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CVE-2026-64472

In the Linux kernel, the following vulnerability has been resolved: vfio/mlx5: Fix racy bitfields and tighten struct layout Bitfield operations are not atomic, they use a read-modify-write pattern, therefore we should be careful not to pack bitfields that can be concurrently updated into the same storage unit. This split takes a binary approach: flags that are only modified pre/post open/close remain bitfields, flags modified from user action, including actions that reach across to another de
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:acc0c6e4e2c1cc9c0d28df01807c5ac47e8f8c73d6e88416d010894c7f2f8d03
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/vfio/pci/mlx5/cmd.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"1dd99b8f4e143592e12e5a77e7b538bc698116cb","status":"affected","version":"61a2f1460fd03285ea34c1a235f2f50f71e13a1f","versionType":"git"},{"lessThan":"f1db80a67da928a92ba460ede1be52d8941f46be","status":"affected","version":"61a2f1460fd03285ea34c1a235f2f50f71e13a1f","versionType":"git"},{"lessThan":"399d806f998f7a25405fc1b97227e579aead24af","status":"affected","version":"61a2f1460fd03285ea…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:fb4b81f7302089af73e53adfbe0742d817185726cd112ae38de5e181481679ee · sha256:d4c4009834ae18e0… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/vfio/pci/mlx5/cmd.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.19"},{"lessThan":"5.19","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.178","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.145","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.97","versionType":"semver"},{"less…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:fb4b81f7302089af73e53adfbe0742d817185726cd112ae38de5e181481679ee · sha256:d4c4009834ae18e0… · /containers/cna/affected/1

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/vfio/pci/mlx5/cmd.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"1dd99b8f4e143592e12e5a77e7b538bc698116cb","status":"affected","version":"61a2f1460fd03285ea34c1a235f2f50f71e13a1f","versionType":"git"},{"lessThan":"f1db80a67da928a92ba460ede1be52d8941f46be","status":"affected","version":"61a2f1460fd03285ea34c1a235f2f50f71e13a1f","versionType":"git"},{"lessThan":"399d806f998f7a25405fc1b97227e579aead24af","status":"affected","version":"61a2f1460fd03285ea…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:fb4b81f7302089af73e53adfbe0742d817185726cd112ae38de5e181481679ee · sha256:d4c4009834ae18e0… · /containers/cna/affected/0
{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/vfio/pci/mlx5/cmd.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.19"},{"lessThan":"5.19","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.178","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.145","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.97","versionType":"semver"},{"less…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:fb4b81f7302089af73e53adfbe0742d817185726cd112ae38de5e181481679ee · sha256:d4c4009834ae18e0… · /containers/cna/affected/1

Source references

6 source assertions
{"url":"https://git.kernel.org/stable/c/1dd99b8f4e143592e12e5a77e7b538bc698116cb"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:fb4b81f7302089af73e53adfbe0742d817185726cd112ae38de5e181481679ee · sha256:d4c4009834ae18e0… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/399d806f998f7a25405fc1b97227e579aead24af"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:fb4b81f7302089af73e53adfbe0742d817185726cd112ae38de5e181481679ee · sha256:d4c4009834ae18e0… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/39d163627b51886492bf31f66cb02c94613d2287"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:fb4b81f7302089af73e53adfbe0742d817185726cd112ae38de5e181481679ee · sha256:d4c4009834ae18e0… · /containers/cna/references/4
{"url":"https://git.kernel.org/stable/c/7ed120b1a007bace57c461805519d70e1af44e59"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:fb4b81f7302089af73e53adfbe0742d817185726cd112ae38de5e181481679ee · sha256:d4c4009834ae18e0… · /containers/cna/references/3
{"url":"https://git.kernel.org/stable/c/f1db80a67da928a92ba460ede1be52d8941f46be"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:fb4b81f7302089af73e53adfbe0742d817185726cd112ae38de5e181481679ee · sha256:d4c4009834ae18e0… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/f2365a63b02ddea32e7db78b742c2503ec7b81f1"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:fb4b81f7302089af73e53adfbe0742d817185726cd112ae38de5e181481679ee · sha256:d4c4009834ae18e0… · /containers/cna/references/5

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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