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CVE-2026-46147

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Fix pin leak and publication ordering in __pkvm_init_vcpu() Two bugs exist in the vCPU initialisation path: 1. If a check fails after hyp_pin_shared_mem() succeeds, the cleanup path jumps to 'unlock' without calling unpin_host_vcpu() or unpin_host_sve_state(), permanently leaking pin references on the host vCPU and SVE state pages. Extract a register_hyp_vcpu() helper that performs the checks and t
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:f67cbea5c88fe9a5121c578e9ea7bc170bab3bc5b797bc93294c7f46bf14c3ce
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":["arch/arm64/kvm/hyp/nvhe/pkvm.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"7d3c27b54253cda91dc4d2c1bfc109c490837ab9","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"6d69c0ed978f7f0efd053fc98390f25ab77c1aea","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"73b9c1e5da84cd69b1a86e374e450817cd051371","status":"affected","version":"1da177e4c3f4152…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:eaf5b90da4c5c0436d732f13b3c19fc679cd6898c242189a767052a70fbd5109 · sha256:3f2bef088855b236… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["arch/arm64/kvm/hyp/nvhe/pkvm.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.30","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.7","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_for_fix"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:eaf5b90da4c5c0436d732f13b3c19fc679cd6898c242189a767052a70fbd5109 · sha256:3f2bef088855b236… · /containers/cna/affected/1

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","product":"Linux","programFiles":["arch/arm64/kvm/hyp/nvhe/pkvm.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"7d3c27b54253cda91dc4d2c1bfc109c490837ab9","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"6d69c0ed978f7f0efd053fc98390f25ab77c1aea","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"73b9c1e5da84cd69b1a86e374e450817cd051371","status":"affected","version":"1da177e4c3f4152…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:eaf5b90da4c5c0436d732f13b3c19fc679cd6898c242189a767052a70fbd5109 · sha256:3f2bef088855b236… · /containers/cna/affected/0
{"defaultStatus":"affected","product":"Linux","programFiles":["arch/arm64/kvm/hyp/nvhe/pkvm.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.30","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.7","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_for_fix"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:eaf5b90da4c5c0436d732f13b3c19fc679cd6898c242189a767052a70fbd5109 · sha256:3f2bef088855b236… · /containers/cna/affected/1

Source references

3 source assertions
{"url":"https://git.kernel.org/stable/c/6d69c0ed978f7f0efd053fc98390f25ab77c1aea"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:eaf5b90da4c5c0436d732f13b3c19fc679cd6898c242189a767052a70fbd5109 · sha256:3f2bef088855b236… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/73b9c1e5da84cd69b1a86e374e450817cd051371"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:eaf5b90da4c5c0436d732f13b3c19fc679cd6898c242189a767052a70fbd5109 · sha256:3f2bef088855b236… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/7d3c27b54253cda91dc4d2c1bfc109c490837ab9"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:eaf5b90da4c5c0436d732f13b3c19fc679cd6898c242189a767052a70fbd5109 · sha256:3f2bef088855b236… · /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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