asterisk-18.26.4-2.el9
- asterisk-18.26.4-2.el9
Security update: backport upstream Asterisk security fixes to 18.26.4.
Fixes from the Asterisk 20.20.1 security release: - CVE-2026-57185: PJSIP MWI NOTIFY body over-read (DoS) - CVE-2026-57187: PJSIP use-after-free on early disconnect during INVITE - CVE-2026-57189, CVE-2026-57198: T.140 RED heap buffer overflows in res_rtp_asterisk - CVE-2026-57190: SQL injection via CELGenUserEvent in cel_pgsql / cel_tds - CVE-2026-57193: LDAP filter injection in res_config_ldap - CVE-2026-57194: chan_unistim out-of-bounds write - CVE-2026-57195: AMI HTTP digest authentication NULL dereference - CVE-2026-57196: reflected XSS in HTTP error pages - CVE-2026-57197: format_ogg_speex heap buffer overflow - CVE-2026-57199: app_sms buffer overflow - CVE-2026-57202: ARI setChannelVar bypassed live_dangerously - CVE-2026-57203: ast_loggrabber executed a helper script from /tmp
Fixes from the Asterisk 20.18.2 security release: - CVE-2026-23738: reflected XSS in /httpstatus (the page is now disabled by default) - CVE-2026-23739: XML parsing with external entity expansion - CVE-2026-23740: ast_coredumper created gdbinit/output files insecurely - CVE-2026-23741: ast_coredumper sourced a config file writable by the asterisk user
/etc/asterisk/ast_debug_tools.conf is now owned by root:asterisk. The debug scripts (ast_coredumper, ast_loggrabber, ast_logescalator) refuse to source it as root unless it is root-owned and not group- or world-writable.