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CVE-2025-57767 Asterisk can crash from a specifically malformed Authorization header in an incoming SIP request

🗓️ 28 Aug 2025 15:33:00Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 7 Views

Asterisk could return NULL in get_authorization_header() for bad realms, causing a segmentation fault; patched in 20.15.2, 21.10.2, and 22.5.2.

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10 Apr 2026 05:31Current
6.4Medium risk
Vulners AI Score6.4
CVSS 3.17.5
EPSS0.00161
7