CVE-2022-44032 Information

Description

An issue was discovered in the Linux kernel through 6.0.6. drivers/char/pcmcia/cm4000_cs.c has a race condition and resultant use-after-free if a physically proximate attacker removes a PCMCIA device while calling open() aka a race condition between cmm_open() and cm4000_detach().

CVSS Vector

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

Reference

https://lore.kernel.org/lkml/20220915020834.GA110086@ubuntu/ https://lore.kernel.org/lkml/20220919040701.GA302806@ubuntu/

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

6.4