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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.8 HIGH
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 37%
VendorProductVersion
halibut_projecthalibut
1.2
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
halibut
bullseye
no-dsa
buster
no-dsa
bookworm
1.3-2
fixed
sid
1.3-2
fixed
trixie
1.3-2
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
halibut
noble
needs-triage
mantic
ignored
lunar
ignored
kinetic
ignored
jammy
needs-triage
impish
ignored
focal
needs-triage
bionic
needs-triage
xenial
needs-triage
Common Weakness Enumeration
References
https://carteryagemann.com/halibut-case-study.html#poc-halibut-info-uaf
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CC7UZ7NRXDA7YSCSGWE2CBQM7OZS3K2R/
https://carteryagemann.com/halibut-case-study.html#poc-halibut-info-uaf
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CC7UZ7NRXDA7YSCSGWE2CBQM7OZS3K2R/