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.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2019-06-25T11:12:22

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: 2023-11-07T03:03:42.067

Link: CVE-2019-12817

cve-icon Redhat

Severity : Important

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

Links: CVE-2019-12817 - Bugzilla