CVE-2022-2586
7.8 high
KEV · due 2024-07-17
exploit ×3
SSVC exploitation: active
Analyzed
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.
Fix
Public exploits 3
- aels/CVE-2022-2586-LPE PoC on GitHub
- lanleft/CVE-2022-2586 PoC on GitHub
- sniper404ghostxploit/CVE-2022-2586 PoC on GitHub
Each line links to the index that lists it, never to exploit code. Exploit-DB's "verified" and a Metasploit rank of good or better count as verified; a PoC-in-GitHub entry is a repository's claim.
CISA KEV required action · due 2024-07-17
Apply updates per vendor instructions or discontinue use of the product if updates are unavailable.
Added to the catalog 2024-06-26. CISA KEV
Patch, vendor advisory and mitigation references on NVD 2
- https://lore.kernel.org/netfilter-devel/[email protected]/T/#t Mailing List, Patch
- https://lore.kernel.org/netfilter-devel/[email protected]/T/#t Mailing List, Patch
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 7.8 · in KEV · siemens, linux, canonicalNVD modified 2026-10-14 18:25
Affected (CPE criteria) 8
cpe:2.3:o:siemens:simatic_s7-1500_tm_mfp_firmware:*:*:*:*:*:*:*:*cpe:2.3:o:siemens:sinec_os:*:*:*:*:*:*:*:*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:esm:*:*:*cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*cpe:2.3:o:canonical:ubuntu_linux:22.04:*:*:*:lts:*:*:*
References 30
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2586 Third Party Advisory
- https://lore.kernel.org/netfilter-devel/[email protected]/T/#t Mailing List, Patch
- https://ubuntu.com/security/notices/USN-5557-1 Third Party Advisory
- https://ubuntu.com/security/notices/USN-5560-1 Third Party Advisory
- https://ubuntu.com/security/notices/USN-5560-2 Third Party Advisory
- https://ubuntu.com/security/notices/USN-5562-1 Third Party Advisory
- https://ubuntu.com/security/notices/USN-5564-1 Third Party Advisory
- https://ubuntu.com/security/notices/USN-5565-1 Third Party Advisory
- https://ubuntu.com/security/notices/USN-5566-1 Third Party Advisory
- https://ubuntu.com/security/notices/USN-5567-1 Third Party Advisory
- https://ubuntu.com/security/notices/USN-5582-1 Third Party Advisory
- https://www.openwall.com/lists/oss-security/2022/08/09/5 Mailing List
- https://www.zerodayinitiative.com/advisories/ZDI-22-1118/ Third Party Advisory, VDB Entry
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2586 Third Party Advisory
- https://lore.kernel.org/netfilter-devel/[email protected]/T/#t Mailing List, Patch
- https://ubuntu.com/security/notices/USN-5557-1 Third Party Advisory
- https://ubuntu.com/security/notices/USN-5560-1 Third Party Advisory
- https://ubuntu.com/security/notices/USN-5560-2 Third Party Advisory
- https://ubuntu.com/security/notices/USN-5562-1 Third Party Advisory
- https://ubuntu.com/security/notices/USN-5564-1 Third Party Advisory
- https://ubuntu.com/security/notices/USN-5565-1 Third Party Advisory
- https://ubuntu.com/security/notices/USN-5566-1 Third Party Advisory
- https://ubuntu.com/security/notices/USN-5567-1 Third Party Advisory
- https://ubuntu.com/security/notices/USN-5582-1 Third Party Advisory
- https://www.openwall.com/lists/oss-security/2022/08/09/5 Mailing List
- https://www.vicarius.io/vsociety/posts/use-after-free-vulnerability-linked-chain-between-nft-tables-cve-2022-2586 Exploit, Third Party Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-22-1118/ Third Party Advisory, VDB Entry
- https://cert-portal.siemens.com/productcert/html/ssa-794697.html Third Party Advisory
- https://cert-portal.siemens.com/productcert/html/ssa-806742.html Third Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-2586 US Government Resource