VulnerabilityModified
CVE-2023-21217
In PMRWritePMPageList of TBD, there is a possible out of bounds write due to an integer overflow.
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 PMRWritePMPageList of TBD, there is a possible out of bounds write due to an integer overflow. This could lead to local escalation of privilege 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
References
- https://source.android.com/security/bulletin/2023-12-01Vendor Advisory
- https://source.android.com/security/bulletin/2023-12-01Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.