cbcvebase.
CVE-2022-4129
published 2022-11-28

CVE-2022-4129: A flaw was found in the Linux kernel's Layer 2 Tunneling Protocol (L2TP). A missing lock when clearing sk_user_data can lead to a race condition and NULL…

PriorityP419medium5.5CVSS 3.1
AVLACLPRLUINSUCNINAH
EPSS
0.17%
6.8th percentile
A flaw was found in the Linux kernel's Layer 2 Tunneling Protocol (L2TP). A missing lock when clearing sk_user_data can lead to a race condition and NULL pointer dereference. A local user could use this flaw to potentially crash the system causing a denial of service.

Affected

11 ranges
VendorProductVersion rangeFixed in
debianlinux< linux 6.1.4-1 (bookworm)linux 6.1.4-1 (bookworm)
fedoraprojectfedora
fedoraprojectfedora
fedoraprojectfedora
linuxlayer_2_tunneling_protocol< 6.06.0
linuxlinux_kernel>= 0 < 5.10.178-15.10.178-1
linuxlinux_kernel>= 0 < 6.1.4-16.1.4-1
linuxlinux_kernel>= 0 < 6.1.4-16.1.4-1
linuxlinux_kernel>= 0 < 6.1.4-16.1.4-1
linuxlinux_kernel>= 0 < 5.4.0-147.1645.4.0-147.164
linuxlinux_kernel>= 0 < 5.15.0-70.775.15.0-70.77

CVSS provenance

nvdv3.15.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
osv5.5MEDIUM
vendor_debian5.5MEDIUM
vendor_redhat5.5MEDIUM
vendor_ubuntu5.5MEDIUM
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