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CVE-2026-64080

In the Linux kernel, the following vulnerability has been resolved: firmware: arm_ffa: Snapshot notifier callbacks under lock Both notification handlers currently look up a notifier callback under notify_lock, drop the lock, and then dereference the returned notifier entry. A concurrent unregister can delete and free that entry in the gap, leaving the handler to dereference stale memory. Copy the callback pointer and callback data while notify_lock is still held and invoke the callback only a
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:2f1e39e367808c8c34771dda2fd9b1b915175c9be60909dc2f40710047f8ab97
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":["drivers/firmware/arm_ffa/driver.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.15"},{"lessThan":"6.15","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.34","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.11","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_fo…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:838f8c2e6a103d9d4aa7e0f8f7f08cdc8b0f1c8ed450082e46ece707a53d18f6 · sha256:1482d59897e08ce4… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/firmware/arm_ffa/driver.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"d1e38551fadea230649bc428f0f35c9ee062a072","status":"affected","version":"285a5ea0f542db94c3ed11e01a71abb47d15cbf5","versionType":"git"},{"lessThan":"0e7be42ef2490f19d859a6146324d48cafdc9d5c","status":"affected","version":"285a5ea0f542db94c3ed11e01a71abb47d15cbf5","versionType":"git"},{"lessThan":"38290b180a4d5746baed796d49f88d56d2f336cd","status":"affected","version":"285a5ea0f542…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:838f8c2e6a103d9d4aa7e0f8f7f08cdc8b0f1c8ed450082e46ece707a53d18f6 · sha256:1482d59897e08ce4… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/firmware/arm_ffa/driver.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.15"},{"lessThan":"6.15","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.34","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.11","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_fo…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:838f8c2e6a103d9d4aa7e0f8f7f08cdc8b0f1c8ed450082e46ece707a53d18f6 · sha256:1482d59897e08ce4… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/firmware/arm_ffa/driver.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"d1e38551fadea230649bc428f0f35c9ee062a072","status":"affected","version":"285a5ea0f542db94c3ed11e01a71abb47d15cbf5","versionType":"git"},{"lessThan":"0e7be42ef2490f19d859a6146324d48cafdc9d5c","status":"affected","version":"285a5ea0f542db94c3ed11e01a71abb47d15cbf5","versionType":"git"},{"lessThan":"38290b180a4d5746baed796d49f88d56d2f336cd","status":"affected","version":"285a5ea0f542…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:838f8c2e6a103d9d4aa7e0f8f7f08cdc8b0f1c8ed450082e46ece707a53d18f6 · sha256:1482d59897e08ce4… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"baseScore":9.3,"baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:838f8c2e6a103d9d4aa7e0f8f7f08cdc8b0f1c8ed450082e46ece707a53d18f6 · sha256:1482d59897e08ce4… · /containers/cna/metrics/0/cvssV3_1

Source references

3 source assertions
{"url":"https://git.kernel.org/stable/c/0e7be42ef2490f19d859a6146324d48cafdc9d5c"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:838f8c2e6a103d9d4aa7e0f8f7f08cdc8b0f1c8ed450082e46ece707a53d18f6 · sha256:1482d59897e08ce4… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/38290b180a4d5746baed796d49f88d56d2f336cd"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:838f8c2e6a103d9d4aa7e0f8f7f08cdc8b0f1c8ed450082e46ece707a53d18f6 · sha256:1482d59897e08ce4… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/d1e38551fadea230649bc428f0f35c9ee062a072"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:838f8c2e6a103d9d4aa7e0f8f7f08cdc8b0f1c8ed450082e46ece707a53d18f6 · sha256:1482d59897e08ce4… · /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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