VulnerabilityModified

CVE-2023-21066

In cd_CodeMsg of cd_codec.c, there is a possible out of bounds write due to a heap buffer overflow.

CRITICAL 9.8EPSS 0.51%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.51%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

In cd_CodeMsg of cd_codec.c, there is a possible out of bounds write due to a heap buffer overflow. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-250100597References: N/A

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: 0.51% probability · 42th percentile
CISA KEV: Not listed
Weakness: CWE-787
Affected: google/android
Source: security@android.com

References

https://source.android.com/security/bulletin/pixel/2023-06-01Vendor Advisory
https://source.android.com/security/bulletin/pixel/2023-06-01Vendor Advisory

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