CVE-2026-25968
ImageMagick: ImageMagick: Memory corruption via stack buffer overflow when processing an attribute
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · February 24, 2026
Updated · August 18, 2026
Description
A flaw was found in ImageMagick. A remote attacker could exploit a stack buffer overflow vulnerability by providing a specially crafted image file with a long attribute value. This flaw occurs when processing an attribute in msl.c, leading to memory corruption. This can result in unpredictable behavior or a denial of service.
Statement
A MODERATE impact stack buffer overflow flaw exists in ImageMagick. This vulnerability occurs when processing a specially crafted image file containing a long attribute value, leading to memory corruption, unpredictable behavior, or a denial of service. This affects ImageMagick as shipped in Red Hat Enterprise Linux, Fedora, and Community Projects, requiring the processing of a malicious image file for exploitation.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
To reduce the risk associated with this vulnerability, avoid processing untrusted or maliciously crafted image files with ImageMagick. If ImageMagick is not required for system operations, consider removing packages that depend on it. Removing ImageMagick or its dependent packages may affect applications that rely on its image processing capabilities.
CVSS / CWE
CVSS 3.1 · 7.4CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H
CWE-120 · Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')