Low [CVE-2026-86420] Denial of Service due to memory budget exhaustion
This low-severity Red Hat Linux advisory covers CVE-2026-86420 affecting Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7, Red Hat package: imagemagick.
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Summary
A flaw was found in ImageMagick. This vulnerability occurs when the software fails to correctly manage its memory budget during certain image processing operations.
Repeatedly triggering these failures can lead to the exhaustion of the process's memory, causing the application to become unresponsive and resulting in a denial of service. Red Hat has evaluated this issue and determined it is of Low severity.
No fix is currently planned for the affected Red Hat Enterprise Linux Extended Life Support versions. Weakness: CWE-772.
Red Hat does not currently list a fixing RHSA for this CVE.
Affected products named by the advisory: Red Hat Enterprise Linux 6; Red Hat Enterprise Linux 7; Red Hat package: imagemagick.
Affected versions
No affected-version range was extracted from the source record. The vendor advisory is authoritative — check it before change work.
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
Fixed versions
No fixed release is recorded yet. That does not prove no patch exists — confirm against the vendor advisory.
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
Mitigation checklist
- Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
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