CVE-2023-5341 Imagemagick: heap use-after-free in coders/bmp.c

Medium 6.2 Published Updated

A heap use-after-free in ImageMagick's BMP coder allows attackers to execute arbitrary code or cause denial of service via crafted images.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2023-5341?

CVE-2023-5341 is a medium-severity use after free vulnerability in Fedoraproject Extra Packages for Enterprise Linux, published on 19 Nov 2023. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A heap use-after-free flaw was found in coders/bmp.c in ImageMagick.

Weakness: CWE-416

Which versions are affected by CVE-2023-5341?

It affects 3 products.

Linux distribution packages (12)
ImageMagick SUSE:Linux Enterprise Module for Desktop Applications 15 SP4All versions7.1.0.9-150400.6.27.1
ImageMagick SUSE:Linux Enterprise Module for Desktop Applications 15 SP5All versions7.1.0.9-150400.6.27.1
ImageMagick SUSE:Linux Enterprise Module for Development Tools 15 SP4All versions7.1.0.9-150400.6.27.1
ImageMagick SUSE:Linux Enterprise Module for Development Tools 15 SP5All versions7.1.0.9-150400.6.27.1
ImageMagick SUSE:Linux Enterprise Server 12 SP5All versions6.8.8.1-71.201.1
ImageMagick SUSE:Linux Enterprise Server for SAP Applications 12 SP5All versions6.8.8.1-71.201.1
ImageMagick SUSE:Linux Enterprise Software Development Kit 12 SP5All versions6.8.8.1-71.201.1
ImageMagick SUSE:Linux Enterprise Workstation Extension 12 SP5All versions6.8.8.1-71.201.1
ImageMagick openSUSE:Leap 15.4All versions7.0.7.34-150200.10.57.1
ImageMagick openSUSE:Leap 15.4All versions7.1.0.9-150400.6.27.1
ImageMagick openSUSE:Leap 15.5All versions7.1.0.9-150400.6.27.1
ImageMagick openSUSE:TumbleweedAll versions7.1.1.19-1.1

Products include Fedoraproject Extra Packages for Enterprise Linux, Fedoraproject Fedora, Imagemagick Imagemagick.

How do I fix CVE-2023-5341?

Apply the vendor's patch.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is CVE-2023-5341 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-5341 exists.

All Fedoraproject Extra Packages for Enterprise Linux vulnerabilities

Sources

Also known as CLSA-2024-1709839661, CLSA-2024-1709839850, DEBIAN-CVE-2023-5341, GHSA-gp6r-24h3-qcjv, JLSEC-2026-912, MINI-4xjm-cv63-46mc and 7 more.

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