CVE-2026-111132
GNOME libgxps through 0.3.2 Heap Out-of-Bounds Read via path_geometry_start_element
CVSS Score
6.1
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-125 |
| Vendor | gnome |
| Product | libgxps |
| Published | Oct 15, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
High
Affected Versions
GNOME / libgxps
0 ≤ 0.3.2
References
hackmd.io: https://hackmd.io/@haind-pwn/libgxps-poly-segment-points-arity-oob-read gitlab.gnome.org: https://gitlab.gnome.org/GNOME/libgxps/-/blob/f5027ed09c767e8a02e652fbc77dcea79e19e10d/libgxps/gxps-path.c#L776-L785 gitlab.gnome.org: https://gitlab.gnome.org/GNOME/libgxps/-/blob/f5027ed09c767e8a02e652fbc77dcea79e19e10d/libgxps/gxps-path.c#L832-L848 gitlab.gnome.org: https://gitlab.gnome.org/GNOME/libgxps vulncheck.com: https://www.vulncheck.com/advisories/gnome-libgxps-through-0.3.2-heap-out-of-bounds-read-via-path-geometry-start-element
Credits
HaiND from the Post and Telecommunication Institute of Technology