linux kernel is vulnerable to denial of service. The vulnerability exists due to net/netfilter/x_tables.c and include/linux/netfilter/x_tables.h lacking a full memory barrier upon the assignment of a new table value.
cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.11.11
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=175e476b8cdf2a4de7432583b49c871345e4f8a1
git.launchpad.net/ubuntu-cve-tracker/tree/active/CVE-2021-29650
lists.debian.org/debian-lts-announce/2021/06/msg00019.html
lists.debian.org/debian-lts-announce/2021/06/msg00020.html
lists.fedoraproject.org/archives/list/[email protected]/message/RZGMUP6QEHJJEKPMLKOSPWYMW7PXFC2M/
lists.fedoraproject.org/archives/list/[email protected]/message/VTADK5ELGTATGW2RK3K5MBJ2WGYCPZCM/
lists.fedoraproject.org/archives/list/[email protected]/message/WKRNELXLVFDY6Y5XDMWLIH3VKIMQXLLR/