| Name | CVE-2011-2535 |
| Description | chan_iax2.c in the IAX2 channel driver in Asterisk Open Source 1.4.x before 1.4.41.1, 1.6.2.x before 1.6.2.18.1, and 1.8.x before 1.8.4.3, and Asterisk Business Edition C.3 before C.3.7.3, accesses a memory address contained in an option control frame, which allows remote attackers to cause a denial of service (daemon crash) or possibly have unspecified other impact via a crafted frame. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-2276-1, DSA-2276-2 |
| Debian Bugs | 631448 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| asterisk (PTS) | buster | 1:16.2.1~dfsg-1+deb10u2 | fixed |
| buster (security) | 1:16.28.0~dfsg-0+deb10u4 | fixed | |
| bullseye | 1:16.28.0~dfsg-0+deb11u3 | fixed | |
| bullseye (security) | 1:16.28.0~dfsg-0+deb11u4 | fixed | |
| sid | 1:20.6.0~dfsg+~cs6.13.40431414-2 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| asterisk | source | lenny | 1:1.4.21.2~dfsg-3+lenny3 | DSA-2276-2 | ||
| asterisk | source | squeeze | 1:1.6.2.9-2+squeeze3 | DSA-2276-2 | ||
| asterisk | source | (unstable) | 1:1.8.4.3-1 | 631448 |