CVE-2020-29368

An issue was discovered in __split_huge_pmd in mm/huge_memory.c in the Linux kernel before 5.7.5

published November 28, 2020

CVSS
—
EPSS
0%
Percentile
29.1
In the wild
Unconfirmed
What it is

An issue was discovered in __split_huge_pmd in mm/huge_memory.c in the Linux kernel before 5.7.5. The copy-on-write implementation can grant unintended write access because of a race condition in a THP mapcount check, aka CID-c444eb564fb1.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00365 · 29.1th percentile
Published
2020-11-28T06:20Z
EPSS history
Timeline
  • 28 NOV 06:20Z
    An issue was discovered in __split_huge_pmd in mm/huge_memory.c in the Linux kernel before 5.7.5
    cvelistv5