Files
poky/meta/recipes-multimedia/libtiff/files/CVE-2023-2908.patch
Hitendra Prajapati ebca640cbb tiff: fix multiple CVEs
Backport fixes for:
* CVE-2023-2908 - Upstream-Status: Backport from 9bd48f0dbd
* CVE-2023-3316 - Upstream-Status: Backport from d63de61b1e
* CVE-2023-3618 - Upstream-Status: Backport from 881a070194 && b5c7d4c4e0

(From OE-Core rev: 4929d08cefac9ae2ebbdf94ccdc51a0f67f28164)

Signed-off-by: Hitendra Prajapati <hprajapati@mvista.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>
2023-08-16 03:55:12 -10:00

34 lines
999 B
Diff

From 8c0859a80444c90b8dfb862a9f16de74e16f0a9e Mon Sep 17 00:00:00 2001
From: xiaoxiaoafeifei <lliangliang2007@163.com>
Date: Fri, 21 Apr 2023 13:01:34 +0000
Subject: [PATCH] countInkNamesString(): fix `UndefinedBehaviorSanitizer`:
applying zero offset to null pointer
Upstream-Status: Backport [https://gitlab.com/libtiff/libtiff/-/commit/9bd48f0dbd64fb94dc2b5b05238fde0bfdd4ff3f]
CVE: CVE-2023-2908
Signed-off-by: Hitendra Prajapati <hprajapati@mvista.com>
---
libtiff/tif_dir.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/libtiff/tif_dir.c b/libtiff/tif_dir.c
index 9d8267a..6389b40 100644
--- a/libtiff/tif_dir.c
+++ b/libtiff/tif_dir.c
@@ -145,10 +145,10 @@ static uint16
countInkNamesString(TIFF *tif, uint32 slen, const char *s)
{
uint16 i = 0;
- const char *ep = s + slen;
- const char *cp = s;
if (slen > 0) {
+ const char *ep = s + slen;
+ const char *cp = s;
do {
for (; cp < ep && *cp != '\0'; cp++) {}
if (cp >= ep)
--
2.25.1