Vulnerability · Published Sep 20, 2021 · Assigned by mitre
CVE-2021-32276
Medium 5.5
In plain English
A medium-severity security flaw in the faad2 package (Alpine). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 59% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)0.9%top 40.7% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
An issue was discovered in faad2 through 2.10.0. A NULL pointer dereference exists in the function get_sample() located in output.c. It allows an attacker to cause Denial of Service.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.20 | faad2 | 2.10.1-r0 | ALPINE-CVE-2021-32276 |
| Alpine:v3.21 | faad2 | 2.10.1-r0 | ALPINE-CVE-2021-32276 |
| Alpine:v3.22 | faad2 | 2.10.1-r0 | ALPINE-CVE-2021-32276 |
| Alpine:v3.23 | faad2 | 2.10.1-r0 | ALPINE-CVE-2021-32276 |
| Alpine:v3.24 | faad2 | 2.10.1-r0 | ALPINE-CVE-2021-32276 |
| Debian:12 | faad2 | 2.10.0-1 | DEBIAN-CVE-2021-32276 |
| Debian:13 | faad2 | 2.10.0-1 | DEBIAN-CVE-2021-32276 |
| Debian:14 | faad2 | 2.10.0-1 | DEBIAN-CVE-2021-32276 |
| Ubuntu:22.04:LTS | welle.io | no fix listed | UBUNTU-CVE-2021-32276 |
| Ubuntu:24.04:LTS | welle.io | no fix listed | UBUNTU-CVE-2021-32276 |
| Ubuntu:25.10 | welle.io | no fix listed | UBUNTU-CVE-2021-32276 |
| Ubuntu:26.04:LTS | welle.io | no fix listed | UBUNTU-CVE-2021-32276 |
| Ubuntu:26.10 | welle.io | no fix listed | UBUNTU-CVE-2021-32276 |
Affected products (as reported)
References
- https://github.com/knik0/faad2/issues/58 x_refsource_MISC
- [debian-lts-announce] 20211024 [SECURITY] [DLA 2792-1] faad2 security update mailing-list, x_refsource_MLIST
- DSA-5109 vendor-advisory, x_refsource_DEBIAN