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Debian Security Bug TrackerDEBIANCVE:CVE-2022-42720HistoryOct 14, 2022 - 12:15 a.m.
CVE-2022-42720
2022-10-1400:15:09
Debian Security Bug Tracker
security-tracker.debian.org
33
cve-2022-42720
mac80211 stack
use-after-free
wlan frames
code execution
local attackers
linux kernel 5.1
5.19.x
CVSS3
7.8
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
EPSS
0
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.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| Debian | 12 | all | linux | < 6.0.2-1 | linux_6.0.2-1_all.deb |
| Debian | 11 | all | linux | < 5.10.149-1 | linux_5.10.149-1_all.deb |
| Debian | 999 | all | linux | < 6.0.2-1 | linux_6.0.2-1_all.deb |
| Debian | 13 | all | linux | < 6.0.2-1 | linux_6.0.2-1_all.deb |
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CVSS3
7.8
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
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Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
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Availability Impact
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EPSS
0
Percentile
5.1%
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