CVE-2022-47929 — NULL Pointer Dereference in Kernel
Severity
5.5MEDIUMNVD
OSV7.8OSV5.9OSV5.3OSV4.7
EPSS
0.0%
top 91.51%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedJan 17
Latest updateFeb 13
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6
Affected Packages7 packages
Also affects: Debian Linux 11.0