VULNERABILITY INTELLIGENCE
CVE-2019-12817
CVSS score7 HIGH
EPSS probability0.39%
CISA KEVNot currently listed
Published2019-06-25
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
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.
Weakness classification
- nvd@nist.gov: CWE-787
Primary references
- cve@mitre.org — Mailing List, Third Party Advisory
- cve@mitre.org — Mailing List, Third Party Advisory
- cve@mitre.org — Broken Link
- cve@mitre.org — Third Party Advisory
- cve@mitre.org — Vendor Advisory
- cve@mitre.org — Patch, Vendor Advisory
- cve@mitre.org
- cve@mitre.org
- cve@mitre.org — Mailing List, Third Party Advisory
- cve@mitre.org — Third Party Advisory
- cve@mitre.org
- cve@mitre.org — Third Party Advisory