CVE-2023-34475 Use after free in ImageMagick
A heap use-after-free in ImageMagick allows attackers to crash applications via crafted files, causing denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2023-34475?
CVE-2023-34475 is a medium-severity use after free vulnerability in Fedoraproject Extra Packages for Enterprise Linux, published on 16 Jun 2023. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
A heap use after free issue was discovered in ImageMagick's ReplaceXmpValue() function in MagickCore/profile.c. An attacker could trick user to open a specially crafted file to convert, triggering an heap-use-after-free write error, allowing an application to crash, resulting in a denial of service.
Weakness: CWE-416
Which versions are affected by CVE-2023-34475?
It affects 3 products.
Products include Fedoraproject Extra Packages for Enterprise Linux, Fedoraproject Fedora, Imagemagick Imagemagick.
How do I fix CVE-2023-34475?
Upgrade to a fixed version.
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-2023-34475 being exploited?
There is no known exploitation of CVE-2023-34475 in the wild and no public exploit code.
Other vulnerabilities in Fedoraproject Extra Packages for Enterprise Linux
- CVE-2023-34152 Command injection in ImageMagick
- CVE-2022-4170 Code injection in rxvt-unicode
- CVE-2022-40315 Moodle Minor SQL injection risk in admin user browsing
- CVE-2022-45152 Moodle blind Server-Side Request Forgery (SSRF) vulnerability in LTI provider library
- CVE-2022-24882 Server side NTLM does not properly check parameters in FreeRDP
All Fedoraproject Extra Packages for Enterprise Linux vulnerabilities
Sources
Also known as GHSA-mcff-wj2q-69j3, JLSEC-2026-910.