diff options
author | Remi Collet <remi@remirepo.net> | 2024-11-22 10:18:23 +0100 |
---|---|---|
committer | Remi Collet <remi@php.net> | 2024-11-22 10:18:23 +0100 |
commit | 6d1bc7b714098577d61e6b16a451edc02d3e9c7c (patch) | |
tree | ff9b73e16754044369ed041fc06bf66ecf2c4098 /php-cve-2024-11236.patch | |
parent | aa64914647126cbc436872eccf8aed6eda8c182e (diff) |
GHSA-4w77-75f9-2c8w
Fix OOB access in ldap_escape
CVE-2024-8932
Fix Integer overflow in the dblib/firebird quoter causing OOB writes
CVE-2024-11236
Fix Configuring a proxy in a stream context might allow for CRLF injection in URIs
CVE-2024-11234
Fix Single byte overread with convert.quoted-printable-decode filter
CVE-2024-11233
Diffstat (limited to 'php-cve-2024-11236.patch')
-rw-r--r-- | php-cve-2024-11236.patch | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/php-cve-2024-11236.patch b/php-cve-2024-11236.patch new file mode 100644 index 0000000..d793ed6 --- /dev/null +++ b/php-cve-2024-11236.patch @@ -0,0 +1,117 @@ +From 5d9e54065ed18c51e4f25d8900635f90810c7394 Mon Sep 17 00:00:00 2001 +From: Niels Dossche <7771979+nielsdos@users.noreply.github.com> +Date: Thu, 24 Oct 2024 22:02:17 +0200 +Subject: [PATCH 1/8] Fix GHSA-5hqh-c84r-qjcv: Integer overflow in the dblib + quoter causing OOB writes + +(cherry picked from commit d9baa9fed8c3ba692a36b388c0c7762e5102e2e0) +--- + ext/pdo_dblib/dblib_driver.c | 8 ++++++- + ext/pdo_dblib/tests/GHSA-5hqh-c84r-qjcv.phpt | 24 ++++++++++++++++++++ + 2 files changed, 31 insertions(+), 1 deletion(-) + create mode 100644 ext/pdo_dblib/tests/GHSA-5hqh-c84r-qjcv.phpt + +diff --git a/ext/pdo_dblib/dblib_driver.c b/ext/pdo_dblib/dblib_driver.c +index 7f160a402f7..d7d0901ea1a 100644 +--- a/ext/pdo_dblib/dblib_driver.c ++++ b/ext/pdo_dblib/dblib_driver.c +@@ -152,6 +152,7 @@ static int dblib_handle_quoter(pdo_dbh_t *dbh, const char *unquoted, size_t unqu + + size_t i; + char * q; ++ size_t extralen = 0; + *quotedlen = 0; + + if (H->assume_national_character_set_strings) { +@@ -166,7 +167,7 @@ static int dblib_handle_quoter(pdo_dbh_t *dbh, const char *unquoted, size_t unqu + + /* Detect quoted length, adding extra char for doubled single quotes */ + for (i = 0; i < unquotedlen; i++) { +- if (unquoted[i] == '\'') ++*quotedlen; ++ if (unquoted[i] == '\'') ++extralen; + ++*quotedlen; + } + +@@ -174,6 +175,11 @@ static int dblib_handle_quoter(pdo_dbh_t *dbh, const char *unquoted, size_t unqu + if (use_national_character_set) { + ++*quotedlen; /* N prefix */ + } ++ if (UNEXPECTED(*quotedlen > ZSTR_MAX_LEN - extralen)) { ++ return 0; ++ } ++ ++ *quotedlen += extralen; + q = *quoted = emalloc(*quotedlen + 1); /* Add byte for terminal null */ + if (use_national_character_set) { + *q++ = 'N'; +diff --git a/ext/pdo_dblib/tests/GHSA-5hqh-c84r-qjcv.phpt b/ext/pdo_dblib/tests/GHSA-5hqh-c84r-qjcv.phpt +new file mode 100644 +index 00000000000..431c61951ee +--- /dev/null ++++ b/ext/pdo_dblib/tests/GHSA-5hqh-c84r-qjcv.phpt +@@ -0,0 +1,24 @@ ++--TEST-- ++GHSA-5hqh-c84r-qjcv (Integer overflow in the dblib quoter causing OOB writes) ++--EXTENSIONS-- ++pdo_dblib ++--SKIPIF-- ++<?php ++if (PHP_INT_SIZE != 4) die("skip for 32bit platforms only"); ++if (PHP_OS_FAMILY === "Windows") die("skip not for Windows because the virtual address space for application is only 2GiB"); ++if (getenv("SKIP_SLOW_TESTS")) die("skip slow test"); ++require __DIR__ . '/config.inc'; ++getDbConnection(); ++?> ++--INI-- ++memory_limit=-1 ++--FILE-- ++<?php ++ ++require __DIR__ . '/config.inc'; ++$db = getDbConnection(); ++var_dump($db->quote(str_repeat("'", 2147483646))); ++ ++?> ++--EXPECT-- ++bool(false) +-- +2.47.0 + +From b4f73be75dbdde970a18cc7a636898b10400fb3f Mon Sep 17 00:00:00 2001 +From: Niels Dossche <7771979+nielsdos@users.noreply.github.com> +Date: Thu, 24 Oct 2024 22:02:36 +0200 +Subject: [PATCH 2/8] Fix GHSA-5hqh-c84r-qjcv: Integer overflow in the firebird + quoter causing OOB writes + +(cherry picked from commit 69c5f68fdc3deed9ebce2cc44b4bf5e0c47cd28f) +--- + ext/pdo_firebird/firebird_driver.c | 6 +++++- + 1 file changed, 5 insertions(+), 1 deletion(-) + +diff --git a/ext/pdo_firebird/firebird_driver.c b/ext/pdo_firebird/firebird_driver.c +index e0a424c56ab..fb697978503 100644 +--- a/ext/pdo_firebird/firebird_driver.c ++++ b/ext/pdo_firebird/firebird_driver.c +@@ -663,7 +663,7 @@ free_statement: + static int firebird_handle_quoter(pdo_dbh_t *dbh, const char *unquoted, size_t unquotedlen, /* {{{ */ + char **quoted, size_t *quotedlen, enum pdo_param_type paramtype) + { +- int qcount = 0; ++ size_t qcount = 0; + char const *co, *l, *r; + char *c; + +@@ -678,6 +678,10 @@ static int firebird_handle_quoter(pdo_dbh_t *dbh, const char *unquoted, size_t u + /* count the number of ' characters */ + for (co = unquoted; (co = strchr(co,'\'')); qcount++, co++); + ++ if (UNEXPECTED(unquotedlen + 2 > ZSTR_MAX_LEN - qcount)) { ++ return 0; ++ } ++ + *quotedlen = unquotedlen + qcount + 2; + *quoted = c = emalloc(*quotedlen+1); + *c++ = '\''; +-- +2.47.0 + |