CVE-2026-118752

EUVD-2026-112496
FreeImage (danoli3 fork) before 3.19.22 contains a heap buffer overflow vulnerability in the PBM RLE decoder of PluginIFF.cpp that lacks bounds checks on ByteRun1 runs. Attackers can supply a crafted IFF/LBM PBM file with runs straddling scanline ends to write up to 127 controlled bytes past the heap-allocated bitmap.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
VulnCheckCNA
7.8 HIGH
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources (CNA/ADP records, vendor advisories, Enginsight analysis).
VendorProductVersionSource
freeimage_projectfreeimage
𝑥
≤ 3.18.0
CNA
Common Weakness Enumeration
References
https://github.com/danoli3/FreeImage
https://github.com/danoli3/FreeImage/blob/3.19.21/Source/FreeImage/PluginIFF.cpp#L296-L324
https://github.com/danoli3/FreeImage/commit/cf173c16354274dc8fb739dc395fc7f32efe7d45
https://github.com/danoli3/FreeImage/commit/e1105d3b464b679f0525c6178d9ccf49d55cf712
https://github.com/danoli3/FreeImage/issues/156
https://github.com/danoli3/FreeImage/pull/161
https://github.com/danoli3/FreeImage/releases/tag/3.19.22
https://www.vulncheck.com/advisories/freeimage-before-3.19.22-heap-buffer-overflow-via-iff-lbm-pbm-rle-decoder