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CVE-2026-31751

In the Linux kernel, the following vulnerability has been resolved: comedi: dt2815: add hardware detection to prevent crash The dt2815 driver crashes when attached to I/O ports without actual hardware present. This occurs because syzkaller or users can attach the driver to arbitrary I/O addresses via COMEDI_DEVCONFIG ioctl. When no hardware exists at the specified port, inb() operations return 0xff (floating bus), but outb() operations can trigger page faults due to undefined behavior, especi
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:2325e564d5437bc1e1f56c9df61a5f43574fa5713a1faf65873b6bad63cb9f56
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/comedi/drivers/dt2815.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"2.6.30"},{"lessThan":"2.6.30","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.253","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.203","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.168","versionType":"semv…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a7f9aa101530679fb90528f4855aaed91ddd592a0dce8666f834a2a976fd78c0 · sha256:9774d8048fc921b0… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/comedi/drivers/dt2815.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"8d63161837f1bf8810dbcd2a583c2bbf5ca6d733","status":"affected","version":"d6a929b7608ae157cef86d00cc580d1038f0b985","versionType":"git"},{"lessThan":"d2a786efdb9971f2a647724625da5bbecc994dc9","status":"affected","version":"d6a929b7608ae157cef86d00cc580d1038f0b985","versionType":"git"},{"lessThan":"0dcf33994b8dcf3db36530fb7e2cf9f89e5cbac3","status":"affected","version":"d6a929b7608ae1…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a7f9aa101530679fb90528f4855aaed91ddd592a0dce8666f834a2a976fd78c0 · sha256:9774d8048fc921b0… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/comedi/drivers/dt2815.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"2.6.30"},{"lessThan":"2.6.30","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.253","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.203","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.168","versionType":"semv…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a7f9aa101530679fb90528f4855aaed91ddd592a0dce8666f834a2a976fd78c0 · sha256:9774d8048fc921b0… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/comedi/drivers/dt2815.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"8d63161837f1bf8810dbcd2a583c2bbf5ca6d733","status":"affected","version":"d6a929b7608ae157cef86d00cc580d1038f0b985","versionType":"git"},{"lessThan":"d2a786efdb9971f2a647724625da5bbecc994dc9","status":"affected","version":"d6a929b7608ae157cef86d00cc580d1038f0b985","versionType":"git"},{"lessThan":"0dcf33994b8dcf3db36530fb7e2cf9f89e5cbac3","status":"affected","version":"d6a929b7608ae1…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a7f9aa101530679fb90528f4855aaed91ddd592a0dce8666f834a2a976fd78c0 · sha256:9774d8048fc921b0… · /containers/cna/affected/0

Source references

8 source assertions
{"url":"https://git.kernel.org/stable/c/0dcf33994b8dcf3db36530fb7e2cf9f89e5cbac3"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a7f9aa101530679fb90528f4855aaed91ddd592a0dce8666f834a2a976fd78c0 · sha256:9774d8048fc921b0… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/34b13250c618d7441508c6ef369144aa8a9b9bfa"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a7f9aa101530679fb90528f4855aaed91ddd592a0dce8666f834a2a976fd78c0 · sha256:9774d8048fc921b0… · /containers/cna/references/6
{"url":"https://git.kernel.org/stable/c/34c8b3a91bdfbe4573650b4cd750ef639101fdc5"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a7f9aa101530679fb90528f4855aaed91ddd592a0dce8666f834a2a976fd78c0 · sha256:9774d8048fc921b0… · /containers/cna/references/5
{"url":"https://git.kernel.org/stable/c/65c528fbeddd88478c210052f6c7b21be4973156"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a7f9aa101530679fb90528f4855aaed91ddd592a0dce8666f834a2a976fd78c0 · sha256:9774d8048fc921b0… · /containers/cna/references/4
{"url":"https://git.kernel.org/stable/c/8d63161837f1bf8810dbcd2a583c2bbf5ca6d733"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a7f9aa101530679fb90528f4855aaed91ddd592a0dce8666f834a2a976fd78c0 · sha256:9774d8048fc921b0… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/93853512f565e625df2397f0d8050d6aafd7c3ad"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a7f9aa101530679fb90528f4855aaed91ddd592a0dce8666f834a2a976fd78c0 · sha256:9774d8048fc921b0… · /containers/cna/references/7
{"url":"https://git.kernel.org/stable/c/d2a786efdb9971f2a647724625da5bbecc994dc9"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a7f9aa101530679fb90528f4855aaed91ddd592a0dce8666f834a2a976fd78c0 · sha256:9774d8048fc921b0… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/d5d9df8b08d68d083ac57abc2c887dfb1f31af63"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a7f9aa101530679fb90528f4855aaed91ddd592a0dce8666f834a2a976fd78c0 · sha256:9774d8048fc921b0… · /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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