Description
In Sangoma Asterisk through 16.28.0, 17.x and 18.x through 18.14.0, and 19.x through 19.6.0, an incoming Setup message to addons/ooh323c/src/ooq931.c with a malformed Calling or Called Party IE can cause a crash.
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 | asterisk | 1:20.0.1~dfsg+~cs6.12.40431414-1 | — |
| Debian 11 | asterisk | 1:16.28.0~dfsg-0+deb11u2 | DSA-5358-1 |
| Debian 10 | asterisk | 1:16.28.0~dfsg-0+deb10u2 | DLA-3335-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | asterisk | No fix yet | — |
| Ubuntu 26.04 LTS | asterisk | No fix yet | — |
| Ubuntu 25.10 | asterisk | No fix yet | — |
| Ubuntu 24.04 LTS | asterisk | No fix yet | — |
| Ubuntu 22.04 LTS | asterisk | No fix yet | — |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | asterisk | No fix yet | — |
| Ubuntu 18.04 LTS | asterisk | No fix yet | — |
| Ubuntu Pro 16.04 LTS | asterisk | No fix yet | — |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | asterisk | 18.15.1-r0 | — |
| Alpine v3.23 | asterisk | 18.15.1-r0 | — |
| Alpine v3.22 | asterisk | 18.15.1-r0 | — |
| Alpine v3.21 | asterisk | 18.15.1-r0 | — |
| Alpine v3.20 | asterisk | 18.15.1-r0 | — |
Show 4 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | asterisk | 18.15.1-r0 | — |
| Alpine v3.18 | asterisk | 18.15.1-r0 | — |
| Alpine v3.17 | asterisk | 18.15.1-r0 | — |
| Alpine v3.16 | asterisk | 18.20.2-r0 | — |
Advisories 3
- WID-SEC-2022-2218 Asterisk: Mehrere Schwachstellen BSI CERT-Bund (WID) · Oct 27, 2026
- DSA-5358-1 asterisk - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-3335-1 asterisk - security update Debian Security (DSA / DLA) · Mar 9, 2026