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CVE-2026-43431

In the Linux kernel, the following vulnerability has been resolved: xhci: Fix NULL pointer dereference when reading portli debugfs files Michal reported and debgged a NULL pointer dereference bug in the recently added portli debugfs files Oops is caused when there are more port registers counted in xhci->max_ports than ports reported by Supported Protocol capabilities. This is possible if max_ports is more than maximum port number, or if there are gaps between ports of different speeds the 'S
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:212ce06f33e5333e59fbe001fe05dcb2769fbd853ca260ffef2f99638891da73
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/usb/host/xhci-debugfs.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":"6.19.9","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commit_for_fix"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:33c95e7afdcbbac511f27f117f0f76d56ba703f03d0ae1c5d9d0b959c4e3d927 · sha256:cd749c8855b1ca19… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/usb/host/xhci-debugfs.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"9c8bef223c6e991276188d30d74bdb2cbd8be652","status":"affected","version":"384c57ec720597f8104f69082cdd261abb998b80","versionType":"git"},{"lessThan":"ae4ff9dead5efa2025eddfcdb29411432bf40a7c","status":"affected","version":"384c57ec720597f8104f69082cdd261abb998b80","versionType":"git"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:33c95e7afdcbbac511f27f117f0f76d56ba703f03d0ae1c5d9d0b959c4e3d927 · sha256:cd749c8855b1ca19… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/usb/host/xhci-debugfs.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":"6.19.9","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commit_for_fix"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:33c95e7afdcbbac511f27f117f0f76d56ba703f03d0ae1c5d9d0b959c4e3d927 · sha256:cd749c8855b1ca19… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/usb/host/xhci-debugfs.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"9c8bef223c6e991276188d30d74bdb2cbd8be652","status":"affected","version":"384c57ec720597f8104f69082cdd261abb998b80","versionType":"git"},{"lessThan":"ae4ff9dead5efa2025eddfcdb29411432bf40a7c","status":"affected","version":"384c57ec720597f8104f69082cdd261abb998b80","versionType":"git"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:33c95e7afdcbbac511f27f117f0f76d56ba703f03d0ae1c5d9d0b959c4e3d927 · sha256:cd749c8855b1ca19… · /containers/cna/affected/0

Source references

2 source assertions
{"url":"https://git.kernel.org/stable/c/9c8bef223c6e991276188d30d74bdb2cbd8be652"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:33c95e7afdcbbac511f27f117f0f76d56ba703f03d0ae1c5d9d0b959c4e3d927 · sha256:cd749c8855b1ca19… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/ae4ff9dead5efa2025eddfcdb29411432bf40a7c"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:33c95e7afdcbbac511f27f117f0f76d56ba703f03d0ae1c5d9d0b959c4e3d927 · sha256:cd749c8855b1ca19… · /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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