CVE-2020-25211

Medium

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.

SeverityMedium
CVSS6.0
Exploit probability—
ProductLinux Kernel
PublishedSep 9, 2020
First seenSep 9, 2020

How to fix

Affected products

ProductAffected versionsFixed in
linux linux_kernelv ≤ 5.8.7—
debian debian_linux9.0, 10.0—
fedoraproject fedora31, 32—

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