CVE-2024-21963 Affecting kernel-uek-container-debug package, versions <0:5.15.0-326.222.4.1.el8uek
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Test your applications- Snyk IDSNYK-ORACLE8-KERNELUEKCONTAINERDEBUG-22401293
- published10 Nov 2026
- disclosed12 Nov 2026
Introduced: 10 Nov 2026
NewCVE-2024-21963 (opens in a new tab)Common Vulnerabilities and Exposures (CVE) are common identifiers for publicly known security vulnerabilities
How to fix?
Upgrade Oracle:8 kernel-uek-container-debug to version 0:5.15.0-326.222.4.1.el8uek or higher.
This issue was patched in ELSA-2026-500588.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-uek-container-debug package and not the kernel-uek-container-debug package as distributed by Oracle.
See How to fix? for Oracle:8 relevant fixed versions and status.
An out-of-bounds read vulnerability in the IOMMU could allow a malicious guest to corrupt hypervisor (HV) pages and potentially cause a host crash leading to loss of availability.
References
- https://linux.oracle.com/cve/CVE-2024-21963.html
- https://linux.oracle.com/errata/ELSA-2026-500588.html
- https://linux.oracle.com/errata/ELSA-2026-500589.html
- https://linux.oracle.com/errata/ELSA-2026-500590.html
- https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-3060.html
- https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-4018.html
- http://www.openwall.com/lists/oss-security/2026/11/10/21
- http://xenbits.xen.org/xsa/advisory-524.html