CVE-2023-42756 Information

Description

A flaw was found in the Netfilter subsystem of the Linux kernel. A race condition between IPSET_CMD_ADD and IPSET_CMD_SWAP can lead to a kernel panic due to the invocation of __ip_set_put on a wrong set. This issue may allow a local user to crash the system.

Reference

https://access.redhat.com/security/cve/CVE-2023-42756 https://seclists.org/oss-sec/2023/q3/242 https://bugzilla.redhat.com/show_bug.cgi?id=2239848