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tiff: Backport a patch for CVE-2022-34526

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(From OE-Core rev: ade918f1e904ecab2c74358ca874c6b9594de2f0)

Signed-off-by: Khem Raj <raj.khem@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Khem Raj
2022-08-14 15:20:36 -07:00
committed by Richard Purdie
parent bf0db7f88a
commit 96bd1c0f64
2 changed files with 35 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files
meta/recipes-multimedia/libtiff/files/CVE-2022-34526.patch
+32
View File
@@ -0,0 +1,32 @@
From 275735d0354e39c0ac1dc3c0db2120d6f31d1990 Mon Sep 17 00:00:00 2001
From: Even Rouault <even.rouault@spatialys.com>
Date: Mon, 27 Jun 2022 16:09:43 +0200
Subject: [PATCH] _TIFFCheckFieldIsValidForCodec(): return FALSE when passed a
codec-specific tag and the codec is not configured (fixes #433)
This avoids crashes when querying such tags
CVE: CVE-2022-34526
Upstream-Status: Backport [https://gitlab.com/libtiff/libtiff/-/commit/275735d0354e39c0ac1dc3c0db2120d6f31d1990]
Signed-off-by: Khem Raj <raj.khem@gmail.com>
---
libtiff/tif_dirinfo.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/libtiff/tif_dirinfo.c b/libtiff/tif_dirinfo.c
index c30f569b..3371cb5c 100644
--- a/libtiff/tif_dirinfo.c
+++ b/libtiff/tif_dirinfo.c
@@ -1191,6 +1191,9 @@ _TIFFCheckFieldIsValidForCodec(TIFF *tif, ttag_t tag)
default:
return 1;
}
+ if( !TIFFIsCODECConfigured(tif->tif_dir.td_compression) ) {
+ return 0;
+ }
/* Check if codec specific tags are allowed for the current
* compression scheme (codec) */
switch (tif->tif_dir.td_compression) {
--
GitLab
meta/recipes-multimedia/libtiff/tiff_4.4.0.bb
+3 -1
View File
@@ -9,7 +9,9 @@ LIC_FILES_CHKSUM = "file://COPYRIGHT;md5=34da3db46fab7501992f9615d7e158cf"
CVE_PRODUCT = "libtiff"
SRC_URI = "http://download.osgeo.org/libtiff/tiff-${PV}.tar.gz \
file://0001-fix-the-FPE-in-tiffcrop-415-427-and-428.patch"
file://0001-fix-the-FPE-in-tiffcrop-415-427-and-428.patch \
file://CVE-2022-34526.patch \
"
SRC_URI[sha256sum] = "917223b37538959aca3b790d2d73aa6e626b688e02dcda272aec24c2f498abed"