diff options
Diffstat (limited to 'php-bug67326.patch')
| -rw-r--r-- | php-bug67326.patch | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/php-bug67326.patch b/php-bug67326.patch new file mode 100644 index 0000000..2e7b0b1 --- /dev/null +++ b/php-bug67326.patch @@ -0,0 +1,32 @@ +From 4fcb9a9d1b1063a65fbeb27395de4979c75bd962 Mon Sep 17 00:00:00 2001 +From: Remi Collet <remi@php.net> +Date: Tue, 3 Jun 2014 11:05:00 +0200 +Subject: [PATCH] Fix bug #67326 fileinfo: cdf_read_short_sector insufficient + boundary check + +Upstream fix https://github.com/file/file/commit/6d209c1c489457397a5763bca4b28e43aac90391.patch +Only revelant part applied +--- + ext/fileinfo/libmagic/cdf.c | 4 ++-- + 1 file changed, 2 insertions(+), 2 deletions(-) + +diff --git a/ext/fileinfo/libmagic/cdf.c b/ext/fileinfo/libmagic/cdf.c +index 4712e84..16649f1 100644 +--- a/ext/fileinfo/libmagic/cdf.c ++++ b/ext/fileinfo/libmagic/cdf.c +@@ -365,10 +365,10 @@ cdf_read_short_sector(const cdf_stream_t *sst, void *buf, size_t offs, + size_t ss = CDF_SHORT_SEC_SIZE(h); + size_t pos = CDF_SHORT_SEC_POS(h, id); + assert(ss == len); +- if (pos > CDF_SEC_SIZE(h) * sst->sst_len) { ++ if (pos + len > CDF_SEC_SIZE(h) * sst->sst_len) { + DPRINTF(("Out of bounds read %" SIZE_T_FORMAT "u > %" + SIZE_T_FORMAT "u\n", +- pos, CDF_SEC_SIZE(h) * sst->sst_len)); ++ pos + len, CDF_SEC_SIZE(h) * sst->sst_len)); + return -1; + } + (void)memcpy(((char *)buf) + offs, +-- +1.9.2 + |