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CVE-2026-46035

In the Linux kernel, the following vulnerability has been resolved: mm/page_alloc: return NULL early from alloc_frozen_pages_nolock() in NMI on UP On UP kernels (!CONFIG_SMP), spin_trylock() is a no-op that unconditionally succeeds even when the lock is already held. As a result, alloc_frozen_pages_nolock() called from NMI context can re-enter rmqueue() and acquire the zone lock that the interrupted context is already holding, corrupting the freelists. With CONFIG_DEBUG_SPINLOCK on UP, the fo
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:c085f2b37621f6abc8840ba0075c3d86e6a02ccc2ad2c666d2f89e48e38ca2a6
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 2 assertions

{"defaultStatus":"unaffected","product":"Linux","programFiles":["mm/page_alloc.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"05b4ed8bef30bba4f559c8d835e2dd20c48cf8a4","status":"affected","version":"d7242af8643409aae32243450341ef25b28d8a8c","versionType":"git"},{"lessThan":"a6d57efeaae3f3b3656514f600eac96be713d90e","status":"affected","version":"d7242af8643409aae32243450341ef25b28d8a8c","versionType":"git"},{"lessThan":"620b46ed6ae17c8438d889c8c0cfddab36a1476c","status":"affected","version":"d7242af8643409aae32243450341ef…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:aac0ceb6f73ec755563fb75f1dc1ce084c97613e687a6bd4e4b36d22094bcd39 · sha256:c29d69a92ecf2dce… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["mm/page_alloc.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.18"},{"lessThan":"6.18","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.27","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.4","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_for_fix"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:aac0ceb6f73ec755563fb75f1dc1ce084c97613e687a6bd4e4b36d22094bcd39 · sha256:c29d69a92ecf2dce… · /containers/cna/affected/1

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","product":"Linux","programFiles":["mm/page_alloc.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"05b4ed8bef30bba4f559c8d835e2dd20c48cf8a4","status":"affected","version":"d7242af8643409aae32243450341ef25b28d8a8c","versionType":"git"},{"lessThan":"a6d57efeaae3f3b3656514f600eac96be713d90e","status":"affected","version":"d7242af8643409aae32243450341ef25b28d8a8c","versionType":"git"},{"lessThan":"620b46ed6ae17c8438d889c8c0cfddab36a1476c","status":"affected","version":"d7242af8643409aae32243450341ef…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:aac0ceb6f73ec755563fb75f1dc1ce084c97613e687a6bd4e4b36d22094bcd39 · sha256:c29d69a92ecf2dce… · /containers/cna/affected/0
{"defaultStatus":"affected","product":"Linux","programFiles":["mm/page_alloc.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.18"},{"lessThan":"6.18","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.27","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.4","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_for_fix"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:aac0ceb6f73ec755563fb75f1dc1ce084c97613e687a6bd4e4b36d22094bcd39 · sha256:c29d69a92ecf2dce… · /containers/cna/affected/1

Source references

3 source assertions
{"url":"https://git.kernel.org/stable/c/05b4ed8bef30bba4f559c8d835e2dd20c48cf8a4"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:aac0ceb6f73ec755563fb75f1dc1ce084c97613e687a6bd4e4b36d22094bcd39 · sha256:c29d69a92ecf2dce… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/620b46ed6ae17c8438d889c8c0cfddab36a1476c"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:aac0ceb6f73ec755563fb75f1dc1ce084c97613e687a6bd4e4b36d22094bcd39 · sha256:c29d69a92ecf2dce… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/a6d57efeaae3f3b3656514f600eac96be713d90e"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:aac0ceb6f73ec755563fb75f1dc1ce084c97613e687a6bd4e4b36d22094bcd39 · sha256:c29d69a92ecf2dce… · /containers/cna/references/1

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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