#VU64434 Use-after-free


Published: 2022-06-16 | Updated: 2022-07-20

Vulnerability identifier: #VU64434

Vulnerability risk: Low

CVSSv3.1:

CVE-ID: CVE-2022-1652

CWE-ID: CWE-416

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Linux kernel
Operating systems & Components / Operating system

Vendor: Linux Foundation

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to use-after-free error in the bad_flp_intr() function. A local user can execute a specially-crafted program to cause a denial of service condition on the system or escalate privileges on the system.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel: All versions


CPE

External links
http://francozappa.github.io/about-bias/
http://kb.cert.org/vuls/id/647177/
http://bugzilla.redhat.com/show_bug.cgi?id=2084458


Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?


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