CVE-2022-31622

NameCVE-2022-31622
DescriptionMariaDB Server before 10.7 is vulnerable to Denial of Service. In extra/mariabackup/ds_compress.cc, when an error occurs (pthread_create returns a nonzero value) while executing the method create_worker_threads, the held lock is not released correctly, which allows local users to trigger a denial of service due to the deadlock.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
mariadb-10.3 (PTS)buster1:10.3.34-0+deb10u1fixed
buster (security)1:10.3.25-0+deb10u1vulnerable
mariadb-10.5 (PTS)bullseye1:10.5.15-0+deb11u1fixed
mariadb-10.6 (PTS)bookworm, sid1:10.6.8-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
mariadb-10.1source(unstable)(unfixed)
mariadb-10.3sourcebuster1:10.3.34-0+deb10u1
mariadb-10.3source(unstable)(unfixed)
mariadb-10.5sourcebullseye1:10.5.15-0+deb11u1
mariadb-10.5source(unstable)(unfixed)
mariadb-10.6source(unstable)1:10.6.6-1

Notes

https://jira.mariadb.org/browse/MDEV-26561
https://github.com/MariaDB/server/commit/e1eb39a446c30b8459c39fd7f2ee1c55a36e97d2 (mariadb-10.2.42)

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