CVE-2019-12817

Source
https://nvd.nist.gov/vuln/detail/CVE-2019-12817
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-12817.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2019-12817
Downstream
Related
Published
2019-06-25T12:15:11Z
Modified
2025-08-09T19:01:26Z
Severity
  • 7.0 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

arch/powerpc/mm/mmucontextbook3s64.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.

References

Affected packages