CVE-2022-2586
5.3
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| The Linux Kernel Organization | linux | 3.16 < 4.14.316 | affected |
| The Linux Kernel Organization | linux | 4.15 < 4.19.256 | affected |
| The Linux Kernel Organization | linux | 4.20 < 5.4.211 | affected |
| The Linux Kernel Organization | linux | 5.5 < 5.10.137 | affected |
| The Linux Kernel Organization | linux | 5.11 < 5.15.61 | affected |
| The Linux Kernel Organization | linux | 5.16 < 5.18.18 | affected |
| The Linux Kernel Organization | linux | 5.19 < 5.19.2 | affected |
Weaknesses
- CWE-416: CWE-416
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: active
- Automatable: no
- Technical Impact: total
Additional References
CVE Program Container
Additional References
- https://ubuntu.com/security/notices/USN-5564-1
- https://ubuntu.com/security/notices/USN-5560-2
- https://ubuntu.com/security/notices/USN-5582-1
- https://ubuntu.com/security/notices/USN-5567-1
- https://ubuntu.com/security/notices/USN-5560-1
- https://ubuntu.com/security/notices/USN-5566-1
- https://www.openwall.com/lists/oss-security/2022/08/09/5
- https://ubuntu.com/security/notices/USN-5565-1
- https://www.zerodayinitiative.com/advisories/ZDI-22-1118/
- https://lore.kernel.org/netfilter-devel/20220809170148.164591-1-cascardo@canonical.com/T/#t
- https://ubuntu.com/security/notices/USN-5562-1
- https://ubuntu.com/security/notices/USN-5557-1
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2586
- https://www.vicarius.io/vsociety/posts/use-after-free-vulnerability-linked-chain-between-nft-tables-cve-2022-2586
References
- https://ubuntu.com/security/notices/USN-5564-1
- https://ubuntu.com/security/notices/USN-5560-2
- https://ubuntu.com/security/notices/USN-5582-1
- https://ubuntu.com/security/notices/USN-5567-1
- https://ubuntu.com/security/notices/USN-5560-1
- https://ubuntu.com/security/notices/USN-5566-1
- https://www.openwall.com/lists/oss-security/2022/08/09/5
- https://ubuntu.com/security/notices/USN-5565-1
- https://www.zerodayinitiative.com/advisories/ZDI-22-1118/
- https://lore.kernel.org/netfilter-devel/20220809170148.164591-1-cascardo@canonical.com/T/#t
- https://ubuntu.com/security/notices/USN-5562-1
- https://ubuntu.com/security/notices/USN-5557-1
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2586
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