GHSA-6vjr-59w2-48mgMediumCVSS 5.3
libaec through 1.1.7 contains an out-of-bounds read vulnerability in m_se_decode() in src/decode...
🔗 CVE IDs covered (1)
📋 Description
libaec through 1.1.7 contains an out-of-bounds read vulnerability in m_se_decode() in src/decode.c that allows attackers to bypass a signed bounds check via an overlong fundamental sequence. Attackers can supply a crafted CCSDS 121.0/SZIP stream with 2^31 or more zero bits to crash the decoder or leak adjacent memory into decoded samples.
🔗 References (8)
- https://nvd.nist.gov/vuln/detail/CVE-2026-120457
- https://github.com/Deutsches-Klimarechenzentrum/libaec/issues/64
- https://github.com/Deutsches-Klimarechenzentrum/libaec/pull/66
- https://github.com/Deutsches-Klimarechenzentrum/libaec/blob/v1.1.7/src/decode.c#L556-L586
- https://github.com/Deutsches-Klimarechenzentrum/libaec/releases/tag/v1.1.7
- https://hackmd.io/@haindpwn/libaec-se-decode-fs-signedness-oob-read
- https://www.vulncheck.com/advisories/libaec-through-1.1.7-out-of-bounds-read-via-m-se-decode-second-extension-decoder
- https://github.com/advisories/GHSA-6vjr-59w2-48mg