CVE-2021-0873
In PVRSRVBridgeRGXKickRS of the PowerVR kernel driver, a missing size check means there is a possible integer overflow that could allow out-of-bounds heap access.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.09%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
In PVRSRVBridgeRGXKickRS of the PowerVR kernel driver, a missing size check means there is a possible integer overflow that could allow out-of-bounds heap access. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android SoCAndroid ID: A-270392711
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.09% probability · 1th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-190
- Affected
- google/android
- Source
- security@android.com
References
- https://source.android.com/security/bulletin/2023-04-01Vendor Advisory
- https://source.android.com/security/bulletin/2023-04-01Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.