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Vulnerabilities

Vulnerability · CVE-2026-23025

In the Linux kernel, the following vulnerability has been resolved: mm/page_alloc: prevent pcp corruption with SMP=n The kernel test robot has reported: BUG: spinlock trylock failu

Published Jan 31, 2026 · catalog updated Jun 2, 2026 · Linux Linux

Last checked Nov 5, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2026-23025. EPSS is 0.21%. Act only if a listed version of Linux Linux is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
None0.0
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.21%
Remediation
Version ranges on file
Affected products
vendor Linux Linux 5749077415994eb02d660b2559b9d8278521e73d <df63d31e9ae02e2f6cd96147779e4ed7cd0e75f6

In the Linux kernel, the following vulnerability has been resolved: mm/page_alloc: prevent pcp corruption with SMP=n The kernel test robot has reported: BUG: spinlock trylock failure on UP on CPU#0, kcompactd0/28 lock: 0xffff888807e35ef0, .magic: dead4ead, .owner: kcompactd0/28, .owner_cpu: 0 CPU: 0 UID: 0 PID: 28 Comm: kcompactd0 Not tainted 6.18.0-rc5-00127-ga06157804399 #1 PREEMPT 8cc09ef94dcec767faa911515ce9e609c45db470 Call Trace: __dump_stack (lib/dump_stack.c:95) dump_stack_lvl (lib/dump_stack.c:123) dump_stack (lib/dump_stack.c:130) spin_dump (kernel/locking/spinlock_debug.c:71) do_raw

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Linux Linux 5749077415994eb02d660b2559b9d8278521e73d <df63d31e9ae02e2f6cd96147779e4ed7cd0e75f65749077415994eb02d660b2559b9d8278521e73d <df63d31e9ae02e2f6cd96147779e4ed7cd0e75f6

How to fix CVE-2026-23025

  • Upgrade

    CVE-2026-23025 lists a fix boundary at df63d31e9ae02e2f6cd96147779e4ed7cd0e75f6. Compare the installed build with that boundary before you change production.

  • Version check

    Seen in 5749077415994eb02d660b2559b9d8278521e73d <df63d31e9ae02e2f6cd96147779e4ed7cd0e75f6

  • Advisory

    Open the cve_org record and follow its fix.

  • Official advisories

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-23025. EPSS is 0.21%. Act only if a listed version of Linux Linux is installed.

Which versions are affected?

Compare what you have installed with Linux Linux 5749077415994eb02d660b2559b9d8278521e73d <df63d31e9ae02e2f6cd96147779e4ed7cd0e75f6 5749077415994eb02d660b2559b9d8278521e73d <df63d31e9ae02e2f6cd96147779e4ed7cd0e75f6. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.21%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Jan 31, 2026 · EUVD

    Detected

    In the Linux kernel, the following vulnerability has been resolved: mm/page_alloc: prevent pcp corruption with SMP=n The kernel test robot has reported: BUG: spinlock trylock failure on UP on CPU#0, kcompactd0/28 lock: 0xffff888807e35ef0, .magic: dead4ead, .owner: kcompactd0/28, .owner_cpu: 0 CPU: 0 UID: 0 PID: 28 Comm: kcompactd0 Not tainted 6.18.0-rc5-00127-ga06157804399 #1 PREEMPT 8cc09ef94dcec

  2. Jun 2, 2026 · EUVD

    Updated

    In the Linux kernel, the following vulnerability has been resolved: mm/page_alloc: prevent pcp corruption with SMP=n The kernel test robot has reported: BUG: spinlock trylock failure on UP on CPU#0, kcompactd0/28 lock: 0xffff888807e35ef0, .magic: dead4ead, .owner: kcompactd0/28, .owner_cpu: 0 CPU: 0 UID: 0 PID: 28 Comm: kcompactd0 Not tainted 6.18.0-rc5-00127-ga06157804399 #1 PREEMPT 8cc09ef94dcec

Sources

  • CVE.orgVulnerability recordCVE-2026-23025

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-23025

    30-day exploitation probability 0.21%

    first.org
  • EUVDVulnerability recordEUVD-2026-5069

    In the Linux kernel, the following vulnerability has been resolved: mm/page_alloc: prevent pcp corruption with SMP=n The kernel test robot has reported: BUG: spinlock trylock failure on UP on CPU#0, kcompactd0/28 lock: 0xffff888807e35ef0, .magic: dead4ead, .owner: kcompactd0/28,

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Nov 5, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSNov 5, 2026
  • CVE.orgNov 4, 2026
  • EUVDNov 2, 2026