CVE-2018-13843

Severity: high (CVSS 7.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2018-07-10 · updated 2026-06-17
Weakness: CWE-772

Description

An issue has been found in HTSlib 1.8. It is a memory leak in bgzf_getline in bgzf.c. NOTE: the software maintainer's position is that the "failure to free memory" can be fixed in applications that use the HTSlib library (such as test/test_bgzf.c in the original report) and is not a library issue

Affected products

samtools htslib: 1.8

References

https://github.com/samtools/htslib/issues/731#issue-339662537
https://github.com/samtools/htslib/issues/731#issue-339662537

Get alerted when CVE-2018-13843 or the next vulnerability affects your stack