Out-of-bounds Read in Danoli3 Freeimage
CVE-2026-111149
FreeImage (danoli3 fork) through 3.19.23 contains a heap out-of-bounds read vulnerability in Unpack32Bits() in PluginPICT.cpp because rowBytes is never checked against the file-controlled PixMap width. Attackers can supply a crafted PICT file with a truncated or undersized rowBytes to over-read up to 64 KiB of heap, leaking memory into decoded pixels or crashing the process.
Vulnerability class: Buffer Overflow
Published .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
Weakness classification (CWE)
References
- hackmd.io/@haind-pwn/freeimage-pict-unpack32bits-plane-conversion-oob-read (technical-description, exploit)
- github.com/danoli3/FreeImage/blob/cc2bfc1b67d3a10e2c203c56932b09ffb52a4477/Sour… (technical-description)
- github.com/danoli3/FreeImage (product)
- www.vulncheck.com/advisories/freeimage-through-3.19.23-heap-out-of-bounds-read-… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-111149?
- CVE-2026-111149 is a medium-severity vulnerability in Danoli3 Freeimage, classified under Out-of-bounds Read. CVSS score: 6.1/10. Published 2026-10-15.
- How severe is CVE-2026-111149?
- Medium severity. CVSS v3 base score is 6.1 out of 10.