CVE-2023-39976

log_blackbox.c in libqb before 2.0.8 allows a buffer overflow via long log messages because the header size is not considered.
Classic Buffer Overflow
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 37%
Affected Products (NVD)
VendorProductVersion
clusterlabslibqb
𝑥
< 2.0.8
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
libqb
bookworm
no-dsa
bullseye
no-dsa
buster
not-affected
sid
2.0.8-2
fixed
trixie
2.0.8-2
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
libqb
bionic
not-affected
focal
not-affected
jammy
Fixed 2.0.4-1ubuntu0.2
released
lunar
Fixed 2.0.6-2ubuntu0.1
released
trusty
not-affected
xenial
not-affected
Red Hat logo
Red Hat Enterprise Linux Releases
Red Hat Product
Release
libqb
RHEL 9
0:2.0.6-4.el9_3
fixed
libqb-devel
RHEL 9
0:2.0.6-4.el9_3
fixed
Common Weakness Enumeration
References
https://github.com/ClusterLabs/libqb/commit/1bbaa929b77113532785c408dd1b41cd0521ffc8
https://github.com/ClusterLabs/libqb/compare/v2.0.7...v2.0.8
https://github.com/ClusterLabs/libqb/pull/490
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KECNF7LFBPE57XSBT6EM7ACVMIBP63WH/
https://github.com/ClusterLabs/libqb/commit/1bbaa929b77113532785c408dd1b41cd0521ffc8
https://github.com/ClusterLabs/libqb/compare/v2.0.7...v2.0.8
https://github.com/ClusterLabs/libqb/pull/490
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KECNF7LFBPE57XSBT6EM7ACVMIBP63WH/