MSVSphere Packaging Team
10 months ago
parent
73f275a030
commit
015015e8b6
@ -0,0 +1,24 @@
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diff --git a/src/anyp/Uri.cc b/src/anyp/Uri.cc
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index 20b9bf1..81ebb18 100644
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--- a/src/anyp/Uri.cc
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+++ b/src/anyp/Uri.cc
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@@ -173,6 +173,10 @@ urlInitialize(void)
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assert(0 == matchDomainName("*.foo.com", ".foo.com", mdnHonorWildcards));
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assert(0 != matchDomainName("*.foo.com", "foo.com", mdnHonorWildcards));
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+ assert(0 != matchDomainName("foo.com", ""));
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+ assert(0 != matchDomainName("foo.com", "", mdnHonorWildcards));
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+ assert(0 != matchDomainName("foo.com", "", mdnRejectSubsubDomains));
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+
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/* more cases? */
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}
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@@ -756,6 +760,8 @@ matchDomainName(const char *h, const char *d, MatchDomainNameFlags flags)
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return -1;
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dl = strlen(d);
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+ if (dl == 0)
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+ return 1;
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/*
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* Start at the ends of the two strings and work towards the
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File diff suppressed because it is too large
Load Diff
@ -0,0 +1,30 @@
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commit 77b3fb4df0f126784d5fd4967c28ed40eb8d521b
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Author: Alex Rousskov <rousskov@measurement-factory.com>
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Date: Wed Oct 25 19:41:45 2023 +0000
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RFC 1123: Fix date parsing (#1538)
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The bug was discovered and detailed by Joshua Rogers at
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https://megamansec.github.io/Squid-Security-Audit/datetime-overflow.html
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where it was filed as "1-Byte Buffer OverRead in RFC 1123 date/time
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Handling".
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diff --git a/lib/rfc1123.c b/lib/rfc1123.c
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index e5bf9a4d7..cb484cc00 100644
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--- a/lib/rfc1123.c
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+++ b/lib/rfc1123.c
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@@ -50,7 +50,13 @@ make_month(const char *s)
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char month[3];
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month[0] = xtoupper(*s);
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+ if (!month[0])
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+ return -1; // protects *(s + 1) below
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+
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month[1] = xtolower(*(s + 1));
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+ if (!month[1])
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+ return -1; // protects *(s + 2) below
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+
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month[2] = xtolower(*(s + 2));
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for (i = 0; i < 12; i++)
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diff --git a/src/ipc.cc b/src/ipc.cc
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index 42e11e6..a68e623 100644
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--- a/src/ipc.cc
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+++ b/src/ipc.cc
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@@ -19,6 +19,11 @@
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#include "SquidConfig.h"
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#include "SquidIpc.h"
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#include "tools.h"
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+#include <cstdlib>
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+
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+#if HAVE_UNISTD_H
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+#include <unistd.h>
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+#endif
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static const char *hello_string = "hi there\n";
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#ifndef HELLO_BUF_SZ
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@@ -365,6 +370,22 @@ ipcCreate(int type, const char *prog, const char *const args[], const char *name
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}
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PutEnvironment();
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+
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+ // A dup(2) wrapper that reports and exits the process on errors. The
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+ // exiting logic is only suitable for this child process context.
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+ const auto dupOrExit = [prog,name](const int oldFd) {
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+ const auto newFd = dup(oldFd);
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+ if (newFd < 0) {
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+ const auto savedErrno = errno;
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+ debugs(54, DBG_CRITICAL, "ERROR: Helper process initialization failure: " << name <<
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+ Debug::Extra << "helper (CHILD) PID: " << getpid() <<
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+ Debug::Extra << "helper program name: " << prog <<
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+ Debug::Extra << "dup(2) system call error for FD " << oldFd << ": " << xstrerr(savedErrno));
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+ _exit(EXIT_FAILURE);
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+ }
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+ return newFd;
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+ };
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+
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/*
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* This double-dup stuff avoids problems when one of
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* crfd, cwfd, or debug_log are in the rage 0-2.
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@@ -372,17 +393,16 @@ ipcCreate(int type, const char *prog, const char *const args[], const char *name
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do {
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/* First make sure 0-2 is occupied by something. Gets cleaned up later */
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- x = dup(crfd);
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- assert(x > -1);
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- } while (x < 3 && x > -1);
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+ x = dupOrExit(crfd);
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+ } while (x < 3);
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close(x);
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- t1 = dup(crfd);
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+ t1 = dupOrExit(crfd);
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- t2 = dup(cwfd);
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+ t2 = dupOrExit(cwfd);
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- t3 = dup(fileno(debug_log));
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+ t3 = dupOrExit(fileno(debug_log));
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assert(t1 > 2 && t2 > 2 && t3 > 2);
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