CVE-2021-0311 json
In ElementaryStreamQueue::dequeueAccessUnitH264() of ESQueue.cpp, there is a possible out of bounds write due to a missing bounds check.
published 2021-01-11 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-2930
- cvss
- 6.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.1%
- EPSS 1.1% chance of exploitation in 30 days, percentile 66%
- public exploits
- 0
- none known
Summary
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.
Exploit prediction
1.15% chance of exploitation in the next 30 days, higher than 66% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |
| NVD | 2.0 | 7.1 | AV:N/AC:M/Au:N/C:C/I:N/A:N |
Affected products
- n/a Android
Classification
- Weakness
-
- CWE-787 Out-of-bounds Write
References
-
source.android.com
/security/bulletin/2021-01-01
vendor-advisory
Sources
- CVE List CVE-2021-0311
- NVD CVE-2021-0311
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.