by Kastro
Paper/Archive/CVE-2025-27796

CVE-2025-27796

GraphicsMagick GraphicsMagick — ReadWPGImage in WPG in GraphicsMagick before 1.3.46 mishandles palette buffer allocation, resulting in out-of-bounds access to heap memor…

EPSS 0.4%CVSS 9.8
critical.is priorityof 100
36
CVSS 9.8 (NVD)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 32.6.326 × 206.5No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

ReadWPGImage in WPG in GraphicsMagick before 1.3.46 mishandles palette buffer allocation, resulting in out-of-bounds access to heap memory in ReadBlob.

Affected

ProductAffectedFixed inSource
GraphicsMagick< 1.3.461.3.46CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
mitre (CNA)4.5CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:L
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: partial

References

reffoss.heptapod.net/graphicsmagick/graphicsmagick/-/commit/883ebf8cae6dfa5873d975fe3476b1a188ef3f9frefgraphicsmagick.org/NEWS.htmlrefsourceforge.net/p/graphicsmagick/bugs/750