perl: Perl: Incorrect regular expression processing via large regular expressions

A flaw was found in Perl. When the Perl regular expression engine processes patterns with a very large number of alternative fixed strings, an internal data field can overflow. This leads to silently incorrect regular expression matches, causing the engine to either match strings it should not...

CVE-2026-39350: Incorrect Regular Expression

Istio is an open platform to connect, manage, and secure microservices. In versions 1.25.0 through 1.27.8, 1.28.0 through 1.28.5, 1.29.0, and 1.29.1, the serviceAccounts and notServiceAccounts fields in AuthorizationPolicy incorrectly interpret dots . as a regular expression matcher. Because . is...

CVE-2024-57947: Missing Release of Memory after Effective Lifetime

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfsetpipapo: fix initial map fill The initial buffer has to be inited to all-ones, but it must restrict it to the size of the first field, not the total field size. After each round in the map search step, the result a...

PT-2025-3672

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The issue is related to the netfilter module in the Linux kernel, specifically with the nf set pipapo function. The problem arises when the initial buffer is not properly initialized,...