Use After Free in Halibut Project
CVE-2021-42614
A use after free in info_width_internal in bk_info.c in Halibut 1.2 allows an attacker to cause a segmentation fault or possibly have unspecified other impact via a crafted text document.
Vulnerability class: Use-After-Free
EPSS: 0.008 (54.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Halibut_project Halibut — versions 1.2
- Fedoraproject Fedora — versions 35
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (x_refsource_FEDORA, vendor-advisory)
Frequently asked questions
- What is CVE-2021-42614?
- CVE-2021-42614 is a high-severity vulnerability in Halibut Project, classified under Use After Free. CVSS score: 7.8/10. Published 2022-05-24.
- How severe is CVE-2021-42614?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2021-42614 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.