A use-after-free flaw was found in the Linux kernel’s Netfilter functionality when adding a rule with NFTA_RULE_CHAIN_ID. This flaw allows a local user to crash or escalate their privileges on the system.
access.redhat.com/errata/RHSA-2023:5069
access.redhat.com/errata/RHSA-2023:5091
access.redhat.com/errata/RHSA-2023:5093
access.redhat.com/errata/RHSA-2023:7382
access.redhat.com/errata/RHSA-2023:7389
access.redhat.com/errata/RHSA-2023:7411
access.redhat.com/security/cve/CVE-2023-4147
bugzilla.redhat.com/show_bug.cgi?id=2225239
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0ebc1064e4874d5987722a2ddbc18f94aa53b211
lists.debian.org/debian-lts-announce/2023/10/msg00027.html
security.netapp.com/advisory/ntap-20231020-0006/
www.debian.org/security/2023/dsa-5480
www.debian.org/security/2023/dsa-5492
www.spinics.net/lists/stable/msg671573.html