CVE-2022-2586 KEV
5.3
MEDIUM · CVSS 3.1 · EPSS 10.2% (pctl 96)
Patch first
On CISA KEV — known exploited in the wild, due 2024-07-17.
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.
Scoring
| CVSS | 5.3 (MEDIUM, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H |
| EPSS | 10.2% — more likely to be exploited than 96% of all CVEs |
| Weakness | CWE-416 |
| On CISA KEV | yes — remediate by 2024-07-17 |
| Public exploit | none known |
| Published | 2024-01-08 |
| Last modified | 2026-08-20 |
CISA KEV
| Name | Linux Kernel Use-After-Free Vulnerability |
|---|---|
| Added | 2024-06-26 |
| Due | 2024-07-17 |
| Vendor / product | Linux / Kernel |
| Ransomware use | none reported |
Affected (2)
| Vendor | Product |
|---|---|
| canonical | ubuntu linux |
| linux | linux kernel |
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2586
- https://lore.kernel.org/netfilter-devel/20220809170148.164591-1-cascardo@canonical.com/T/#t
- https://ubuntu.com/security/notices/USN-5557-1
- https://ubuntu.com/security/notices/USN-5560-1
- https://ubuntu.com/security/notices/USN-5560-2
- https://ubuntu.com/security/notices/USN-5562-1
- https://ubuntu.com/security/notices/USN-5564-1
- https://ubuntu.com/security/notices/USN-5565-1
- https://ubuntu.com/security/notices/USN-5566-1
- https://ubuntu.com/security/notices/USN-5567-1
- https://ubuntu.com/security/notices/USN-5582-1
- https://www.openwall.com/lists/oss-security/2022/08/09/5
- https://www.zerodayinitiative.com/advisories/ZDI-22-1118/
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2586
- https://lore.kernel.org/netfilter-devel/20220809170148.164591-1-cascardo@canonical.com/T/#t
- https://ubuntu.com/security/notices/USN-5557-1
- https://ubuntu.com/security/notices/USN-5560-1
- https://ubuntu.com/security/notices/USN-5560-2
- https://ubuntu.com/security/notices/USN-5562-1
- https://ubuntu.com/security/notices/USN-5564-1
→ the Explorer · watch your stack · NVD