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Red Hat OpenShift: CVE-2020-25211: kernel: Local buffer overflow in ctnetlink_parse_tuple_filter in net/netfilter/nf_conntrack_netlink.c

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Red Hat OpenShift: CVE-2020-25211: kernel: Local buffer overflow in ctnetlink_parse_tuple_filter in net/netfilter/nf_conntrack_netlink.c

Severity
4
CVSS
(AV:L/AC:L/Au:N/C:N/I:P/A:P)
Published
09/09/2020
Created
03/13/2021
Added
03/12/2021
Modified
03/17/2021

Description

In the Linux kernel through 5.8.7, local attackers able to inject conntrack netlink configuration could overflow a local buffer, causing crashes or triggering use of incorrect protocol numbers in ctnetlink_parse_tuple_filter in net/netfilter/nf_conntrack_netlink.c, aka CID-1cc5ef91d2ff.

Solution(s)

  • linuxrpm-upgrade-redhat-coreos

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