VULNERABILITY INTELLIGENCE
CVE-2021-0946
CVSS score7.5 HIGH
EPSS probability0.32%
CISA KEVNot currently listed
Published2022-08-24
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Description
The method PVRSRVBridgePMRPDumpSymbolicAddr allocates puiMemspaceNameInt on the heap, fills the contents of the buffer via PMR_PDumpSymbolicAddr, and then copies the buffer to userspace. The method PMR_PDumpSymbolicAddr may fail, and if it does the buffer will be left uninitialized and despite the error will still be copied to userspace. Kernel leak of uninitialized heap data with no privs required.Product: AndroidVersions: Android SoCAndroid ID: A-236846966
Weakness classification
- nvd@nist.gov: CWE-909
Primary references
- security@android.com — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory