CVE-2022-41849

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.

CVSS v3.0 4.2 MEDIUM

4.2^/10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 0.5 / Impact : 3.6

Attack Vector PHYSICAL

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://lore.kernel.org/all/20220925133243.GA383897@ubuntu/T/	Mailing List Patch Vendor Advisory
https://lists.debian.org/debian-lts-announce/2022/12/msg00031.html	Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/12/msg00034.html	Mailing List Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

Information

Published : 2022-09-29 23:15

Updated : 2023-02-23 07:42

NVD link : CVE-2022-41849

Mitre link : CVE-2022-41849

JSON object : View

CWE

CWE-416

Use After Free

CWE-362

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

Products Affected

debian

debian_linux

linux

linux_kernel

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4.2 /10