Source: asterisk Version: 1:22.4.1~dfsg+~cs6.15.60671435-2 Severity: grave Tags: security upstream Justification: user security hole X-Debbugs-Cc: [email protected], Debian Security Team <[email protected]>
Hi, The following vulnerability was published for asterisk. CVE-2025-49832[0]: | Asterisk is an open source private branch exchange and telephony | toolkit. In versions up to and including 18.26.2, between 20.00.0 | and 20.15.0, 20.7-cert6, 21.00.0, 22.00.0 through 22.5.0, there is a | remote DoS and possible RCE condition in | `asterisk/res/res_stir_shaken /verification.c` that can be exploited | when an attacker can set an arbitrary Identity header, or | STIR/SHAKEN is enabled, with verification set in the SIP profile | associated with the endpoint to be attacked. This is fixed in | versions 18.26.3, 20.7-cert6, 20.15.1, 21.10.1 and 22.5.1. If you fix the vulnerability please also make sure to include the CVE (Common Vulnerabilities & Exposures) id in your changelog entry. For further information see: [0] https://security-tracker.debian.org/tracker/CVE-2025-49832 https://www.cve.org/CVERecord?id=CVE-2025-49832 [1] https://github.com/asterisk/asterisk/security/advisories/GHSA-mrq5-74j5-f5cr Please adjust the affected versions in the BTS as needed. Regards, Salvatore
