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osvGoogleOSV:CVE-2022-42720
HistoryOct 14, 2022 - 12:15 a.m.

CVE-2022-42720

2022-10-1400:15:09
Google
osv.dev
10
cve-2022-42720
linux kernel
multi-bss handling
refcounting bugs
use-after-free
wlan frames
local attackers
code execution
software

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%

JSON

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.

References

Related

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cbl_mariner
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CVE-2022-42720 affecting package kernel 5.10.145.1-1
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osv
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: wifi: cfg80211: fix BSS refcounting bugs
2023-01-01 00:00:00
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Security Advisory 2022-10-17-1 - Multiple issues in mac80211 and cfg80211 (CVE-2022-41674, CVE-2022-42719, CVE-2022-42720, CVE-2022-42721 and CVE-2022-42722)
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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%

JSON
Related for OSV:CVE-2022-42720
redhatcve1nvd1debiancve1alpinelinux1cbl_mariner2cve1osv12prion1veracode1ubuntucve1cvelist1openvas19ubuntu7nessus40archlinux4malwarebytes1openwrt1fedora3rosalinux1redhat9suse4mageia2debian2photon2redos1ibm2oraclelinux2almalinux4slackware1ics1