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CVE-2026-52996

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix durable fd leak on ClientGUID mismatch in durable v2 open ksmbd_lookup_fd_cguid() returns a ksmbd_file with its refcount incremented via ksmbd_fp_get(). parse_durable_handle_context() in the DURABLE_REQ_V2 case properly releases this reference on every path inside the ClientGUID-match branch, either by calling ksmbd_put_durable_fd() or by transferring ownership to dh_info->fp for a successful reconnect. However, whe
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:7dbd83ae5f2a81bf532b1324d022357b928ccbe127c39d9e4abddbb3e65650bb
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":["fs/smb/server/smb2pdu.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.9"},{"lessThan":"6.9","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.141","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.91","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.33","versionType":"semver"},{"lessThanO…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:b21676cadf423631a410832d85029be7170c40abe855052aa84c3e5d297226d1 · sha256:52c9ee0befccf00c… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["fs/smb/server/smb2pdu.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"407b6e699ba8b45b72cc265eed8a1bc8a7191609","status":"affected","version":"8df4bcdb0a4232192b2445256c39b787d58ef14d","versionType":"git"},{"lessThan":"f31beef633fbf2b5af7805fa187a10bcff1d4b49","status":"affected","version":"c8efcc786146a951091588e5fa7e3c754850cb3c","versionType":"git"},{"lessThan":"06f709d0e531f3e54d88665dd426be3998a774e6","status":"affected","version":"c8efcc786146a951091588…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:b21676cadf423631a410832d85029be7170c40abe855052aa84c3e5d297226d1 · sha256:52c9ee0befccf00c… · /containers/cna/affected/0

Affected products and versions

2 source assertions
{"defaultStatus":"affected","product":"Linux","programFiles":["fs/smb/server/smb2pdu.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.9"},{"lessThan":"6.9","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.141","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.91","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.33","versionType":"semver"},{"lessThanO…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:b21676cadf423631a410832d85029be7170c40abe855052aa84c3e5d297226d1 · sha256:52c9ee0befccf00c… · /containers/cna/affected/1
{"defaultStatus":"unaffected","product":"Linux","programFiles":["fs/smb/server/smb2pdu.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"407b6e699ba8b45b72cc265eed8a1bc8a7191609","status":"affected","version":"8df4bcdb0a4232192b2445256c39b787d58ef14d","versionType":"git"},{"lessThan":"f31beef633fbf2b5af7805fa187a10bcff1d4b49","status":"affected","version":"c8efcc786146a951091588e5fa7e3c754850cb3c","versionType":"git"},{"lessThan":"06f709d0e531f3e54d88665dd426be3998a774e6","status":"affected","version":"c8efcc786146a951091588…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:b21676cadf423631a410832d85029be7170c40abe855052aa84c3e5d297226d1 · sha256:52c9ee0befccf00c… · /containers/cna/affected/0

Source references

5 source assertions
{"url":"https://git.kernel.org/stable/c/06f709d0e531f3e54d88665dd426be3998a774e6"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:b21676cadf423631a410832d85029be7170c40abe855052aa84c3e5d297226d1 · sha256:52c9ee0befccf00c… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/407b6e699ba8b45b72cc265eed8a1bc8a7191609"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:b21676cadf423631a410832d85029be7170c40abe855052aa84c3e5d297226d1 · sha256:52c9ee0befccf00c… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/804054d19886ac6628883d82410f6ee42a818664"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:b21676cadf423631a410832d85029be7170c40abe855052aa84c3e5d297226d1 · sha256:52c9ee0befccf00c… · /containers/cna/references/4
{"url":"https://git.kernel.org/stable/c/8c4a0ef19c8264c150833131af34541495832cd0"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:b21676cadf423631a410832d85029be7170c40abe855052aa84c3e5d297226d1 · sha256:52c9ee0befccf00c… · /containers/cna/references/3
{"url":"https://git.kernel.org/stable/c/f31beef633fbf2b5af7805fa187a10bcff1d4b49"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:b21676cadf423631a410832d85029be7170c40abe855052aa84c3e5d297226d1 · sha256:52c9ee0befccf00c… · /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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