Double Free Affecting kernel-uek-core package, versions <0:5.15.0-2.52.3.el8uek
Threat Intelligence
EPSS
0.05% (23rd
percentile)
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Test your applications- Snyk ID SNYK-ORACLE8-KERNELUEKCORE-2977451
- published 10 Aug 2022
- disclosed 8 Jan 2024
Introduced: 10 Aug 2022
CVE-2022-2588 Open this link in a new tabHow to fix?
Upgrade Oracle:8 kernel-uek-core to version 0:5.15.0-2.52.3.el8uek or higher.
This issue was patched in ELSA-2022-9827.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-uek-core package and not the kernel-uek-core package as distributed by Oracle.
See How to fix? for Oracle:8 relevant fixed versions and status.
It was discovered that the cls_route filter implementation in the Linux kernel would not remove an old filter from the hashtable before freeing it if its handle had the value 0.
References
- https://linux.oracle.com/cve/CVE-2022-2588.html
- https://linux.oracle.com/errata/ELSA-2022-7110.html
- https://linux.oracle.com/errata/ELSA-2022-7337.html
- https://linux.oracle.com/errata/ELSA-2022-9689.html
- https://linux.oracle.com/errata/ELSA-2022-9690.html
- https://linux.oracle.com/errata/ELSA-2022-9691.html
- https://linux.oracle.com/errata/ELSA-2022-9692.html
- https://linux.oracle.com/errata/ELSA-2022-9693.html
- https://linux.oracle.com/errata/ELSA-2022-9694.html
- https://linux.oracle.com/errata/ELSA-2022-9709.html
- https://linux.oracle.com/errata/ELSA-2022-9710.html
- https://linux.oracle.com/errata/ELSA-2022-9761.html
- https://linux.oracle.com/errata/ELSA-2022-9787.html
- https://linux.oracle.com/errata/ELSA-2022-9788.html
- https://linux.oracle.com/errata/ELSA-2022-9827.html
- https://linux.oracle.com/errata/ELSA-2022-9830.html
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2588
- https://github.com/Markakd/CVE-2022-2588
- https://lore.kernel.org/netdev/20220809170518.164662-1-cascardo@canonical.com/T/#u
- 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://ubuntu.com/security/notices/USN-5588-1
- https://www.openwall.com/lists/oss-security/2022/08/09/6
- https://www.zerodayinitiative.com/advisories/ZDI-22-1117/
CVSS Scores
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