CVE-2021-0311
In ElementaryStreamQueue::dequeueAccessUnitH264() of ESQueue.cpp, there is a possible out of bounds write due to a missing bounds check.
Does this matter?
Lower severity and a low EPSS score (1.15%). Track it; it rarely justifies an emergency change on its own.
Description
In ElementaryStreamQueue::dequeueAccessUnitH264() of ESQueue.cpp, there is a possible out of bounds write due to a missing bounds check. This could lead to remote information disclosure with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android; Versions: Android-9, Android-10, Android-11, Android-8.0, Android-8.1; Android ID: A-170240631.
- CVSS 3.1
- 6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
- EPSS
- 1.15% probability · 67th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- google/android
- Source
- security@android.com
EPSS 1.1% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://source.android.com/security/bulletin/2021-01-01Vendor Advisory
- https://source.android.com/security/bulletin/2021-01-01Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.