SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2023-21263

This could lead to local escalation of privilege in the kernel with no additional execution privileges needed.

CRITICAL 9.8EPSS 0.41%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.41%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

In OSMMapPMRGeneric of pmr_os.c, there is a possible out of bounds write due to an uncaught exception. This could lead to local escalation of privilege in the kernel with no additional execution privileges needed. User interaction is not needed for exploitation.

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
0.41% probability · 35th percentile
CISA KEV
Not listed
Affected
google/android
Source
security@android.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.