CVE-2026-112020
CVE-2026-112020 · LodePNG through 20261006 Heap Out-of-Bounds Read via getFilterTypesInterlaced()
This page contains facts from public vulnerability sources. Check the original advisory before updating.
LodePNG through 20261006 contains a heap out-of-bounds read vulnerability in lodepng::getFilterTypesInterlaced() in lodepng_util.cpp that lacks bounds checks on decompressed IDAT data. Attackers can supply a crafted interlaced PNG declaring a raster larger than its IDAT stream to disclose adjacent heap memory or crash applications.
CVSS 6.9 · Medium · EPSS 0.2%
- Published
- Updated
Affected products and versions
lodepng
- Versions
- ≥ 0, ≤ 20261006: Affected (custom)
No fix published
Original sources
- https://hackmd.io/@haindpwn/lodepng-getfiltertypesinterlaced-short-idat-oob-read
- https://github.com/lvandeve/lodepng/blob/e584a8490db1b76b81bf298c11c09d3b55d9c270/lodepng_util.cpp#L185-L203
- https://github.com/lvandeve/lodepng
- https://www.vulncheck.com/advisories/lodepng-through-20261006-heap-out-of-bounds-read-via-getfiltertypesinterlaced
- https://hackmd.io/@haindpwn/cve-2026-112020-lodepng-getfiltertypesinterlaced-short-idat-oob-read
- https://nvd.nist.gov/vuln/detail/CVE-2026-112020