CVE-2025-39931 | Linux Kernel up to 6.1.153/6.6.107/6.12.48/6.16.8 af_alg af_alg_sendmsg denial of service

October 4, 2025 Yanac

A vulnerability categorized as critical has been discovered in Linux Kernel up to 6.1.153/6.6.107/6.12.48/6.16.8. Affected by this issue is the function af_alg_sendmsg of the component af_alg. Such manipulation leads to denial of service.

This vulnerability is referenced as CVE-2025-39931. The attack needs to be initiated within the local network. No exploit is available.

It is advisable to upgrade the affected component.VulDB Recent EntriesRead More