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exiv2: patch CVE-2021-29623

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Details: https://nvd.nist.gov/vuln/detail/CVE-2021-29623

Pick the patch from the PR mentioned in teh nvd report.

Signed-off-by: Gyorgy Sarvari <skandigraun@gmail.com>
This commit is contained in:
Gyorgy Sarvari
2025-11-22 20:31:23 +01:00
parent b91b961b3f
commit aa979d9766
2 changed files with 40 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files
meta-oe/recipes-support/exiv2/exiv2/CVE-2021-29623.patch
+29
View File
@@ -0,0 +1,29 @@
From 54ff4ef5f5cc82c276a079a66b307e9a6f70908c Mon Sep 17 00:00:00 2001
From: Kevin Backhouse <kevinbackhouse@github.com>
Date: Tue, 11 May 2021 12:14:33 +0100
Subject: [PATCH] Use readOrThrow to check error conditions of iIo.read().
CVE: CVE-2021-29623
Upstream-Status: Backport [https://github.com/Exiv2/exiv2/commit/82e46b5524fb904e6660dadd2c6d8e5e47375a1a]
Signed-off-by: Gyorgy Sarvari <skandigraun@gmail.com>
---
src/webpimage.cpp | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/src/webpimage.cpp b/src/webpimage.cpp
index 6248414..6578937 100644
--- a/src/webpimage.cpp
+++ b/src/webpimage.cpp
@@ -757,9 +757,9 @@ namespace Exiv2 {
byte webp[len];
byte data[len];
byte riff[len];
- iIo.read(riff, len);
- iIo.read(data, len);
- iIo.read(webp, len);
+ readOrThrow(iIo, riff, len, Exiv2::kerCorruptedMetadata);
+ readOrThrow(iIo, data, len, Exiv2::kerCorruptedMetadata);
+ readOrThrow(iIo, webp, len, Exiv2::kerCorruptedMetadata);
bool matched_riff = (memcmp(riff, RiffImageId, len) == 0);
bool matched_webp = (memcmp(webp, WebPImageId, len) == 0);
iIo.seek(-12, BasicIo::cur);
meta-oe/recipes-support/exiv2/exiv2_0.27.3.bb
+11 -9
View File
@@ -4,19 +4,21 @@ LIC_FILES_CHKSUM = "file://COPYING;md5=625f055f41728f84a8d7938acc35bdc2"
DEPENDS = "zlib expat"
SRC_URI = "https://github.com/Exiv2/${BPN}/releases/download/v${PV}/${BP}-Source.tar.gz"
SRC_URI = "https://github.com/Exiv2/${BPN}/releases/download/v${PV}/${BP}-Source.tar.gz \
file://0001-Use-compiler-fcf-protection-only-if-compiler-arch-su.patch \
file://CVE-2021-29457.patch \
file://CVE-2021-29458.patch \
file://CVE-2021-29463.patch \
file://CVE-2021-29464.patch \
file://CVE-2021-29470.patch \
file://CVE-2021-29473.patch \
file://CVE-2021-3482.patch \
file://CVE-2021-29623.patch \
"
SRC_URI[sha256sum] = "a79f5613812aa21755d578a297874fb59a85101e793edc64ec2c6bd994e3e778"
# Once patch is obsolete (project should be aware due to PRs), dos2unix can be removed either
inherit dos2unix
SRC_URI += "file://0001-Use-compiler-fcf-protection-only-if-compiler-arch-su.patch \
file://CVE-2021-29457.patch \
file://CVE-2021-29458.patch \
file://CVE-2021-29463.patch \
file://CVE-2021-29464.patch \
file://CVE-2021-29470.patch \
file://CVE-2021-29473.patch \
file://CVE-2021-3482.patch"
S = "${WORKDIR}/${BPN}-${PV}-Source"