CVE-2022-2586 - CVE House
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Status published Medium CVE-2022-2586

It was discovered that a nft object or expression could...

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Team Orca of Sea Security (@seasecresponse) working with Trend Micro's Zero Day Initiative

References

More from The Linux Kernel Organization

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An out-of-bounds access vulnerability involving netfilter was reported and fixed as: f1082dd31fe4 (netfilter: nf_tables: Reject tables of unsupported family)
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The Linux kernel io_uring IORING_OP_SOCKET operation contained a double free...
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CVE-2022-2602
io_uring UAF, Unix SCM garbage collection...
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CVE-2022-2588
It was discovered that the cls_route filter implementation in the...
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CVE-2022-2585
It was discovered that when exec'ing from a non-leader thread,...
Medium 5.3

Affected Vendor

The Linux Kernel Organization

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Affected Software

linux
Vulnerable Versions:
0

Timeline

Official Publish: January 8th, 2024
Last Modified: October 21st, 2025
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H

Weaknesses (CWE)

CWE-416

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application
Initial Access
T1068 Exploitation for Privilege Escalation
Privilege Escalation
T1055 Process Injection
Defense Evasion
T1105 Ingress Tool Transfer
Command and Control
T1485 Data Destruction
Impact