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CVE-2022-2586

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...

Basic Information

CVE State
PUBLISHED
Reserved Date
July 29, 2022
Published Date
January 08, 2024
Last Updated
August 19, 2024
Vendor
The Linux Kernel Organization
Product
linux
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.

CVSS Scores

CVSS v3.1

5.3 - MEDIUM

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

SSVC Information

Exploitation
active
Technical Impact
total

Exploit Status

Exploited in the Wild
Yes (added 2024-06-26 00:00:00 UTC) Source
Proof of Concept Available
Yes (added 2022-11-06 07:34:32 UTC) Source

References

https://ubuntu.com/security/notices/USN-5564-1 https://ubuntu.com/security/notices/USN-5560-2 https://ubuntu.com/security/notices/USN-5582-1 https://ubuntu.com/security/notices/USN-5567-1 https://ubuntu.com/security/notices/USN-5560-1 https://ubuntu.com/security/notices/USN-5566-1 https://www.openwall.com/lists/oss-security/2022/08/09/5 https://ubuntu.com/security/notices/USN-5565-1 https://www.zerodayinitiative.com/advisories/ZDI-22-1118/ https://lore.kernel.org/netfilter-devel/[email protected]/T/#t https://ubuntu.com/security/notices/USN-5562-1 https://ubuntu.com/security/notices/USN-5557-1 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2586

Known Exploited Vulnerability Information

Source Added Date
CISA 2024-06-26 00:00:00 UTC

Potential Proof of Concepts

Warning: These PoCs have not been tested and could contain malware. Use at your own risk.

sniper404ghostxploit/CVE-2022-2586

Type: github • Created: 2022-11-06 07:34:32 UTC • Stars: 3

gcc exploit.c -o exploit -lmnl -lnftnl -no-pie -lpthread

aels/CVE-2022-2586-LPE

Type: github • Created: 2022-09-03 19:04:31 UTC • Stars: 16

CVE-2022-2586: Linux kernel nft_object UAF