CVE-2022-47929

Name
CVE-2022-47929
Description
In the Linux kernel before 6.1.6, a NULL pointer dereference bug in the traffic control subsystem allows an unprivileged user to trigger a denial of service (system crash) via a crafted traffic control configuration that is set up with "tc qdisc" and "tc class" commands. This affects qdisc_graft in net/sched/sch_api.c.
NVD Severity
medium
Other trackers
CVE, NVD, CERT, CVE Details, CIRCL, Arch Linux, Debian, Red Hat, Ubuntu, Gentoo, SUSE (Bugzilla), SUSE (CVE), Mageia
Mailing lists
oss-security, full-disclosure, bugtraq
Exploits
Exploit DB, Metasploit
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
CONFIRM https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=96398560f26aa07e8f2969d73c8197e6a6d10407
MISC https://tldp.org/HOWTO/Traffic-Control-HOWTO/components.html
MISC https://www.spinics.net/lists/netdev/msg555705.html
CONFIRM https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.6
Third Party Advisory https://www.debian.org/security/2023/dsa-5324
MLIST https://lists.debian.org/debian-lts-announce/2023/03/msg00000.html
MLIST https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html

Match rules

CPE URI Source package Min version Max version
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* linux_kernel >= None < 6.1.6

Vulnerable and fixed packages

Source package Branch Version Maintainer Status