CVE-2026-112276

EUVD-2026-104297
Netpbm through 11.16.00 contains a heap out-of-bounds read vulnerability in rasttopnm that allows attackers to read heap memory by supplying Sun rasterfiles with short colormaps. Attackers can craft colormapped rasterfiles with pixel bytes exceeding the palette length to leak up to 255 adjacent heap bytes into the PNM output or crash the program.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
VulnCheckCNA
6.1 MEDIUM
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 8.97%
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
netpbm_projectnetpbm
𝑥
≤ 11.16.0
CNA
Debian logo
Debian Releases
Debian Product
Codename
netpbm-free
bookworm
undetermined
forky
undetermined
sid
undetermined
trixie
undetermined
Common Weakness Enumeration
References
https://hackmd.io/@haindpwn/netpbm-sunraster-rle-oob-write-palette-oob-read
https://netpbm.sourceforge.net/
https://sourceforge.net/p/netpbm/code/5400/tree/advanced/converter/other/rast.c
https://sourceforge.net/p/netpbm/code/5400/tree/advanced/converter/other/rasttopnm.c
https://www.vulncheck.com/advisories/netpbm-through-11.16.00-heap-out-of-bounds-read-via-rasttopnm-colormap
https://hackmd.io/@haindpwn/cve-2026-112275-112276-netpbm-sunraster-rle-oob-write-palette-oob-read