CVE Explorer

CVE-2026-64535

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: Fix potential UAF when ddgst mismatch Shivam Kumar found via vulnerability testing: When data digest is enabled on an NVMe/TCP connection and a digest mismatch occurs on a non-final H2C_DATA PDU during an R2T-based data transfer, the digest error handler in nvmet_tcp_try_recv_ddgst() calls nvmet_req_uninit() — which performs percpu_ref_put() on the submission queue — but does NOT mark the command as completed. It do

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:c722842ed78362aebf5fbf78eea13943b816fae23636a22f42e48309d450b7b3

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":["drivers/nvme/target/tcp.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.178","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.145","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.97","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.40","versionType":"semver"},{"lessThanOrEqual":"*","status":…

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:4347f7b90dd09a95553c0747654d126e8e58876334155b115f4b189dd54bac81 · sha256:7ec493ed5a09acfb… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/nvme/target/tcp.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"96fe2513df590e74b04253a45089cae75569570e","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"e091ff83d962f9ed00d9bd70443676de9fe98bdc","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"6f9442983a3e4227afd1c83a5251ddbca585ea21","status":"affected","version":"1da177e4c3f41524e886…

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:4347f7b90dd09a95553c0747654d126e8e58876334155b115f4b189dd54bac81 · sha256:7ec493ed5a09acfb… · /containers/cna/affected/0

Affected products and versions

2 source assertions

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:4347f7b90dd09a95553c0747654d126e8e58876334155b115f4b189dd54bac81 · sha256:7ec493ed5a09acfb… · /containers/cna/affected/1

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:4347f7b90dd09a95553c0747654d126e8e58876334155b115f4b189dd54bac81 · sha256:7ec493ed5a09acfb… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion

{"metric":{"baseScore":9.8,"baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/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:v2:4347f7b90dd09a95553c0747654d126e8e58876334155b115f4b189dd54bac81 · sha256:7ec493ed5a09acfb… · /containers/cna/metrics/0/cvssV3_1

Source references

5 source assertions

{"url":"https://git.kernel.org/stable/c/088ee46c18d99baef453afd74181dd40ade044ad"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:4347f7b90dd09a95553c0747654d126e8e58876334155b115f4b189dd54bac81 · sha256:7ec493ed5a09acfb… · /containers/cna/references/3

{"url":"https://git.kernel.org/stable/c/6f9442983a3e4227afd1c83a5251ddbca585ea21"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:4347f7b90dd09a95553c0747654d126e8e58876334155b115f4b189dd54bac81 · sha256:7ec493ed5a09acfb… · /containers/cna/references/2

{"url":"https://git.kernel.org/stable/c/96fe2513df590e74b04253a45089cae75569570e"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:4347f7b90dd09a95553c0747654d126e8e58876334155b115f4b189dd54bac81 · sha256:7ec493ed5a09acfb… · /containers/cna/references/0

{"url":"https://git.kernel.org/stable/c/dbbd07d0a7020b80f6a7028e561908f7b83b3d5a"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:4347f7b90dd09a95553c0747654d126e8e58876334155b115f4b189dd54bac81 · sha256:7ec493ed5a09acfb… · /containers/cna/references/4

{"url":"https://git.kernel.org/stable/c/e091ff83d962f9ed00d9bd70443676de9fe98bdc"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:4347f7b90dd09a95553c0747654d126e8e58876334155b115f4b189dd54bac81 · sha256:7ec493ed5a09acfb… · /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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