libssh: libssh: Denial of Service via inefficient regular expression processing

A flaw was found in libssh. A remote attacker, by controlling client configuration files or knownhosts files, could craft specific hostnames that when processed by the matchpattern function can lead to inefficient regular expression backtracking. This can cause timeouts and resource exhaustion,...

EUVD-2026-16332

A flaw was found in libssh. A remote attacker, by controlling client configuration files or knownhosts files, could craft specific hostnames that when processed by the matchpattern function can lead to inefficient regular expression backtracking. This can cause timeouts and resource exhaustion,...

CVE-2026-0967

A flaw was found in libssh. A remote attacker, by controlling client configuration files or knownhosts files, could craft specific hostnames that when processed by the matchpattern function can lead to inefficient regular expression backtracking. This can cause timeouts and resource exhaustion,...

CVE-2026-0967

CVE-2026-0967 describes a denial-of-service in libssh where an attacker can craft hostnames via client config or known_hosts files that, when processed by match_pattern(), trigger inefficient regular expression backtracking. The result is timeouts and resource exhaustion on the client side. Publi...

CVE-2026-0967 Libssh: libssh: denial of service via inefficient regular expression processing

A flaw was found in libssh. A remote attacker, by controlling client configuration files or knownhosts files, could craft specific hostnames that when processed by the matchpattern function can lead to inefficient regular expression backtracking. This can cause timeouts and resource exhaustion,...

CVE-2026-0967

A flaw was found in libssh. A remote attacker, by controlling client configuration files or knownhosts files, could craft specific hostnames that when processed by the matchpattern function can lead to inefficient regular expression backtracking. This can cause timeouts and resource exhaustion,...

Allocation of Resources Without Limits or Throttling

Overview Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling in the matchpattern function due to inefficient processing of the complex regular expressions. An attacker can cause resource exhaustion by supplying specially crafted input that...

mailman:2.1 security and bug fix update

3:2.1.29-10 - Fix match patter to reduce false allocation 3:2.1.29-9 - Fix for CVE-2020-12137 3:2.1.29-8 - Drop unversioned python from comments. 3:2.1.29-7 - Change attr of /etc/mailman 3:2.1.29-6 - Update run directory references 1805954 - fix 1188043 - set 2775 permission for /etc/mailman...