Overview
Linux Kernel contains a use-after-free vulnerability in the nft_object, allowing local attackers to escalate privileges.
This vulnerability affects a common open-source component, third-party library, or a protocol used by different products. For more information, please see: https://seclists.org/oss-sec/2022/q3/131; https://nvd.nist.gov/vuln/detail/CVE-2022-2586
Key Details
| Property | Value |
|---|---|
| CVE ID | CVE-2022-2586 |
| Vendor / Product | Linux — Kernel |
| NVD Published | 2024-01-08 |
| NVD Last Modified | 2025-10-28 |
| CVSS 3.1 Score | 5.3 |
| CVSS 3.1 Vector | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H |
| Severity | MEDIUM |
| CWE | CWE-416 |
| CISA KEV Added | 2024-06-26 |
| CISA KEV Deadline | 2024-07-17 |
| Known Ransomware Use | No |
CVSS 3.1 Breakdown
Attack Vector
Local
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
High
Required Action
CISA BOD 22-01 Deadline: 2024-07-17.
Apply updates per vendor instructions or discontinue use of the product if updates are unavailable.
Timeline
| Date | Event |
|---|---|
| 2024-06-26 | Added to CISA Known Exploited Vulnerabilities catalog |
| 2024-07-17 | CISA BOD 22-01 remediation deadline |
References
| Resource | Type |
|---|---|
| NVD — CVE-2022-2586 | Vulnerability Database |
| CISA KEV Catalog Entry | US Government |