Incorrect Synchronization Affecting kernel-rt-kvm package, versions *


Severity

Recommended
low

Based on CentOS security rating.

Threat Intelligence

EPSS
0.21% (11th percentile)

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  • Snyk IDSNYK-CENTOS10-KERNELRTKVM-18951034
  • published19 Aug 2026
  • disclosed15 Aug 2026

Introduced: 15 Aug 2026

NewCVE-2026-72152  (opens in a new tab)
CWE-821  (opens in a new tab)

How to fix?

There is no fixed version for Centos:10 kernel-rt-kvm.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-rt-kvm package and not the kernel-rt-kvm package as distributed by Centos. See How to fix? for Centos:10 relevant fixed versions and status.

In the Linux kernel, the following vulnerability has been resolved:

tpm: tpm_tis_spi: Use wait_woken() in wait_for_tmp_stat()

wait_event_interruptible_timeout() evaluates its condition after setting the current task state to TASK_INTERRUPTIBLE.

With CONFIG_DEBUG_ATOMIC_SLEEP this triggers a warning when the IRQ wait path is used:

tpm_tis_status()
  tpm_tis_spi_read_bytes()
    tpm_tis_spi_transfer_full()
      spi_bus_lock()
        mutex_lock()

Address this with the following measures:

  1. Call wait_tpm_stat_cond() only while tasking is running.
  2. Use wait_woken() to wait for changes.

CVSS Base Scores

version 3.1