DEBIAN-CVE-2026-19487

Perl versions from 5.9.4 before 5.41.9 produce incorrect regular expression match results when a stale failure flag ends the Aho-Corasick prescan early in Sfindbyclass. The prescan walks the subject for positions where the full pattern could match, and the engine tries it from the leftmost one...

PT-2026-71683

Name of the Vulnerable Software and Affected Versions Perl versions 5.9.4 through 5.41.8 Description Incorrect regular expression match results occur when a stale failure flag causes the Aho-Corasick prescan to end prematurely in the S find byclass function. The prescan identifies potential match...

kea: Kea crash upon interaction between specific client options and subnet selection

A vulnerability was found in Kea. When an attacker who is an existing client with an assigned IP sends a crafted unicast packet directly to the server's IP and Kea cannot find any subnets that match that client's credentials, the server crashes causing a Denial of Service via assertion/NULL-path...

CVE-2025-52951 Junos OS: IPv6 firewall filter fails to match payload-protocol

A Protection Mechanism Failure vulnerability in kernel filter processing of Juniper Networks Junos OS allows an attacker sending IPv6 traffic destined to the device to effectively bypass any firewall filtering configured on the interface. Due to an issue with Junos OS kernel filter processing, th...