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CVE-2026-31735

In the Linux kernel, the following vulnerability has been resolved: iommupt: Fix short gather if the unmap goes into a large mapping unmap has the odd behavior that it can unmap more than requested if the ending point lands within the middle of a large or contiguous IOPTE. In this case the gather should flush everything unmapped which can be larger than what was requested to be unmapped. The gather was only flushing the range requested to be unmapped, not extending to the extra range, resulti
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:1794599e8a319e6b6a08e14cb124f771a94fc88941faab0e26c289cb2324036f
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/iommu/generic_pt/iommu_pt.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"50ecd96a28f712f8b682c0441f4cb9b086d28816","status":"affected","version":"7c53f4238aa8bfb476e177263133ead2eeb8d55d","versionType":"git"},{"lessThan":"ee6e69d032550687a3422504bfca3f834c7b5061","status":"affected","version":"7c53f4238aa8bfb476e177263133ead2eeb8d55d","versionType":"git"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:c9532622e99f86b37a21f5f006ceebd99d948220f320ffacee349df5853bf97a · sha256:c6d28d790a7b4cb6… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/iommu/generic_pt/iommu_pt.h"],"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":"6.19.12","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commit_for_fix"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:c9532622e99f86b37a21f5f006ceebd99d948220f320ffacee349df5853bf97a · sha256:c6d28d790a7b4cb6… · /containers/cna/affected/1

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/iommu/generic_pt/iommu_pt.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"50ecd96a28f712f8b682c0441f4cb9b086d28816","status":"affected","version":"7c53f4238aa8bfb476e177263133ead2eeb8d55d","versionType":"git"},{"lessThan":"ee6e69d032550687a3422504bfca3f834c7b5061","status":"affected","version":"7c53f4238aa8bfb476e177263133ead2eeb8d55d","versionType":"git"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:c9532622e99f86b37a21f5f006ceebd99d948220f320ffacee349df5853bf97a · sha256:c6d28d790a7b4cb6… · /containers/cna/affected/0
{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/iommu/generic_pt/iommu_pt.h"],"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":"6.19.12","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commit_for_fix"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:c9532622e99f86b37a21f5f006ceebd99d948220f320ffacee349df5853bf97a · sha256:c6d28d790a7b4cb6… · /containers/cna/affected/1

Provider-owned CVSS observations

1 source assertion
{"metric":{"baseScore":8.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:c9532622e99f86b37a21f5f006ceebd99d948220f320ffacee349df5853bf97a · sha256:c6d28d790a7b4cb6… · /containers/cna/metrics/0/cvssV3_1

Source references

2 source assertions
{"url":"https://git.kernel.org/stable/c/50ecd96a28f712f8b682c0441f4cb9b086d28816"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:c9532622e99f86b37a21f5f006ceebd99d948220f320ffacee349df5853bf97a · sha256:c6d28d790a7b4cb6… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/ee6e69d032550687a3422504bfca3f834c7b5061"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:c9532622e99f86b37a21f5f006ceebd99d948220f320ffacee349df5853bf97a · sha256:c6d28d790a7b4cb6… · /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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