chan_iax2.c in the IAX2 channel driver in Certified Asterisk 1.8.11-cert before 1.8.11-cert2 and Asterisk Open Source 1.8.x before 1.8.12.1 and 10.x before 10.4.1, when a certain mohinterpret setting is enabled, allows remote attackers to cause a denial of service (daemon crash) by placing a call on hold.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade asterisk | Jul 30, 2024 | Jun 2, 2012 |
| Freebsd | — | Upgrade asterisk16Upgrade asterisk10Upgrade asterisk18 | Dec 10, 2025 | May 29, 2012 |
| Gentoo Linux | — | Upgrade net-misc/asterisk. | Oct 30, 2017 | Jun 2, 2012 |
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