PT-2021-13373 · Google · Android Kernel

Published 2021-12-15 · Updated 2021-12-20 · CVE-2021-0961

Positive Technologies (AI Summary)

CVSS v3.1

4.4

Medium

Base vector

AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions Android kernel

Description The issue is related to the quota proc write function in xt quota2.c, where uninitialized data can lead to reading kernel memory. This could result in local information disclosure, requiring System execution privileges for exploitation. No user interaction is needed for exploitation.

Recommendations For Android kernel, consider applying the upstream kernel fix to resolve the issue. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Weakness Enumeration

CWE-909

Related Identifiers

CVE-2021-0961

Affected Products

Android Kernel

References · 8

• https://source.android.com/security/bulletin/2021-12-01 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2021-0961 · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-0961 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-0961 · Security Note
• https://cve.org/CVERecord?id=CVE-2021-0961 · Security Note
• https://android.googlesource.com/kernel/common/+/4b05a506bda0 · Note
• https://android.googlesource.com/kernel/common/+/e113eb454e92 · Note
• https://android.googlesource.com/kernel/common/+/60a4c35570d9 · Note