Astra Linux – Vulnerabilities in Firefox, Thunderbird, and Expat

A issue was discovered in libexpat before version 2.6.4. There is a crash within the XMLResumeParser function, as XMLStopParser can stop/suspend a parser that has not been started...

PT-2025-46038

An issue was discovered in libexpat before 2.6.4. There is a crash within the XML ResumeParser function because XML StopParser can stop/suspend an unstarted parser...

libexpat: expat: DoS via XML_ResumeParser

A security issue was found in Expat libexpat. A crash can be triggered in the XMLResumeParser function due to XMLStopParser's ability to stop or suspend an unstarted parser, which can lead to a denial of service...