CVE-2022-2586

5.3 MEDIUM CISA KEV - Actively Exploited

Published: January 08, 2024 Modified: October 28, 2025

Description

It was discovered that a nft object or expression could reference a nft set on a different nft table, leading to a use-after-free once that table was deleted.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2586

Source: security@ubuntu.com

Third Party Advisory

https://lore.kernel.org/netfilter-devel/20220809170148.164591-1-cascardo@canonical.com/T/#t

Source: security@ubuntu.com

Mailing List Patch

https://ubuntu.com/security/notices/USN-5557-1

Source: security@ubuntu.com

Third Party Advisory

https://ubuntu.com/security/notices/USN-5560-1

Source: security@ubuntu.com

Third Party Advisory

https://ubuntu.com/security/notices/USN-5560-2

Source: security@ubuntu.com

Third Party Advisory

https://ubuntu.com/security/notices/USN-5562-1

Source: security@ubuntu.com

Third Party Advisory

https://ubuntu.com/security/notices/USN-5564-1

Source: security@ubuntu.com

Third Party Advisory

https://ubuntu.com/security/notices/USN-5565-1

Source: security@ubuntu.com

Third Party Advisory

https://ubuntu.com/security/notices/USN-5566-1

Source: security@ubuntu.com

Third Party Advisory

https://ubuntu.com/security/notices/USN-5567-1

Source: security@ubuntu.com

Third Party Advisory

https://ubuntu.com/security/notices/USN-5582-1

Source: security@ubuntu.com

Third Party Advisory

https://www.openwall.com/lists/oss-security/2022/08/09/5

Source: security@ubuntu.com

Mailing List

https://www.zerodayinitiative.com/advisories/ZDI-22-1118/

Source: security@ubuntu.com

Third Party Advisory VDB Entry

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2586