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debiancveDebian Security Bug TrackerDEBIANCVE:CVE-2022-41849
HistorySep 30, 2022 - 6:15 a.m.

CVE-2022-41849

2022-09-3006:15:12
Debian Security Bug Tracker
security-tracker.debian.org
30
linux
kernel
cve-2022-41849
race condition
fix
usb
device
driver
security

4.2 Medium

CVSS3

Attack Vector

PHYSICAL

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

28.3%

drivers/video/fbdev/smscufx.c in the Linux kernel through 5.19.12 has a race condition and resultant use-after-free if a physically proximate attacker removes a USB device while calling open(), aka a race condition between ufx_ops_open and ufx_usb_disconnect.

4.2 Medium

CVSS3

Attack Vector

PHYSICAL

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

0.001 Low

EPSS

Percentile

28.3%