HIGH CISA KEV

CVE-2021-29256

CVSS v3

8.8

HIGH

EPSS Score

0.6%

exploit probability

CISA KEV

Yes

known exploited

Exploitation

SSVC status

Description

. The Arm Mali GPU kernel driver allows an unprivileged user to achieve access to freed memory, leading to information disclosure or root privilege escalation. This affects Bifrost r16p0 through r29p0 before r30p0, Valhall r19p0 through r29p0 before r30p0, and Midgard r28p0 through r30p0.

CISA Known Exploited Vulnerability

Date Added
7/7/2023
Patch Due Date
7/28/2023
Ransomware Use
Unknown

Technical details

Published
5/24/2021

Frequently asked questions

What is CVE-2021-29256?

. The Arm Mali GPU kernel driver allows an unprivileged user to achieve access to freed memory, leading to information disclosure or root privilege escalation. This affects Bifrost r16p0 through r29p0 before r30p0, Valhall r19p0 through r29p0 before r30p0, and Midgard r28p0 through r30p0.

Is CVE-2021-29256 actively exploited?

Yes. CVE-2021-29256 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 7/28/2023.

What is the CVSS score for CVE-2021-29256?

CVE-2021-29256 has a CVSS v3 base score of 8.8 (HIGH severity).

Is CVE-2021-29256 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.