VDB

DEBIAN-CVE-2019-12817

DEBIAN-CVE-2019-12817 PUBLISHED CVSS 7 HIGH

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.

Risk Scores

CVSS 3.1
7
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Products

VendorProductVersions
Debian:13linux0, 0, 0
Debian:11linux0, 0, 0
Debian:12linux0, 0, 0
Debian:14linux0, 0, 0

Timeline

  • Jun 25, 2019 CVE Published
  • Apr 28, 2026 CVE Updated
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