vulnerability
Gentoo Linux: CVE-2022-42705: Asterisk: Multiple Vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:N/AC:L/Au:S/C:N/I:N/A:C) | Dec 5, 2022 | Dec 9, 2024 | Mar 31, 2026 |
Severity
7
CVSS
(AV:N/AC:L/Au:S/C:N/I:N/A:C)
Published
Dec 5, 2022
Added
Dec 9, 2024
Modified
Mar 31, 2026
Description
A use-after-free in res_pjsip_pubsub.c in Sangoma Asterisk 16.28, 18.14, 19.6, and certified/18.9-cert2 may allow a remote authenticated attacker to crash Asterisk (denial of service) by performing activity on a subscription via a reliable transport at the same time that Asterisk is also performing activity on that subscription.
Solution
gentoo-linux-upgrade-net-misc-asterisk
Rapid7 Labs
2026 Global Threat Landscape Report
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