Description
An issue was discovered in SoX 14.4.2. One of the arguments to bitrv2 in fft4g.c is not guarded, such that it can lead to write access outside of the statically declared array, aka a stack-based buffer overflow.
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 13 | sox | 14.4.2+git20190427-1 | — |
| Debian 12 | sox | 14.4.2+git20190427-1 | — |
| Debian 8 | sox | 14.4.1-5+deb8u4 | DLA-1808-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | sox | 14.4.2-3ubuntu0.18.04.1 | USN-4079-2 |
| Ubuntu 16.04 LTS | sox | 14.4.1-5+deb8u4ubuntu0.1 | USN-4079-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 14.04 LTS | sox | 14.4.1-3ubuntu1.1+esm1 | — |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | sox | 14.4.2-r5 | — |
| Alpine v3.23 | sox | 14.4.2-r5 | — |
| Alpine v3.22 | sox | 14.4.2-r5 | — |
| Alpine v3.21 | sox | 14.4.2-r5 | — |
| Alpine v3.20 | sox | 14.4.2-r5 | — |
Show 11 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | sox | 14.4.2-r5 | — |
| Alpine v3.18 | sox | 14.4.2-r5 | — |
| Alpine v3.17 | sox | 14.4.2-r5 | — |
| Alpine v3.16 | sox | 14.4.2-r5 | — |
| Alpine v3.15 | sox | 14.4.2-r5 | — |
| Alpine v3.14 | sox | 14.4.2-r5 | — |
| Alpine v3.13 | sox | 14.4.2-r5 | — |
| Alpine v3.12 | sox | 14.4.2-r5 | — |
| Alpine v3.11 | sox | 14.4.2-r5 | — |
| Alpine v3.10 | sox | 14.4.2-r5 | — |
| Alpine v3.9 | sox | 14.4.2-r3 | — |
Advisories 3
- USN-4079-2 sox vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- USN-4079-1 sox vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- DLA-1808-1 sox - security update Debian Security (DSA / DLA) · Mar 9, 2026
References
- https://sourceforge.net/p/sox/bugs/321
- [debian-lts-announce] 20190528 [SECURITY] [DLA 1808-1] sox security update mailing-list
- USN-4079-1 vendor-advisory
- USN-4079-2 vendor-advisory