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CVE-2026-43097

In the Linux kernel, the following vulnerability has been resolved: PCI: hv: Fix double ida_free in hv_pci_probe error path If hv_pci_probe() fails after storing the domain number in hbus->bridge->domain_nr, there is a call to free this domain_nr via pci_bus_release_emul_domain_nr(), however, during cleanup, the bridge release callback pci_release_host_bridge_dev() also frees the domain_nr causing ida_free to be called on same ID twice and triggering following warning: ida_free called for i
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:c65c9d576425081b16a7fe88cd698c5f019e96aeea960826025fb9439a9b7a32
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/pci/controller/pci-hyperv.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.19"},{"lessThan":"6.19","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.14","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commit_for_fix"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8b7332f3671651e87460a3f0b870d416baa40278bb95f26db2cd1bdf68b99963 · sha256:e4d1bc760b9cb35c… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/pci/controller/pci-hyperv.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"21bc8e0ba5c2a081b0a2808c976d4c9dbddf1e48","status":"affected","version":"bcce8c74f1ce1e2731ac0261287897e3768767d8","versionType":"git"},{"lessThan":"b6422dff0e518245019233432b6bccfc30b73e2f","status":"affected","version":"bcce8c74f1ce1e2731ac0261287897e3768767d8","versionType":"git"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8b7332f3671651e87460a3f0b870d416baa40278bb95f26db2cd1bdf68b99963 · sha256:e4d1bc760b9cb35c… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/pci/controller/pci-hyperv.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.19"},{"lessThan":"6.19","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.14","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commit_for_fix"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8b7332f3671651e87460a3f0b870d416baa40278bb95f26db2cd1bdf68b99963 · sha256:e4d1bc760b9cb35c… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/pci/controller/pci-hyperv.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"21bc8e0ba5c2a081b0a2808c976d4c9dbddf1e48","status":"affected","version":"bcce8c74f1ce1e2731ac0261287897e3768767d8","versionType":"git"},{"lessThan":"b6422dff0e518245019233432b6bccfc30b73e2f","status":"affected","version":"bcce8c74f1ce1e2731ac0261287897e3768767d8","versionType":"git"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8b7332f3671651e87460a3f0b870d416baa40278bb95f26db2cd1bdf68b99963 · sha256:e4d1bc760b9cb35c… · /containers/cna/affected/0

Source references

2 source assertions
{"url":"https://git.kernel.org/stable/c/21bc8e0ba5c2a081b0a2808c976d4c9dbddf1e48"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8b7332f3671651e87460a3f0b870d416baa40278bb95f26db2cd1bdf68b99963 · sha256:e4d1bc760b9cb35c… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/b6422dff0e518245019233432b6bccfc30b73e2f"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8b7332f3671651e87460a3f0b870d416baa40278bb95f26db2cd1bdf68b99963 · sha256:e4d1bc760b9cb35c… · /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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