Description
HTSlib through 1.10.2 allows out-of-bounds write access in vcf_parse_format (called from vcf_parse and vcf_read).
References (4)
Core 4
Core References
Exploit, Issue Tracking, Patch, Third Party Advisory x_refsource_misc
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=24097
Patch, Third Party Advisory x_refsource_misc
https://github.com/samtools/htslib/commit/dcd4b7304941a8832fba2d0fc4c1e716e7a4e72c
Third Party Advisory x_refsource_misc
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/htslib/OSV-2020-955.yaml
Exploit, Third Party Advisory x_refsource_misc
https://github.com/samtools/htslib/pull/1447
Scores
CVSS v3
8.8
EPSS
0.0045
EPSS Percentile
63.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Details
CWE
CWE-787
Status
published
Products (1)
htslib/htslib
< 1.10.2
Published
Jul 01, 2021
Tracked Since
Feb 18, 2026