CVE-2022-2586: Linux Kernel Use-After-Free Vulnerability
Linux Kernel contains a use-after-free vulnerability in the nft_object, allowing local attackers to escalate privileges.
| Vendor | Linux |
|---|---|
| Product | Kernel |
| Date added to KEV | 2024-06-26 |
| Due date (BOD 22-01) | 2024-07-17 |
| Known ransomware campaign use | Unknown |
| CWE | CWE-416 |
| Required action | Apply updates per vendor instructions or discontinue use of the product if updates are unavailable. |
What to do
- Identify every instance of Linux Kernel in your environment (asset inventory, EDR, vulnerability scanner).
- Apply CISA's required action: Apply updates per vendor instructions or discontinue use of the product if updates are unavailable.
- Federal civilian agencies must act by 2024-07-17 under BOD 22-01; other organizations can use the same date as a target.
- Check the vendor advisory and NVD entry linked below for affected versions, then record the fix in your change log.
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Sources
- NVD entry for CVE-2022-2586 (severity scores, if any, live there)
- CISA KEV catalog entry
- https://seclists.org/oss-sec/2022/q3/131
- https://nvd.nist.gov/vuln/detail/CVE-2022-2586