Stack-based buffer overflow in ImageMagick - #VU155837
Published: October 15, 2026
Vulnerability identifier: #VU155837
CSH Severity: Medium
CVSS v4: 6.3 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-121
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error in TIFF decoder when DNG decoder is disabled. A remote unauthenticated attacker can use a specially crafted image, trigger stack-based buffer overflow and cause a denial of service condition on the target system.
Affected software
ImageMagick
Remediation
Install updates from vendor's website.
ImageMagick - update to 7.1.2-34