CVE-2026-111132
mediumGNOME libgxps through 0.3.2 contains a heap out-of-bounds read in path_geometry_start_element() that allows attackers to read past allocations via crafted Poly…
GNOME libgxps through 0.3.2 contains a heap out-of-bounds read in path_geometry_start_element() that allows attackers to read past allocations via crafted PolyBezierSegment or PolyQuadraticBezierSegment Points attributes. Attackers can supply a point count not divisible by three or two in a crafted XPS document to crash consumers like Evince and render adjacent heap memory into output.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://gitlab.gnome.org/GNOME/libgxps disclosure@vulncheck.com
- https://gitlab.gnome.org/GNOME/libgxps/-/blob/f5027ed09c767e8a02e652fbc77dcea79e19e10d/lib... disclosure@vulncheck.com
- https://gitlab.gnome.org/GNOME/libgxps/-/blob/f5027ed09c767e8a02e652fbc77dcea79e19e10d/lib... disclosure@vulncheck.com
- https://hackmd.io/@haind-pwn/libgxps-poly-segment-points-arity-oob-read disclosure@vulncheck.com
- https://www.vulncheck.com/advisories/gnome-libgxps-through-0.3.2-heap-out-of-bounds-read-v... disclosure@vulncheck.com