imagemagick: ImageMagick before 7.1.2-30 and 6.9.13-55 contains a memory leak in the MSL image decoder
CVE-2026-86421 is fixed in 2 products on 1 platform, first by DEBIAN-CVE-2026-86421, released September 17, 2026. It is not reported as exploited. Patch Radar priority: High.
ImageMagick before 7.1.2-30 and 6.9.13-55 contains a memory leak in the MSL image decoder. A crafted MSL image triggers memory allocation without proper deallocation, allowing an attacker to exhaust memory and cause a denial of service.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| ImageMagick · opensuse-leap 16.0 | 7.1.2.0-160000.15.1 | OPENSUSE-SU-2026:21911-1 | Sep 22, 2026 |
| ImageMagick · sles 15.6 | 7.1.1.21-150600.3.87.1 | SUSE-SU-2026:4376-1 | Sep 28, 2026 |
| ImageMagick · sles 15.7 | 7.1.1.43-150700.3.84.1 | SUSE-SU-2026:4691-1 | Nov 7, 2026 |
| ImageMagick · sles 16.0 | 7.1.2.0-160000.15.1 | SUSE-SU-2026:23901-1 | Sep 22, 2026 |
| imagemagick · Debian 12.15 (bookworm) | 8:6.9.11.60+dfsg-1.6+deb12u14 | DEBIAN-CVE-2026-86421 | Sep 17, 2026 |
| imagemagick · Debian 13.5 (trixie) | 8:7.1.1.43+dfsg1-1+deb13u13 | DEBIAN-CVE-2026-86421 | Sep 17, 2026 |
| imagemagick · Debian 14 | 8:7.1.2.31+dfsg1-1 | DEBIAN-CVE-2026-86421 | Sep 17, 2026 |
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