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CVE-2026-64417

In the Linux kernel, the following vulnerability has been resolved: mm: shrinker: fix NULL pointer dereference in debugfs shrinker_debugfs_add() creates both "count" and "scan" debugfs files unconditionally. That assumes every shrinker implements both count_objects() and scan_objects(), which is not guaranteed. For example, the xen-backend shrinker sets count_objects() but leaves scan_objects() NULL, so writing to its scan file calls through a NULL function pointer and panics the kernel: BU
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:06e6f233314afa6b0766a5cecacf5e6b4330b580db26b036630ad89c0c29d1ff
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":"affected","product":"Linux","programFiles":["mm/shrinker_debug.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.0"},{"lessThan":"6.0","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.178","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.145","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.96","versionType":"semver"},{"lessThanOrEqua…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:308fb1a0ac5c2d0a2985e9578fffd3b0fe7244ab94c29048188bd3974d8a43d0 · sha256:fbdd73144d9f4ff8… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["mm/shrinker_debug.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"ebb45c2648b1f60715fd283700f651e05e431231","status":"affected","version":"bbf535fd6f06b94b9d07ed6f09397a936d4a58d8","versionType":"git"},{"lessThan":"09d2407985b8ce3e831f9d4310fe7ac06a6b3ae9","status":"affected","version":"bbf535fd6f06b94b9d07ed6f09397a936d4a58d8","versionType":"git"},{"lessThan":"36f8534f461222291a74156ab91f3ba9f09b6f93","status":"affected","version":"bbf535fd6f06b94b9d07ed6f09…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:308fb1a0ac5c2d0a2985e9578fffd3b0fe7244ab94c29048188bd3974d8a43d0 · sha256:fbdd73144d9f4ff8… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["mm/shrinker_debug.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.0"},{"lessThan":"6.0","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.178","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.145","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.96","versionType":"semver"},{"lessThanOrEqua…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:308fb1a0ac5c2d0a2985e9578fffd3b0fe7244ab94c29048188bd3974d8a43d0 · sha256:fbdd73144d9f4ff8… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["mm/shrinker_debug.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"ebb45c2648b1f60715fd283700f651e05e431231","status":"affected","version":"bbf535fd6f06b94b9d07ed6f09397a936d4a58d8","versionType":"git"},{"lessThan":"09d2407985b8ce3e831f9d4310fe7ac06a6b3ae9","status":"affected","version":"bbf535fd6f06b94b9d07ed6f09397a936d4a58d8","versionType":"git"},{"lessThan":"36f8534f461222291a74156ab91f3ba9f09b6f93","status":"affected","version":"bbf535fd6f06b94b9d07ed6f09…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:308fb1a0ac5c2d0a2985e9578fffd3b0fe7244ab94c29048188bd3974d8a43d0 · sha256:fbdd73144d9f4ff8… · /containers/cna/affected/0

Source references

6 source assertions
{"url":"https://git.kernel.org/stable/c/006467ab932698612398f853344a7405164541f4"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:308fb1a0ac5c2d0a2985e9578fffd3b0fe7244ab94c29048188bd3974d8a43d0 · sha256:fbdd73144d9f4ff8… · /containers/cna/references/3
{"url":"https://git.kernel.org/stable/c/09d2407985b8ce3e831f9d4310fe7ac06a6b3ae9"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:308fb1a0ac5c2d0a2985e9578fffd3b0fe7244ab94c29048188bd3974d8a43d0 · sha256:fbdd73144d9f4ff8… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/36f8534f461222291a74156ab91f3ba9f09b6f93"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:308fb1a0ac5c2d0a2985e9578fffd3b0fe7244ab94c29048188bd3974d8a43d0 · sha256:fbdd73144d9f4ff8… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/b9beed2322f3538b0d2d53307062da4102b8d8d8"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:308fb1a0ac5c2d0a2985e9578fffd3b0fe7244ab94c29048188bd3974d8a43d0 · sha256:fbdd73144d9f4ff8… · /containers/cna/references/4
{"url":"https://git.kernel.org/stable/c/e30453c61e185e914fde83c650e268067b140218"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:308fb1a0ac5c2d0a2985e9578fffd3b0fe7244ab94c29048188bd3974d8a43d0 · sha256:fbdd73144d9f4ff8… · /containers/cna/references/5
{"url":"https://git.kernel.org/stable/c/ebb45c2648b1f60715fd283700f651e05e431231"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:308fb1a0ac5c2d0a2985e9578fffd3b0fe7244ab94c29048188bd3974d8a43d0 · sha256:fbdd73144d9f4ff8… · /containers/cna/references/0

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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