CVE Explorer

CVE-2026-46280

In the Linux kernel, the following vulnerability has been resolved: lib: test_hmm: evict device pages on file close to avoid use-after-free Patch series "Minor hmm_test fixes and cleanups". Two bugfixes a cleanup for the HMM kernel selftests. These were mostly reported by Zenghui Yu with special thanks to Lorenzo for analysing and pointing out the problems. This patch (of 3): When dmirror_fops_release() is called it frees the dmirror struct but doesn't migrate device private pages back to

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:90a657afec592beb90e2ffc6d696dd3655e910d587785ca7d0a40a56eb0a5cad

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 2 assertions

{"defaultStatus":"affected","product":"Linux","programFiles":["lib/test_hmm.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.8"},{"lessThan":"5.8","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.176","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.140","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.86","versionType":"semver"},{"lessThanOrEqual":"6…

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:285c2977e71c495058177cf6ea0f8ec7c083fdd61b9afe279546d50caa4b0de2 · sha256:9e12502a85032c59… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["lib/test_hmm.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"234071b4318feaeb27cd2e4e1b16ef6b055adf89","status":"affected","version":"b2ef9f5a5cb37643ca5def3516c546457074b882","versionType":"git"},{"lessThan":"bf477abd448c76bb8ea51c9b4f63a3a17c4b6239","status":"affected","version":"b2ef9f5a5cb37643ca5def3516c546457074b882","versionType":"git"},{"lessThan":"5846715b6382dd4c6a69b35a56ca6115d33bc2a0","status":"affected","version":"b2ef9f5a5cb37643ca5def3516c5464…

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:285c2977e71c495058177cf6ea0f8ec7c083fdd61b9afe279546d50caa4b0de2 · sha256:9e12502a85032c59… · /containers/cna/affected/0

Affected products and versions

2 source assertions

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:285c2977e71c495058177cf6ea0f8ec7c083fdd61b9afe279546d50caa4b0de2 · sha256:9e12502a85032c59… · /containers/cna/affected/1

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:285c2977e71c495058177cf6ea0f8ec7c083fdd61b9afe279546d50caa4b0de2 · sha256:9e12502a85032c59… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion

{"metric":{"baseScore":7.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:285c2977e71c495058177cf6ea0f8ec7c083fdd61b9afe279546d50caa4b0de2 · sha256:9e12502a85032c59… · /containers/cna/metrics/0/cvssV3_1

Source references

6 source assertions

{"url":"https://git.kernel.org/stable/c/234071b4318feaeb27cd2e4e1b16ef6b055adf89"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:285c2977e71c495058177cf6ea0f8ec7c083fdd61b9afe279546d50caa4b0de2 · sha256:9e12502a85032c59… · /containers/cna/references/0

{"url":"https://git.kernel.org/stable/c/38f113f81d3f0adc658a4475dd3ecaec985e21d3"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:285c2977e71c495058177cf6ea0f8ec7c083fdd61b9afe279546d50caa4b0de2 · sha256:9e12502a85032c59… · /containers/cna/references/3

{"url":"https://git.kernel.org/stable/c/5846715b6382dd4c6a69b35a56ca6115d33bc2a0"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:285c2977e71c495058177cf6ea0f8ec7c083fdd61b9afe279546d50caa4b0de2 · sha256:9e12502a85032c59… · /containers/cna/references/2

{"url":"https://git.kernel.org/stable/c/744dd97752ef1076a8d8672bb0d8aa2c7abc1144"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:285c2977e71c495058177cf6ea0f8ec7c083fdd61b9afe279546d50caa4b0de2 · sha256:9e12502a85032c59… · /containers/cna/references/5

{"url":"https://git.kernel.org/stable/c/9de1eb0aac2862d6144b8db0ec1388e79f8bc3e1"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:285c2977e71c495058177cf6ea0f8ec7c083fdd61b9afe279546d50caa4b0de2 · sha256:9e12502a85032c59… · /containers/cna/references/4

{"url":"https://git.kernel.org/stable/c/bf477abd448c76bb8ea51c9b4f63a3a17c4b6239"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:285c2977e71c495058177cf6ea0f8ec7c083fdd61b9afe279546d50caa4b0de2 · sha256:9e12502a85032c59… · /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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