 Kamil Dudka <kdudka@redhat.com> - 7.76.1-22
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- smb/telnet: fix use-after-free when HTTP proxy denies tunnel (CVE-2022-43552)
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* Wed Oct 26 2022 Kamil Dudka <kdudka@redhat.com> - 7.76.1-21
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- fix POST following PUT confusion (CVE-2022-32221)
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* Fri Sep 02 2022 Kamil Dudka <kdudka@redhat.com> - 7.76.1-20
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- control code in cookie denial of service (CVE-2022-35252)
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* Wed Jun 29 2022 Kamil Dudka <kdudka@redhat.com> - 7.76.1-19
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- fix unpreserved file permissions (CVE-2022-32207)
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- fix HTTP compression denial of service (CVE-2022-32206)
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