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HIGH CISA KEV

CVE-2022-2586

CVSS v3

7.8

HIGH

EPSS Score

10.2 %

exploit probability, as of 2026-10-19

CISA KEV

Yes

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • kernelAlmaLinux:9all versions · fixed in 5.14.0-162.6.1.el9_1and 27 other packages
  • kernelAlmaLinux:8all versions · fixed in 4.18.0-425.3.1.el8and 24 other packages
  • kernel-rtAlmaLinux:9all versions · fixed in 5.14.0-162.6.1.rt21.168.el9_1and 11 other packages
  • kernel-rtAlmaLinux:8all versions · fixed in 4.18.0-425.3.1.rt7.213.el8and 11 other packages

Vendor advisories

  • CVE-2022-2586 Red Hat Product Security475 products fixed

    kernel: nf_tables cross-table potential use-after-free may lead to local privilege escalation

  • ICSA-24-046-11 CISA11 known affected

    Siemens SCALANCE XCM-/XRM-300

    SCALANCE XCH328 (6GK5328-4TS01-2EC2) · SCALANCE XCM324 (6GK5324-8TS01-2AC2) · SCALANCE XCM328 (6GK5328-4TS01-2AC2)

  • SSA-806742 Siemens ProductCERT11 known affected

    SSA-806742: Multiple Vulnerabilities in SCALANCE XCM-/XRM-300 before V2.4

    SCALANCE XCH328 (6GK5328-4TS01-2EC2) · SCALANCE XCM324 (6GK5324-8TS01-2AC2) · SCALANCE XCM328 (6GK5328-4TS01-2AC2)

  • RHSA-2024:0724 Red Hat Product Security129 products fixed

    Red Hat Security Advisory: kernel security and bug fix update

  • ICSA-23-166-11 CISA1 known affected

    Siemens SIMATIC S7-1500 TM MFP Linux Kernel

    SIMATIC S7-1500 TM MFP - GNU/Linux subsystem

  • SSA-794697 Siemens ProductCERT1 known affected

    SSA-794697: Vulnerabilities in the Additional GNU/Linux Subsystem of the SIMATIC S7-1500 TM MFP Before V1.1

    SIMATIC S7-1500 TM MFP - GNU/Linux subsystem < V1.1

4 more advisories

Full record on NVD

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.

CISA Known Exploited Vulnerability

Date Added
2024-06-26
Patch Due Date
2024-07-17
Ransomware Use
Unknown

Technical details

Published
2024-01-08

Frequently asked questions

What is 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 was deleted.

Is CVE-2022-2586 actively exploited?

Yes. CVE-2022-2586 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2024-07-17.

What is the CVSS score for CVE-2022-2586?

CVE-2022-2586 has a CVSS v3 base score of 7.8 (HIGH severity).

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