CVE-2024-50066 — Race Condition in Linux
Severity
7.0HIGHNVD
OSV8.8OSV5.5
EPSS
0.0%
top 95.47%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedOct 23
Latest updateMay 26
Description
In the Linux kernel, the following vulnerability has been resolved:
mm/mremap: fix move_normal_pmd/retract_page_tables race
In mremap(), move_page_tables() looks at the type of the PMD entry and the
specified address range to figure out by which method the next chunk of
page table entries should be moved.
At that point, the mmap_lock is held in write mode, but no rmap locks are
held yet. For PMD entries that point to page tables and are fully covered
by the source address range, move_pgt_entr…
CVSS vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.0 | Impact: 5.9