CVE Explorer

CVE-2026-64430

In the Linux kernel, the following vulnerability has been resolved: NTB: epf: Avoid calling pci_irq_vector() from hardirq context ntb_epf_vec_isr() calls pci_irq_vector() in hardirq context to derive the vector number. pci_irq_vector() calls msi_get_virq() that takes a mutex and can therefore trigger "scheduling while atomic" splats: BUG: scheduling while atomic: kworker/u33:0/55/0x00010001 ... Call trace: ... schedule+0x38/0x110 schedule_preempt_disabled+0x28/0x50 __mutex_l

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:2ff5a5cb3898d04c00483bdda29f979ff976ae1774b1a57847ecdee7c5fea3ce

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 2 assertions

{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/ntb/hw/epf/ntb_hw_epf.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"33bba331a4a5fee8b6026fe72eca13cceeec1b7b","status":"affected","version":"812ce2f8d14ea791edd88c36ebcc9017bf4c88cb","versionType":"git"},{"lessThan":"aff271b12a1eb8c8b3da19223ae1a6abe1e8168b","status":"affected","version":"812ce2f8d14ea791edd88c36ebcc9017bf4c88cb","versionType":"git"},{"lessThan":"1dba8444ac0100133d72374634f6d7451fff1ccc","status":"affected","version":"812ce2f8d14ea7…

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:71331ed63e3796bc6241630847221667d5a8066bb053b1b86a4914b36cdfba5c · sha256:b46d3e3597901257… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/ntb/hw/epf/ntb_hw_epf.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.12"},{"lessThan":"5.12","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.212","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.178","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.145","versionType":"semver"},{…

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:71331ed63e3796bc6241630847221667d5a8066bb053b1b86a4914b36cdfba5c · sha256:b46d3e3597901257… · /containers/cna/affected/1

Affected products and versions

2 source assertions

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:71331ed63e3796bc6241630847221667d5a8066bb053b1b86a4914b36cdfba5c · sha256:b46d3e3597901257… · /containers/cna/affected/0

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:71331ed63e3796bc6241630847221667d5a8066bb053b1b86a4914b36cdfba5c · sha256:b46d3e3597901257… · /containers/cna/affected/1

Provider-owned CVSS observations

1 source assertion

{"metric":{"baseScore":7.5,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"},"metric_type":"cvssV3_1"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:71331ed63e3796bc6241630847221667d5a8066bb053b1b86a4914b36cdfba5c · sha256:b46d3e3597901257… · /containers/cna/metrics/0/cvssV3_1

Source references

7 source assertions

{"url":"https://git.kernel.org/stable/c/174a97f21bf9c54fa37ec0f321692e862ea130a3"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:71331ed63e3796bc6241630847221667d5a8066bb053b1b86a4914b36cdfba5c · sha256:b46d3e3597901257… · /containers/cna/references/3

{"url":"https://git.kernel.org/stable/c/1dba8444ac0100133d72374634f6d7451fff1ccc"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:71331ed63e3796bc6241630847221667d5a8066bb053b1b86a4914b36cdfba5c · sha256:b46d3e3597901257… · /containers/cna/references/2

{"url":"https://git.kernel.org/stable/c/33bba331a4a5fee8b6026fe72eca13cceeec1b7b"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:71331ed63e3796bc6241630847221667d5a8066bb053b1b86a4914b36cdfba5c · sha256:b46d3e3597901257… · /containers/cna/references/0

{"url":"https://git.kernel.org/stable/c/4dcddc1c794d1c65eda68f1f8dd04a0fecc0870f"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:71331ed63e3796bc6241630847221667d5a8066bb053b1b86a4914b36cdfba5c · sha256:b46d3e3597901257… · /containers/cna/references/6

{"url":"https://git.kernel.org/stable/c/6350df503897d57c5634f71b0767d48c3b837583"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:71331ed63e3796bc6241630847221667d5a8066bb053b1b86a4914b36cdfba5c · sha256:b46d3e3597901257… · /containers/cna/references/5

{"url":"https://git.kernel.org/stable/c/aff271b12a1eb8c8b3da19223ae1a6abe1e8168b"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:71331ed63e3796bc6241630847221667d5a8066bb053b1b86a4914b36cdfba5c · sha256:b46d3e3597901257… · /containers/cna/references/1

{"url":"https://git.kernel.org/stable/c/f71e8d9875069fa73e335f63f02ec6e52e3aaa51"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:71331ed63e3796bc6241630847221667d5a8066bb053b1b86a4914b36cdfba5c · sha256:b46d3e3597901257… · /containers/cna/references/4

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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