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nvd[email protected]NVD:CVE-2022-42720
HistoryOct 14, 2022 - 12:15 a.m.

CVE-2022-42720

2022-10-1400:15:09
CWE-416
web.nvd.nist.gov
3
refcounting bugs
multi-bss handling
linux kernel
local attackers
use-after-free
wlan frames
code execution

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

0.0004 Low

EPSS

Percentile

5.1%

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 configurations

NVD
Node
linuxlinux_kernelRange5.15.4.218
OR
linuxlinux_kernelRange5.55.10.148
OR
linuxlinux_kernelRange5.115.15.74
OR
linuxlinux_kernelRange5.165.19.16
OR
linuxlinux_kernelRange6.06.0.2
Node
fedoraprojectfedoraMatch36
OR
fedoraprojectfedoraMatch37
Node
debiandebian_linuxMatch10.0
OR
debiandebian_linuxMatch11.0

References

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

0.0004 Low

EPSS

Percentile

5.1%