cbcvebase.
CVE-2022-42720
published 2022-10-14

CVE-2022-42720: Various refcounting bugs in the multi-BSS handling in the mac80211 stack in the Linux kernel 5.1 through 5.19.x before 5.19.16 could be used by local attackers…

PriorityP341high7.8CVSS 3.1
AVLACLPRLUINSUCHIHAH
EPSS
0.80%
52.4th percentile
Various refcounting bugs in the multi-BSS handling in the mac80211 stack in the Linux kernel 5.1 through 5.19.x before 5.19.16 could be used by local attackers (able to inject WLAN frames) to trigger use-after-free conditions to potentially execute code.

Affected

23 ranges
VendorProductVersion rangeFixed in
debiandebian_linux
debiandebian_linux
debianlinux< linux 6.0.2-1 (bookworm)linux 6.0.2-1 (bookworm)
fedoraprojectfedora
fedoraprojectfedora
googleandroid
googlechrome_chrome
linuxlinux_kernel>= 0 < 5.10.149-15.10.149-1
linuxlinux_kernel>= 0 < 6.0.2-16.0.2-1
linuxlinux_kernel>= 0 < 6.0.2-16.0.2-1
linuxlinux_kernel>= 0 < 6.0.2-16.0.2-1
linuxlinux_kernel>= 0 < 5.4.0-131.1475.4.0-131.147
linuxlinux_kernel>= 0 < 5.15.0-52.585.15.0-52.58
linuxlinux_kernel>= 0 < 5.4.0-131.1475.4.0-131.147
linuxlinux_kernel>= 0 < 5.15.0-52.585.15.0-52.58
linuxlinux_kernel>= 5.1 < 5.4.2185.4.218
linuxlinux_kernel>= 5.11 < 5.15.745.15.74
linuxlinux_kernel>= 5.16 < 5.19.165.19.16
linuxlinux_kernel>= 5.5 < 5.10.1485.10.148
linuxlinux_kernel>= 6.0 < 6.0.26.0.2
msrccbl2_kernel_5.15.74.1-3_on_cbl_mariner_2.0
msrccm1_kernel_5.10.149.1-1_on_cbl_mariner_1.0
paloaltopan-os

CVSS provenance

nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
osv8.1HIGH
vendor_ubuntu8.1HIGH
vendor_debian7.8HIGH
vendor_msrc7.8HIGH
vendor_redhat7.8HIGH
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