Baitaphish
Security intelligence
SearchLatest briefing
CVE Explorer

CVE-2026-23443

In the Linux kernel, the following vulnerability has been resolved: ACPI: processor: Fix previous acpi_processor_errata_piix4() fix After commi f132e089fe89 ("ACPI: processor: Fix NULL-pointer dereference in acpi_processor_errata_piix4()"), device pointers may be dereferenced after dropping references to the device objects pointed to by them, which may cause a use-after-free to occur. Moreover, debug messages about enabling the errata may be printed if the errata flags corresponding to them a
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:bbe9a2a855bf5c489ec2188f6ec5d7db10ff919f8c1af2d21bcea1a5710aca92
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":["drivers/acpi/acpi_processor.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"5.15.203","status":"affected","version":"5.15.202","versionType":"semver"},{"lessThan":"6.1.167","status":"affected","version":"6.1.165","versionType":"semver"},{"lessThan":"6.6.130","status":"affected","version":"6.6.128","versionType":"semver"},{"lessThan":"6.12.78","status":"affected","version":"6.12.75","versionType":"semver"},{"lessThan":"6.18.20","status":"affected","version":"6…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:c239a826412d627c27cb2bb6eb299d9ef4d2467396415c0e1b4dd984141b2591 · sha256:600a76ef2dfc2dab… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/acpi/acpi_processor.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"68408e8f9e366ad9850a66ac65cb569f13bf6cd4","status":"affected","version":"06724a60cfa9767ea90b0f5d3dfb5cdd251b64f5","versionType":"git"},{"lessThan":"2e369ba9eb7b8a06e9cc35a3e7fe73e59272f8c2","status":"affected","version":"ad86ac604f8391c0212a91412d4f764c7a85f254","versionType":"git"},{"lessThan":"edf4c2aaee08e8fd503fbae705c801e92a0b55d7","status":"affected","version":"01e8751b37a366b1…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:c239a826412d627c27cb2bb6eb299d9ef4d2467396415c0e1b4dd984141b2591 · sha256:600a76ef2dfc2dab… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/acpi/acpi_processor.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"5.15.203","status":"affected","version":"5.15.202","versionType":"semver"},{"lessThan":"6.1.167","status":"affected","version":"6.1.165","versionType":"semver"},{"lessThan":"6.6.130","status":"affected","version":"6.6.128","versionType":"semver"},{"lessThan":"6.12.78","status":"affected","version":"6.12.75","versionType":"semver"},{"lessThan":"6.18.20","status":"affected","version":"6…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:c239a826412d627c27cb2bb6eb299d9ef4d2467396415c0e1b4dd984141b2591 · sha256:600a76ef2dfc2dab… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/acpi/acpi_processor.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"68408e8f9e366ad9850a66ac65cb569f13bf6cd4","status":"affected","version":"06724a60cfa9767ea90b0f5d3dfb5cdd251b64f5","versionType":"git"},{"lessThan":"2e369ba9eb7b8a06e9cc35a3e7fe73e59272f8c2","status":"affected","version":"ad86ac604f8391c0212a91412d4f764c7a85f254","versionType":"git"},{"lessThan":"edf4c2aaee08e8fd503fbae705c801e92a0b55d7","status":"affected","version":"01e8751b37a366b1…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:c239a826412d627c27cb2bb6eb299d9ef4d2467396415c0e1b4dd984141b2591 · sha256:600a76ef2dfc2dab… · /containers/cna/affected/0

Source references

7 source assertions
{"url":"https://git.kernel.org/stable/c/2e369ba9eb7b8a06e9cc35a3e7fe73e59272f8c2"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:c239a826412d627c27cb2bb6eb299d9ef4d2467396415c0e1b4dd984141b2591 · sha256:600a76ef2dfc2dab… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/68408e8f9e366ad9850a66ac65cb569f13bf6cd4"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:c239a826412d627c27cb2bb6eb299d9ef4d2467396415c0e1b4dd984141b2591 · sha256:600a76ef2dfc2dab… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/8583f62259e1b315d5239371adfb36939cdab741"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:c239a826412d627c27cb2bb6eb299d9ef4d2467396415c0e1b4dd984141b2591 · sha256:600a76ef2dfc2dab… · /containers/cna/references/5
{"url":"https://git.kernel.org/stable/c/98473309a36acc271009b85e0bb53a4c0dddf5c2"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:c239a826412d627c27cb2bb6eb299d9ef4d2467396415c0e1b4dd984141b2591 · sha256:600a76ef2dfc2dab… · /containers/cna/references/4
{"url":"https://git.kernel.org/stable/c/bf504b229cb8d534eccbaeaa23eba34c05131e25"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:c239a826412d627c27cb2bb6eb299d9ef4d2467396415c0e1b4dd984141b2591 · sha256:600a76ef2dfc2dab… · /containers/cna/references/6
{"url":"https://git.kernel.org/stable/c/e0c470049344e9346fff79d7e2362212c216665e"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:c239a826412d627c27cb2bb6eb299d9ef4d2467396415c0e1b4dd984141b2591 · sha256:600a76ef2dfc2dab… · /containers/cna/references/3
{"url":"https://git.kernel.org/stable/c/edf4c2aaee08e8fd503fbae705c801e92a0b55d7"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:c239a826412d627c27cb2bb6eb299d9ef4d2467396415c0e1b4dd984141b2591 · sha256:600a76ef2dfc2dab… · /containers/cna/references/2

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.

← Back to CVE Explorer