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import CS squid-4.15-9.module_el8+880+b94e8375

This commit is contained in:
eabdullin 2024-03-28 14:07:50 +00:00
parent aaae289e69
commit d0f4aff59b
9 changed files with 7544 additions and 1 deletions
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24
SOURCES/squid-4.15-CVE-2023-46724.patch Normal file
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@ -0,0 +1,24 @@
diff --git a/src/anyp/Uri.cc b/src/anyp/Uri.cc
index 20b9bf1..81ebb18 100644
--- a/src/anyp/Uri.cc
+++ b/src/anyp/Uri.cc
@@ -173,6 +173,10 @@ urlInitialize(void)
assert(0 == matchDomainName("*.foo.com", ".foo.com", mdnHonorWildcards));
assert(0 != matchDomainName("*.foo.com", "foo.com", mdnHonorWildcards));
+ assert(0 != matchDomainName("foo.com", ""));
+ assert(0 != matchDomainName("foo.com", "", mdnHonorWildcards));
+ assert(0 != matchDomainName("foo.com", "", mdnRejectSubsubDomains));
+
/* more cases? */
}
@@ -756,6 +760,8 @@ matchDomainName(const char *h, const char *d, MatchDomainNameFlags flags)
return -1;
dl = strlen(d);
+ if (dl == 0)
+ return 1;
/*
* Start at the ends of the two strings and work towards the

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SOURCES/squid-4.15-CVE-2023-46847.patch Normal file
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@ -0,0 +1,23 @@
diff --git a/src/auth/digest/Config.cc b/src/auth/digest/Config.cc
index 6a9736f..0a883fa 100644
--- a/src/auth/digest/Config.cc
+++ b/src/auth/digest/Config.cc
@@ -847,11 +847,15 @@ Auth::Digest::Config::decode(char const *proxy_auth, const char *aRequestRealm)
break;
case DIGEST_NC:
- if (value.size() != 8) {
+ if (value.size() == 8) {
+ // for historical reasons, the nc value MUST be exactly 8 bytes
+ static_assert(sizeof(digest_request->nc) == 8 + 1, "bad nc buffer size");
+ xstrncpy(digest_request->nc, value.rawBuf(), value.size() + 1);
+ debugs(29, 9, "Found noncecount '" << digest_request->nc << "'");
+ } else {
debugs(29, 9, "Invalid nc '" << value << "' in '" << temp << "'");
+ digest_request->nc[0] = 0;
}
- xstrncpy(digest_request->nc, value.rawBuf(), value.size() + 1);
- debugs(29, 9, "Found noncecount '" << digest_request->nc << "'");
break;
case DIGEST_CNONCE:

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SOURCES/squid-4.15-CVE-2023-49285.patch Normal file
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@ -0,0 +1,30 @@
commit 77b3fb4df0f126784d5fd4967c28ed40eb8d521b
Author: Alex Rousskov <rousskov@measurement-factory.com>
Date: Wed Oct 25 19:41:45 2023 +0000
RFC 1123: Fix date parsing (#1538)
The bug was discovered and detailed by Joshua Rogers at
https://megamansec.github.io/Squid-Security-Audit/datetime-overflow.html
where it was filed as "1-Byte Buffer OverRead in RFC 1123 date/time
Handling".
diff --git a/lib/rfc1123.c b/lib/rfc1123.c
index e5bf9a4d7..cb484cc00 100644
--- a/lib/rfc1123.c
+++ b/lib/rfc1123.c
@@ -50,7 +50,13 @@ make_month(const char *s)
char month[3];
month[0] = xtoupper(*s);
+ if (!month[0])
+ return -1; // protects *(s + 1) below
+
month[1] = xtolower(*(s + 1));
+ if (!month[1])
+ return -1; // protects *(s + 2) below
+
month[2] = xtolower(*(s + 2));
for (i = 0; i < 12; i++)

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SOURCES/squid-4.15-CVE-2023-49286.patch Normal file
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@ -0,0 +1,62 @@
diff --git a/src/ipc.cc b/src/ipc.cc
index 42e11e6..a68e623 100644
--- a/src/ipc.cc
+++ b/src/ipc.cc
@@ -19,6 +19,11 @@
#include "SquidConfig.h"
#include "SquidIpc.h"
#include "tools.h"
+#include <cstdlib>
+
+#if HAVE_UNISTD_H
+#include <unistd.h>
+#endif
static const char *hello_string = "hi there\n";
#ifndef HELLO_BUF_SZ
@@ -365,6 +370,22 @@ ipcCreate(int type, const char *prog, const char *const args[], const char *name
}
PutEnvironment();
+
+ // A dup(2) wrapper that reports and exits the process on errors. The
+ // exiting logic is only suitable for this child process context.
+ const auto dupOrExit = [prog,name](const int oldFd) {
+ const auto newFd = dup(oldFd);
+ if (newFd < 0) {
+ const auto savedErrno = errno;
+ debugs(54, DBG_CRITICAL, "ERROR: Helper process initialization failure: " << name <<
+ Debug::Extra << "helper (CHILD) PID: " << getpid() <<
+ Debug::Extra << "helper program name: " << prog <<
+ Debug::Extra << "dup(2) system call error for FD " << oldFd << ": " << xstrerr(savedErrno));
+ _exit(EXIT_FAILURE);
+ }
+ return newFd;
+ };
+
/*
* This double-dup stuff avoids problems when one of
* crfd, cwfd, or debug_log are in the rage 0-2.
@@ -372,17 +393,16 @@ ipcCreate(int type, const char *prog, const char *const args[], const char *name
do {
/* First make sure 0-2 is occupied by something. Gets cleaned up later */
- x = dup(crfd);
- assert(x > -1);
- } while (x < 3 && x > -1);
+ x = dupOrExit(crfd);
+ } while (x < 3);
close(x);
- t1 = dup(crfd);
+ t1 = dupOrExit(crfd);
- t2 = dup(cwfd);
+ t2 = dupOrExit(cwfd);
- t3 = dup(fileno(debug_log));
+ t3 = dupOrExit(fileno(debug_log));
assert(t1 > 2 && t2 > 2 && t3 > 2);

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SOURCES/squid-4.15-CVE-2023-50269.patch Normal file
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@ -0,0 +1,50 @@
diff --git a/src/ClientRequestContext.h b/src/ClientRequestContext.h
index fe2edf6..47aa935 100644
--- a/src/ClientRequestContext.h
+++ b/src/ClientRequestContext.h
@@ -81,6 +81,10 @@ public:
#endif
ErrorState *error; ///< saved error page for centralized/delayed processing
bool readNextRequest; ///< whether Squid should read after error handling
+
+#if FOLLOW_X_FORWARDED_FOR
+ size_t currentXffHopNumber = 0; ///< number of X-Forwarded-For header values processed so far
+#endif
};
#endif /* SQUID_CLIENTREQUESTCONTEXT_H */
diff --git a/src/client_side_request.cc b/src/client_side_request.cc
index 1c6ff62..b758f6f 100644
--- a/src/client_side_request.cc
+++ b/src/client_side_request.cc
@@ -78,6 +78,11 @@
static const char *const crlf = "\r\n";
#if FOLLOW_X_FORWARDED_FOR
+
+#if !defined(SQUID_X_FORWARDED_FOR_HOP_MAX)
+#define SQUID_X_FORWARDED_FOR_HOP_MAX 64
+#endif
+
static void clientFollowXForwardedForCheck(allow_t answer, void *data);
#endif /* FOLLOW_X_FORWARDED_FOR */
@@ -485,8 +490,16 @@ clientFollowXForwardedForCheck(allow_t answer, void *data)
/* override the default src_addr tested if we have to go deeper than one level into XFF */
Filled(calloutContext->acl_checklist)->src_addr = request->indirect_client_addr;
}
- calloutContext->acl_checklist->nonBlockingCheck(clientFollowXForwardedForCheck, data);
- return;
+ if (++calloutContext->currentXffHopNumber < SQUID_X_FORWARDED_FOR_HOP_MAX) {
+ calloutContext->acl_checklist->nonBlockingCheck(clientFollowXForwardedForCheck, data);
+ return;
+ }
+ const auto headerName = Http::HeaderLookupTable.lookup(Http::HdrType::X_FORWARDED_FOR).name;
+ debugs(28, DBG_CRITICAL, "ERROR: Ignoring trailing " << headerName << " addresses" <<
+ Debug::Extra << "addresses allowed by follow_x_forwarded_for: " << calloutContext->currentXffHopNumber <<
+ Debug::Extra << "last/accepted address: " << request->indirect_client_addr <<
+ Debug::Extra << "ignored trailing addresses: " << request->x_forwarded_for_iterator);
+ // fall through to resume clientAccessCheck() processing
}
}

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50
SPECS/squid.spec
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@ -2,7 +2,7 @@
Name: squid
Version: 4.15
Release: 7%{?dist}
Release: 9%{?dist}
Summary: The Squid proxy caching server
Epoch: 7
# See CREDITS for breakdown of non GPLv2+ code
@ -48,6 +48,24 @@ Patch300: squid-4.15-CVE-2021-28116.patch
Patch301: squid-4.15-CVE-2021-46784.patch
# https://bugzilla.redhat.com/show_bug.cgi?id=2129771
Patch302: squid-4.15-CVE-2022-41318.patch
# https://bugzilla.redhat.com/show_bug.cgi?id=2245910
# +backported: https://github.com/squid-cache/squid/commit/417da4006cf5c97d44e74431b816fc58fec9e270
Patch303: squid-4.15-CVE-2023-46846.patch
# https://bugzilla.redhat.com/show_bug.cgi?id=2245916
Patch304: squid-4.15-CVE-2023-46847.patch
# https://issues.redhat.com/browse/RHEL-14792
Patch305: squid-4.15-CVE-2023-5824.patch
# https://bugzilla.redhat.com/show_bug.cgi?id=2248521
Patch306: squid-4.15-CVE-2023-46728.patch
# https://bugzilla.redhat.com/show_bug.cgi?id=2247567
Patch307: squid-4.15-CVE-2023-46724.patch
# https://bugzilla.redhat.com/show_bug.cgi?id=2252926
Patch308: squid-4.15-CVE-2023-49285.patch
# https://bugzilla.redhat.com/show_bug.cgi?id=2252923
Patch309: squid-4.15-CVE-2023-49286.patch
# https://bugzilla.redhat.com/show_bug.cgi?id=2254663
Patch310: squid-4.15-CVE-2023-50269.patch
Requires: bash >= 2.0
Requires(pre): shadow-utils
@ -115,6 +133,15 @@ lookup program (dnsserver), a program for retrieving FTP data
%patch300 -p1 -b .CVE-2021-28116
%patch301 -p1 -b .CVE-2021-46784
%patch302 -p1 -b .CVE-2022-41318
%patch303 -p1 -b .CVE-2023-46846
%patch304 -p1 -b .CVE-2023-46847
%patch305 -p1 -b .CVE-2023-5824
%patch306 -p1 -b .CVE-2023-46728
%patch307 -p1 -b .CVE-2023-46724
%patch308 -p1 -b .CVE-2023-49285
%patch309 -p1 -b .CVE-2023-49286
%patch310 -p1 -b .CVE-2023-50269
# https://bugzilla.redhat.com/show_bug.cgi?id=1679526
# Patch in the vendor documentation and used different location for documentation
@ -331,6 +358,27 @@ fi
%changelog
* Fri Feb 02 2024 Luboš Uhliarik <luhliari@redhat.com> - 7:4.15-9
- Resolves: RHEL-19552 - squid:4/squid: denial of service in HTTP request
parsing (CVE-2023-50269)
* Fri Feb 02 2024 Luboš Uhliarik <luhliari@redhat.com> - 7:4.15-8
- Resolves: RHEL-18351 - squid:4/squid: Buffer over-read in the HTTP Message
processing feature (CVE-2023-49285)
- Resolves: RHEL-18342 - squid:4/squid: Incorrect Check of Function Return
Value In Helper Process management (CVE-2023-49286)
- Resolves: RHEL-18230 - squid:4/squid: Denial of Service in SSL Certificate
validation (CVE-2023-46724)
- Resolves: RHEL-15911 - squid:4/squid: NULL pointer dereference in the gopher
protocol code (CVE-2023-46728)
- Resolves: RHEL-18251 - squid crashes in assertion when a parent peer exists
- Resolves: RHEL-14794 - squid: squid multiple issues in HTTP response caching
(CVE-2023-5824)
- Resolves: RHEL-14803 - squid: squid: Denial of Service in HTTP Digest
Authentication (CVE-2023-46847)
- Resolves: RHEL-14777 - squid: squid: Request/Response smuggling in HTTP/1.1
and ICAP (CVE-2023-46846)
* Wed Aug 16 2023 Luboš Uhliarik <luhliari@redhat.com> - 7:4.15-7
- Resolves: #2076717 - Crash with half_closed_client on