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CVE-2026-64457

In the Linux kernel, the following vulnerability has been resolved: virtio_pci: fix vq info pointer lookup via wrong index Unbinding a virtio balloon device: echo virtio0 > /sys/bus/virtio/drivers/virtio_balloon/unbind triggers a NULL pointer dereference. The dmesg says: BUG: kernel NULL pointer dereference, address: 0000000000000008 [...] RIP: 0010:__list_del_entry_valid_or_report+0x5/0xf0 Call Trace: <TASK> vp_del_vqs+0x121/0x230 remove_common+0x135/0x150
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:0a862a506a7351bc6a4ec07b52f486ef298eabb371fdc94a9c7f03fdba59e068
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/virtio/virtio_pci_common.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"41e6dc1a10036c9f47057033f19af7e52ec464b6","status":"affected","version":"89a1c435aec269d109ed46ca7bbb10fa8edf7ace","versionType":"git"},{"lessThan":"075bc3c779e1ea7294afabdcb7e0a49536959b28","status":"affected","version":"89a1c435aec269d109ed46ca7bbb10fa8edf7ace","versionType":"git"},{"lessThan":"64a4c0befa77bcc01076aec9f93863ffd4ed06b7","status":"affected","version":"89a1c435aec…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8ae9779733053b8183dbe4058aa79373f9ebf403bb2c725a3b6d43d904204346 · sha256:e17e8c5bdcc96bfe… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/virtio/virtio_pci_common.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.11"},{"lessThan":"6.11","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.96","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.39","versionType":"semver"},{"lessThanOrEqual":"7.1.*","status":"unaffected","version":"7.1.4","versionType":"semver"},…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8ae9779733053b8183dbe4058aa79373f9ebf403bb2c725a3b6d43d904204346 · sha256:e17e8c5bdcc96bfe… · /containers/cna/affected/1

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/virtio/virtio_pci_common.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"41e6dc1a10036c9f47057033f19af7e52ec464b6","status":"affected","version":"89a1c435aec269d109ed46ca7bbb10fa8edf7ace","versionType":"git"},{"lessThan":"075bc3c779e1ea7294afabdcb7e0a49536959b28","status":"affected","version":"89a1c435aec269d109ed46ca7bbb10fa8edf7ace","versionType":"git"},{"lessThan":"64a4c0befa77bcc01076aec9f93863ffd4ed06b7","status":"affected","version":"89a1c435aec…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8ae9779733053b8183dbe4058aa79373f9ebf403bb2c725a3b6d43d904204346 · sha256:e17e8c5bdcc96bfe… · /containers/cna/affected/0
{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/virtio/virtio_pci_common.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.11"},{"lessThan":"6.11","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.96","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.39","versionType":"semver"},{"lessThanOrEqual":"7.1.*","status":"unaffected","version":"7.1.4","versionType":"semver"},…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:8ae9779733053b8183dbe4058aa79373f9ebf403bb2c725a3b6d43d904204346 · sha256:e17e8c5bdcc96bfe… · /containers/cna/affected/1

Source references

4 source assertions
{"url":"https://git.kernel.org/stable/c/075bc3c779e1ea7294afabdcb7e0a49536959b28"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8ae9779733053b8183dbe4058aa79373f9ebf403bb2c725a3b6d43d904204346 · sha256:e17e8c5bdcc96bfe… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/41e6dc1a10036c9f47057033f19af7e52ec464b6"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8ae9779733053b8183dbe4058aa79373f9ebf403bb2c725a3b6d43d904204346 · sha256:e17e8c5bdcc96bfe… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/64a4c0befa77bcc01076aec9f93863ffd4ed06b7"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8ae9779733053b8183dbe4058aa79373f9ebf403bb2c725a3b6d43d904204346 · sha256:e17e8c5bdcc96bfe… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/f7d380fb525c13bdd114369a1979c80c346e6abc"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:8ae9779733053b8183dbe4058aa79373f9ebf403bb2c725a3b6d43d904204346 · sha256:e17e8c5bdcc96bfe… · /containers/cna/references/3

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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