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CVE-2026-64152

In the Linux kernel, the following vulnerability has been resolved: iommu: Handle unmap error when iommu_debug is enabled Sashiko noticed a latent bug where the map error flow called iommu_unmap() which calls iommu_debug_unmap_begin()/iommu_debug_unmap_end() however since this is an error path the map flow never actually established the original iommu_debug_map() it will malfunction. Lift the unmap error handling into iommu_map_nosync() and reorder it so the trace_map()/iommu_debug_map() reco
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:f585cafa3a8e27fe28e98bb13a7314d2b9a1bcc4dcb2d98a9093be8829490759
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/iommu/iommu.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"7.0"},{"lessThan":"7.0","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.11","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_for_fix"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:60acbf572fe4cad0d3fe31bc9c1e86ebf3c2a7d8a3f456a266c1db38768fb70e · sha256:e075014b36eae59f… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/iommu/iommu.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"0cd028806efc148a75d4acf711d21db335a89661","status":"affected","version":"ccc21213f013834b484cdcc738e282f963fcfc97","versionType":"git"},{"lessThan":"0735c54804c709d1b292f3b6947cfb560b2ce552","status":"affected","version":"ccc21213f013834b484cdcc738e282f963fcfc97","versionType":"git"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:60acbf572fe4cad0d3fe31bc9c1e86ebf3c2a7d8a3f456a266c1db38768fb70e · sha256:e075014b36eae59f… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/iommu/iommu.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"7.0"},{"lessThan":"7.0","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.11","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_for_fix"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:60acbf572fe4cad0d3fe31bc9c1e86ebf3c2a7d8a3f456a266c1db38768fb70e · sha256:e075014b36eae59f… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/iommu/iommu.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"0cd028806efc148a75d4acf711d21db335a89661","status":"affected","version":"ccc21213f013834b484cdcc738e282f963fcfc97","versionType":"git"},{"lessThan":"0735c54804c709d1b292f3b6947cfb560b2ce552","status":"affected","version":"ccc21213f013834b484cdcc738e282f963fcfc97","versionType":"git"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:60acbf572fe4cad0d3fe31bc9c1e86ebf3c2a7d8a3f456a266c1db38768fb70e · sha256:e075014b36eae59f… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"baseScore":7.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:H/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:v2:60acbf572fe4cad0d3fe31bc9c1e86ebf3c2a7d8a3f456a266c1db38768fb70e · sha256:e075014b36eae59f… · /containers/cna/metrics/0/cvssV3_1

Source references

2 source assertions
{"url":"https://git.kernel.org/stable/c/0735c54804c709d1b292f3b6947cfb560b2ce552"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:60acbf572fe4cad0d3fe31bc9c1e86ebf3c2a7d8a3f456a266c1db38768fb70e · sha256:e075014b36eae59f… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/0cd028806efc148a75d4acf711d21db335a89661"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:60acbf572fe4cad0d3fe31bc9c1e86ebf3c2a7d8a3f456a266c1db38768fb70e · sha256:e075014b36eae59f… · /containers/cna/references/0

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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