High severity7.8NVD Advisory· Published Mar 10, 2021· Updated Jun 17, 2026

CVE-2021-0399

Description

In qtaguid_untag of xt_qtaguid.c, there is a possible memory corruption due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-176919394References: Upstream kernel

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Android/Android kerneldescription
Google/Kernelllm-create
Google/Android
cpe:2.3:o:google:android:-:*:*:*:*:*:*:*

Patches

Vulnerability mechanics

References

source.android.com/security/bulletin/2021-03-01nvdVendor Advisory

News mentions

No linked articles in our index yet.

cvss	0.507
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000