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.

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Source ID Title
Debian DSA Debian DSA DSA-4495-1 linux security update
EUVD EUVD EUVD-2019-4398 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.
Ubuntu USN Ubuntu USN USN-4031-1 Linux kernel vulnerability
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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-04T23:32:55.186Z

Reserved: 2019-06-13T00:00:00

Link: CVE-2019-12817

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2019-06-25T12:15:11.030

Modified: 2024-11-21T04:23:38.680

Link: CVE-2019-12817

cve-icon Redhat

Severity : Important

Publid Date: 2019-06-24T00:00:00Z

Links: CVE-2019-12817 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses