cbcvebase.
CVE-2022-4269
published 2022-12-05

CVE-2022-4269: A flaw was found in the Linux kernel Traffic Control (TC) subsystem. Using a specific networking configuration (redirecting egress packets to ingress using TC…

PriorityP422medium5.5CVSS 3.1
AVLACLPRLUINSUCNINAH
EPSS
0.20%
9.8th percentile
A flaw was found in the Linux kernel Traffic Control (TC) subsystem. Using a specific networking configuration (redirecting egress packets to ingress using TC action "mirred") a local unprivileged user could trigger a CPU soft lockup (ABBA deadlock) when the transport protocol in use (TCP or SCTP) does a retransmission, resulting in a denial of service condition.

Affected

9 ranges
VendorProductVersion rangeFixed in
debianlinux< linux 6.1.20-2 (bookworm)linux 6.1.20-2 (bookworm)
linuxlinux_kernel
linuxlinux_kernel>= 0 < 5.10.191-15.10.191-1
linuxlinux_kernel>= 0 < 6.1.20-26.1.20-2
linuxlinux_kernel>= 0 < 6.1.20-26.1.20-2
linuxlinux_kernel>= 0 < 6.1.20-26.1.20-2
linuxlinux_kernel>= 0 < 5.4.0-156.1735.4.0-156.173
linuxlinux_kernel>= 0 < 5.15.0-79.865.15.0-79.86
paloaltopan-os

CVSS provenance

nvdv3.15.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
osv6.5MEDIUM
vendor_ubuntu6.5MEDIUM
vendor_debian5.5MEDIUM
vendor_redhat5.5MEDIUM
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