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Vulnerability · Published Sep 9, 2020 · Assigned by mitre

CVE-2020-25211

Medium 6.0

In plain English

A medium-severity security flaw in the linux package (Debian). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 47% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)6.0Medium
Exploit odds (30 days)0.6%top 52.8% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official 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.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12linux5.8.14-1DEBIAN-CVE-2020-25211
Debian:13linux5.8.14-1DEBIAN-CVE-2020-25211
Debian:14linux5.8.14-1DEBIAN-CVE-2020-25211
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2020-25211
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2020-25211
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2020-25211

Affected products (as reported)

VendorProductVersions
n/a n/a n/a

References