FKIE_CVE-2022-2586

Vulnerability from fkie_nvd - Published: 2024-01-08 18:15 - Updated: 2025-10-28 13:34
Severity ?
5.3 (Medium) - CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
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.
References
security@ubuntu.comhttps://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2586Third Party Advisory
security@ubuntu.comhttps://lore.kernel.org/netfilter-devel/20220809170148.164591-1-cascardo@canonical.com/T/#tMailing List, Patch
security@ubuntu.comhttps://ubuntu.com/security/notices/USN-5557-1Third Party Advisory
security@ubuntu.comhttps://ubuntu.com/security/notices/USN-5560-1Third Party Advisory
security@ubuntu.comhttps://ubuntu.com/security/notices/USN-5560-2Third Party Advisory
security@ubuntu.comhttps://ubuntu.com/security/notices/USN-5562-1Third Party Advisory
security@ubuntu.comhttps://ubuntu.com/security/notices/USN-5564-1Third Party Advisory
security@ubuntu.comhttps://ubuntu.com/security/notices/USN-5565-1Third Party Advisory
security@ubuntu.comhttps://ubuntu.com/security/notices/USN-5566-1Third Party Advisory
security@ubuntu.comhttps://ubuntu.com/security/notices/USN-5567-1Third Party Advisory
security@ubuntu.comhttps://ubuntu.com/security/notices/USN-5582-1Third Party Advisory
security@ubuntu.comhttps://www.openwall.com/lists/oss-security/2022/08/09/5Mailing List
security@ubuntu.comhttps://www.zerodayinitiative.com/advisories/ZDI-22-1118/Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2586Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://lore.kernel.org/netfilter-devel/20220809170148.164591-1-cascardo@canonical.com/T/#tMailing List, Patch
af854a3a-2127-422b-91ae-364da2661108https://ubuntu.com/security/notices/USN-5557-1Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://ubuntu.com/security/notices/USN-5560-1Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://ubuntu.com/security/notices/USN-5560-2Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://ubuntu.com/security/notices/USN-5562-1Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://ubuntu.com/security/notices/USN-5564-1Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://ubuntu.com/security/notices/USN-5565-1Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://ubuntu.com/security/notices/USN-5566-1Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://ubuntu.com/security/notices/USN-5567-1Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://ubuntu.com/security/notices/USN-5582-1Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.openwall.com/lists/oss-security/2022/08/09/5Mailing List
af854a3a-2127-422b-91ae-364da2661108https://www.vicarius.io/vsociety/posts/use-after-free-vulnerability-linked-chain-between-nft-tables-cve-2022-2586Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.zerodayinitiative.com/advisories/ZDI-22-1118/Third Party Advisory, VDB Entry
134c704f-9b21-4f2e-91b3-4a467353bcc0https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-2586US Government Resource
Impacted products
Vendor Product Version
linux linux_kernel *
linux linux_kernel 6.0
canonical ubuntu_linux 14.04
canonical ubuntu_linux 16.04
canonical ubuntu_linux 18.04
canonical ubuntu_linux 20.04
canonical ubuntu_linux 22.04
To clipboard 

{
  "cisaActionDue": "2024-07-17",
  "cisaExploitAdd": "2024-06-26",
  "cisaRequiredAction": "Apply updates per vendor instructions or discontinue use of the product if updates are unavailable.",
  "cisaVulnerabilityName": "Linux Kernel Use-After-Free Vulnerability",
  "configurations": [
    {
      "nodes": [
        {
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              "matchCriteriaId": "3369AE19-74F5-4B36-A1B4-3C7A6FC23C3B",
              "versionEndIncluding": "5.19.17",
              "vulnerable": true
            },
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  "cveTags": [],
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    {
      "lang": "en",
      "value": "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."
    },
    {
      "lang": "es",
      "value": "Se descubri\u00f3 que un objeto o expresi\u00f3n nft pod\u00eda hacer referencia a un conjunto nft en una tabla nft diferente, lo que generaba un use-after-free una vez que se eliminaba esa tabla."
    }
  ],
  "id": "CVE-2022-2586",
  "lastModified": "2025-10-28T13:34:55.090",
  "metrics": {
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          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "LOW",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H",
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  "published": "2024-01-08T18:15:44.620",
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}


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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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