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CVE-2025-68817

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in ksmbd_tree_connect_put under concurrency Under high concurrency, A tree-connection object (tcon) is freed on a disconnect path while another path still holds a reference and later executes *_put()/write on it.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:f2c9916a3cd47668e85f8ba78fc72985ffaf2ec89f2480061a58191212161e6c
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":["fs/smb/server/mgmt/tree_connect.c","fs/smb/server/mgmt/tree_connect.h","fs/smb/server/smb2pdu.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"446beed646b2e426dd53d27358365f8678e1dd01","status":"affected","version":"dd45db4d9bbc8f122a9b4db5ce94ae29fcf03d3c","versionType":"git"},{"lessThan":"d092de8a26c952379ded8e6b0bda31d89befac1a","status":"affected","version":"7b58ee8d0b91359554cf219cd4f33872ea2afd66","versionType":"git"},{"lessThan":"d64977495e44855f2b28d8c…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:919032027e18ed6e1d95a1f09bc584834387d1624610bf90dc16aa34c89b9031 · sha256:4a2f897e26e3aeab… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["fs/smb/server/mgmt/tree_connect.c","fs/smb/server/mgmt/tree_connect.h","fs/smb/server/smb2pdu.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.6"},{"lessThan":"6.6","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.199","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.160","versionType":"semver"},{"lessThanOrEqual":"6.6.*","stat…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:919032027e18ed6e1d95a1f09bc584834387d1624610bf90dc16aa34c89b9031 · sha256:4a2f897e26e3aeab… · /containers/cna/affected/1

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","product":"Linux","programFiles":["fs/smb/server/mgmt/tree_connect.c","fs/smb/server/mgmt/tree_connect.h","fs/smb/server/smb2pdu.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"446beed646b2e426dd53d27358365f8678e1dd01","status":"affected","version":"dd45db4d9bbc8f122a9b4db5ce94ae29fcf03d3c","versionType":"git"},{"lessThan":"d092de8a26c952379ded8e6b0bda31d89befac1a","status":"affected","version":"7b58ee8d0b91359554cf219cd4f33872ea2afd66","versionType":"git"},{"lessThan":"d64977495e44855f2b28d8c…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:919032027e18ed6e1d95a1f09bc584834387d1624610bf90dc16aa34c89b9031 · sha256:4a2f897e26e3aeab… · /containers/cna/affected/0
{"defaultStatus":"affected","product":"Linux","programFiles":["fs/smb/server/mgmt/tree_connect.c","fs/smb/server/mgmt/tree_connect.h","fs/smb/server/smb2pdu.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.6"},{"lessThan":"6.6","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.199","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.160","versionType":"semver"},{"lessThanOrEqual":"6.6.*","stat…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:919032027e18ed6e1d95a1f09bc584834387d1624610bf90dc16aa34c89b9031 · sha256:4a2f897e26e3aeab… · /containers/cna/affected/1

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:v2:919032027e18ed6e1d95a1f09bc584834387d1624610bf90dc16aa34c89b9031 · sha256:4a2f897e26e3aeab… · /containers/cna/metrics/0/cvssV3_1

Source references

6 source assertions
{"url":"https://git.kernel.org/stable/c/063cbbc6f595ea36ad146e1b7d2af820894beb21"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:919032027e18ed6e1d95a1f09bc584834387d1624610bf90dc16aa34c89b9031 · sha256:4a2f897e26e3aeab… · /containers/cna/references/4
{"url":"https://git.kernel.org/stable/c/21a3d01fc6db5129f81edb0ab7cb94fd758bcbea"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:919032027e18ed6e1d95a1f09bc584834387d1624610bf90dc16aa34c89b9031 · sha256:4a2f897e26e3aeab… · /containers/cna/references/3
{"url":"https://git.kernel.org/stable/c/446beed646b2e426dd53d27358365f8678e1dd01"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:919032027e18ed6e1d95a1f09bc584834387d1624610bf90dc16aa34c89b9031 · sha256:4a2f897e26e3aeab… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/b39a1833cc4a2755b02603eec3a71a85e9dff926"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:919032027e18ed6e1d95a1f09bc584834387d1624610bf90dc16aa34c89b9031 · sha256:4a2f897e26e3aeab… · /containers/cna/references/5
{"url":"https://git.kernel.org/stable/c/d092de8a26c952379ded8e6b0bda31d89befac1a"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:919032027e18ed6e1d95a1f09bc584834387d1624610bf90dc16aa34c89b9031 · sha256:4a2f897e26e3aeab… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/d64977495e44855f2b28d8ce56107c963a7a50e4"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:919032027e18ed6e1d95a1f09bc584834387d1624610bf90dc16aa34c89b9031 · sha256:4a2f897e26e3aeab… · /containers/cna/references/2

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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