Use After Free Affecting kernel-tools package, versions <0:4.18.0-425.3.1.el8
Threat Intelligence
Exploit Maturity
Mature
EPSS
0.68% (81st
percentile)
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Test your applications- Snyk ID SNYK-ROCKY8-KERNELTOOLS-3193012
- published 5 Jan 2023
- disclosed 8 Jan 2024
Introduced: 5 Jan 2023
CVE-2022-2586 Open this link in a new tabHow to fix?
Upgrade Rocky-Linux:8 kernel-tools to version 0:4.18.0-425.3.1.el8 or higher.
This issue was patched in RLSA-2022:7683.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-tools package and not the kernel-tools package as distributed by Rocky-Linux.
See How to fix? for Rocky-Linux:8 relevant fixed versions and status.
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.
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2586
- https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2022-2586.json
- 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://www.cisa.gov/known-exploited-vulnerabilities-catalog
CVSS Scores
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