Description
An issue was discovered in faad2 through 2.10.0. A stack-buffer-overflow exists in the function ftypin located in mp4read.c. It allows an attacker to cause Code Execution.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | faad2 | 2.10.0-1 | — |
| Debian 13 | faad2 | 2.10.0-1 | — |
| Debian 12 | faad2 | 2.10.0-1 | — |
| Debian 10 | faad2 | 2.10.0-1~deb10u1 | DSA-5109-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | welle.io | No fix yet | — |
| Ubuntu 26.04 LTS | welle.io | No fix yet | — |
| Ubuntu 25.10 | welle.io | No fix yet | — |
| Ubuntu 24.04 LTS | welle.io | No fix yet | — |
| Ubuntu 22.04 LTS | welle.io | No fix yet | — |
Show 4 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | faad2 | 2.9.1-1ubuntu0.1 | USN-6313-1 |
| Ubuntu 20.04 LTS | welle.io | No fix yet | — |
| Ubuntu Pro 18.04 LTS | faad2 | 2.8.8-1ubuntu0.1~esm1 | USN-6313-1 |
| Ubuntu Pro 16.04 LTS | faad2 | 2.8.0~cvs20150510-1ubuntu0.1+esm1 | USN-6313-1 |
| Ubuntu Pro 14.04 LTS | faad2 | 2.7-8+deb8u3ubuntu0.1~esm1 | USN-6313-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | faad2 | 2.10.1-r0 | — |
| Alpine v3.23 | faad2 | 2.10.1-r0 | — |
| Alpine v3.22 | faad2 | 2.10.1-r0 | — |
| Alpine v3.21 | faad2 | 2.10.1-r0 | — |
| Alpine v3.20 | faad2 | 2.10.1-r0 | — |
Show 4 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | faad2 | 2.10.1-r0 | — |
| Alpine v3.18 | faad2 | 2.10.1-r0 | — |
| Alpine v3.17 | faad2 | 2.10.1-r0 | — |
| Alpine v3.16 | faad2 | 2.10.1-r0 | — |
Advisories 2
- USN-6313-1 faad2 vulnerabilities Ubuntu Security Notices (USN) · Jun 29, 2026
- DSA-5109-1 faad2 - security update Debian Security (DSA / DLA) · Mar 9, 2026
References
- https://github.com/knik0/faad2/issues/56
- DSA-5109 vendor-advisory