NULL pointer dereference in Samtools Htslib
CVE-2026-31964
HTSlib is a library for reading and writing bioinformatics file formats. CRAM is a compressed format which stores DNA sequence alignment data using a variety of encodings and compression methods. While most alignment records store DNA seq…
EPSS: 0.001 (19.9th percentile) — read the EPSS interpretation.
Affected products
- Samtools Htslib — versions < 1.21.1, >= 1.22, < 1.22.2, = 1.23
Weakness classification (CWE)
References
- https://github.com/samtools/htslib/security/advisories/GHSA-5w97-85gf-86rm (x_refsource_CONFIRM)
- https://github.com/samtools/htslib/commit/e64e68da567d2309509d059ace016d5d7fc7514f (x_refsource_MISC)