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Oracle Linux: (CVE-2019-12817) ELSA-2019-2703: kernel security and bug fix update

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Oracle Linux: (CVE-2019-12817) ELSA-2019-2703: kernel security and bug fix update

Severity
7
CVSS
(AV:L/AC:M/Au:N/C:C/I:C/A:C)
Published
06/24/2019
Created
07/23/2020
Added
07/21/2020
Modified
11/23/2022

Description

arch/powerpc/mm/mmu_context_book3s64.c in the Linux kernel before 5.1.15 for powerpc has a bug where unrelated processes may be able to read/write to one another's virtual memory under certain conditions via an mmap above 512 TB. Only a subset of powerpc systems are affected.

Solution(s)

  • oracle-linux-upgrade-kernel

References

  • ELSA-2019-2703
  • USN-4031-1
  • CVE-2019-12817

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