| Name | CVE-2020-36403 |
| Description | HTSlib through 1.10.2 allows out-of-bounds write access in vcf_parse_format (called from vcf_parse and vcf_read). |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| htslib (PTS) | jessie | 1.1-1 | vulnerable |
| stretch | 1.3.2-2 | fixed |
| buster | 1.9-12~deb10u1 | vulnerable |
| bullseye | 1.11-4 | fixed |
| bookworm | 1.16+ds-3 | fixed |
| sid, trixie | 1.20+ds-2 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| htslib | source | jessie | (unfixed) | end-of-life | | |
| htslib | source | stretch | (not affected) | | | |
| htslib | source | (unstable) | 1.11-1 | | | |
Notes
[buster] - htslib <no-dsa> (Minor issue)
[stretch] - htslib <not-affected> (Vulnerable code added later)
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=24097
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/htslib/OSV-2020-955.yaml
https://github.com/samtools/htslib/commit/dcd4b7304941a8832fba2d0fc4c1e716e7a4e72c