| Name | CVE-2021-32558 |
| Description | An issue was discovered in Sangoma Asterisk 13.x before 13.38.3, 16.x before 16.19.1, 17.x before 17.9.4, and 18.x before 18.5.1, and Certified Asterisk before 16.8-cert10. If the IAX2 channel driver receives a packet that contains an unsupported media format, a crash can occur. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-2729-1, DSA-4999-1 |
| Debian Bugs | 991710 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| asterisk (PTS) | buster | 1:16.2.1~dfsg-1+deb10u2 | vulnerable |
| buster (security) | 1:16.28.0~dfsg-0+deb10u3 | fixed | |
| bullseye (security), bullseye | 1:16.28.0~dfsg-0+deb11u3 | fixed | |
| sid | 1:20.5.0~dfsg+~cs6.13.40431414-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| asterisk | source | stretch | 1:13.14.1~dfsg-2+deb9u5 | DLA-2729-1 | ||
| asterisk | source | bullseye | 1:16.16.1~dfsg-1+deb11u1 | DSA-4999-1 | ||
| asterisk | source | (unstable) | 1:16.16.1~dfsg-2 | 991710 |
https://downloads.asterisk.org/pub/security/AST-2021-008.html