CVE-2026-53020EPSS p0.6%
CVE-2026-53020CVE-2026-53020
linux / linux_kernel
Description
In the Linux kernel, the following vulnerability has been resolved:
um: Fix potential race condition in TLB sync
During the TLB sync, we need to traverse and modify the page table,
so we should hold the page table lock. Since full SMP support for
threads within the same process is still missing, let's disable the
split page table lock for simplicity.
Scoring
| CVSS | 7.8 () |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 0.09% probability of exploitation · percentile 0.6% · 2026-08-08T12:02:54Z |
| Last modified | 2026-07-15 |