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kernel: Local buffer overflow in ctnetlink_parse_tuple_filter in net/netfilter/nf_conntrack_netlink.c

🗓️ 09 Mar 2021 09:38:39Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 8 Views

Local attacker can overflow a buffer in ctnetlink_parse_tuple_filter to crash the system via netlink

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8ppc64lekpatch-patch-4_18_0-1931-10.el8kpatch-patch-4_18_0-193-1-10.el8.ppc64le.rpm
Red Hat Enterprise Linux8x86_64kpatch-patch-4_18_0-1931-10.el8kpatch-patch-4_18_0-193-1-10.el8.x86_64.rpm
Red Hat Enterprise Linux8ppc64lekpatch-patch-4_18_0-193-debuginfo1-10.el8kpatch-patch-4_18_0-193-debuginfo-1-10.el8.ppc64le.rpm
Red Hat Enterprise Linux8x86_64kpatch-patch-4_18_0-193-debuginfo1-10.el8kpatch-patch-4_18_0-193-debuginfo-1-10.el8.x86_64.rpm
Red Hat Enterprise Linux8ppc64lekpatch-patch-4_18_0-193-debugsource1-10.el8kpatch-patch-4_18_0-193-debugsource-1-10.el8.ppc64le.rpm
Red Hat Enterprise Linux8x86_64kpatch-patch-4_18_0-193-debugsource1-10.el8kpatch-patch-4_18_0-193-debugsource-1-10.el8.x86_64.rpm
Red Hat Enterprise Linux8.2ppc64lekpatch-patch-4_18_0-193_13_21-5.el8_2kpatch-patch-4_18_0-193_13_2-1-5.el8_2.ppc64le.rpm
Red Hat Enterprise Linux8.2x86_64kpatch-patch-4_18_0-193_13_21-5.el8_2kpatch-patch-4_18_0-193_13_2-1-5.el8_2.x86_64.rpm
Red Hat Enterprise Linux8.2ppc64lekpatch-patch-4_18_0-193_13_2-debuginfo1-5.el8_2kpatch-patch-4_18_0-193_13_2-debuginfo-1-5.el8_2.ppc64le.rpm
Red Hat Enterprise Linux8.2x86_64kpatch-patch-4_18_0-193_13_2-debuginfo1-5.el8_2kpatch-patch-4_18_0-193_13_2-debuginfo-1-5.el8_2.x86_64.rpm
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28 Jun 2026 12:19Current
6.9Medium risk
Vulners AI Score6.9
CVSS 23.6
CVSS 3.16
EPSS0.00566
8