VDB

CVE-2026-31574

CVE-2026-31574 PUBLISHED CVSS 9.300000190734863 CRITICAL

In the Linux kernel, the following vulnerability has been resolved: clockevents: Add missing resets of the next_event_forced flag The prevention mechanism against timer interrupt starvation missed to reset the next_event_forced flag in a couple of places: - When the clock event state changes. That can cause the flag to be stale over a shutdown/startup sequence - When a non-forced event is armed, which then prevents rearming before that event. If that event is far out in the future this will cause missed timer interrupts. - In the suspend wakeup handler. That led to stalls which have been reported by several people. Add the missing resets, which fixes the problems for the reporters.

EPSS 0.02% · 3.6th percentile

Risk Scores

CVSS v4.0
9.300000190734863
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
EPSS Score
0.02%
3.6th percentile

Affected Products

VendorProductVersions
linuxlinux_kernel0
LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, 7.0.1

Timeline

  • Apr 24, 2026 CVE Published
  • Apr 24, 2026 Security Advisory
  • Apr 27, 2026 CVE Updated
  • May 18, 2026 EPSS Score
  • May 19, 2026 EPSS Score
  • May 20, 2026 EPSS Score
  • May 21, 2026 EPSS Score
  • May 22, 2026 EPSS Score
  • May 23, 2026 EPSS Score
  • May 24, 2026 EPSS Score
  • May 25, 2026 EPSS Score
  • May 26, 2026 EPSS Score
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