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Oracle Linux: CVE-2021-4002: ELSA-2022-9314: Unbreakable Enterprise kernel-container security update (IMPORTANT) (Multiple Advisories)

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Oracle Linux: CVE-2021-4002: ELSA-2022-9314: Unbreakable Enterprise kernel-container security update (IMPORTANT) (Multiple Advisories)

Severity
4
CVSS
(AV:L/AC:L/Au:N/C:P/I:P/A:N)
Published
11/25/2021
Created
04/28/2022
Added
04/26/2022
Modified
07/22/2024

Description

A memory leak flaw in the Linux kernel's hugetlbfs memory usage was found in the way the user maps some regions of memory twice using shmget() which are aligned to PUD alignment with the fault of some of the memory pages. A local user could use this flaw to get unauthorized access to some data.

Solution(s)

  • oracle-linux-upgrade-kernel

References

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