diff options
Diffstat (limited to 'poky/meta/recipes-extended/ghostscript/ghostscript/CVE-2023-38559.patch')
-rw-r--r-- | poky/meta/recipes-extended/ghostscript/ghostscript/CVE-2023-38559.patch | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/poky/meta/recipes-extended/ghostscript/ghostscript/CVE-2023-38559.patch b/poky/meta/recipes-extended/ghostscript/ghostscript/CVE-2023-38559.patch new file mode 100644 index 0000000000..4ef71cba7b --- /dev/null +++ b/poky/meta/recipes-extended/ghostscript/ghostscript/CVE-2023-38559.patch @@ -0,0 +1,31 @@ +CVE: CVE-2023-38559 +Upstream-Status: Backport [ https://git.ghostscript.com/?p=ghostpdl.git;a=patch;h=d81b82c70bc1 ] +Signed-off-by: Lee Chee Yang <chee.yang.lee@intel.com> + +From d81b82c70bc1fb9991bb95f1201abb5dea55f57f Mon Sep 17 00:00:00 2001 +From: Chris Liddell <chris.liddell@artifex.com> +Date: Mon, 17 Jul 2023 14:06:37 +0100 +Subject: [PATCH] Bug 706897: Copy pcx buffer overrun fix from + devices/gdevpcx.c + +Bounds check the buffer, before dereferencing the pointer. +--- + base/gdevdevn.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/base/gdevdevn.c b/base/gdevdevn.c +index 7b14d9c71..6351fb77a 100644 +--- a/base/gdevdevn.c ++++ b/base/gdevdevn.c +@@ -1983,7 +1983,7 @@ devn_pcx_write_rle(const byte * from, const byte * end, int step, gp_file * file + byte data = *from; + + from += step; +- if (data != *from || from == end) { ++ if (from >= end || data != *from) { + if (data >= 0xc0) + gp_fputc(0xc1, file); + } else { +-- +2.34.1 + |