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CVE-2026-43215

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix locking usage for tcon fields We used to use the cifs_tcp_ses_lock to protect a lot of objects that are not just the server, ses or tcon lists. We later introduced srv_lock, ses_lock and tc_lock to protect fields within the corresponding structs. This was done to provide a more granular protection and avoid unnecessary serialization. There were still a couple of uses of cifs_tcp_ses_lock to provide tcon fields. In t
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:8c2958f9632d9ce6699e07a9b920da0e4695069a2ad67576e20cbec1deaa41ef
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/client/cached_dir.c","fs/smb/client/smb2misc.c","fs/smb/client/smb2ops.c","fs/smb/client/smb2pdu.c","fs/smb/client/trace.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"953953abb66e52c224057ab91e404284fefeab62","status":"affected","version":"d7d7a66aacd6fd8ca57baf08a7bac5421282f6f8","versionType":"git"},{"lessThan":"601dd3b79769b38d30b693c40afdb2a4b7edf9d0","status":"affected","version":"d7d7a66aacd6fd8ca57baf08a7bac5421282f6f8","versionType":"git"},{"…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:b9e39ab4d0128db525c3a06742be6904c7fa908897d03ce1955c5dd7c67d46de · sha256:8cf0dac4bd5302de… · /containers/cna/affected/0

{"defaultStatus":"affected","product":"Linux","programFiles":["fs/smb/client/cached_dir.c","fs/smb/client/smb2misc.c","fs/smb/client/smb2ops.c","fs/smb/client/smb2pdu.c","fs/smb/client/trace.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.0"},{"lessThan":"6.0","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.128","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.75","versionType":"semver"}…

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:b9e39ab4d0128db525c3a06742be6904c7fa908897d03ce1955c5dd7c67d46de · sha256:8cf0dac4bd5302de… · /containers/cna/affected/1

Affected products and versions

2 source assertions
{"defaultStatus":"unaffected","product":"Linux","programFiles":["fs/smb/client/cached_dir.c","fs/smb/client/smb2misc.c","fs/smb/client/smb2ops.c","fs/smb/client/smb2pdu.c","fs/smb/client/trace.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"953953abb66e52c224057ab91e404284fefeab62","status":"affected","version":"d7d7a66aacd6fd8ca57baf08a7bac5421282f6f8","versionType":"git"},{"lessThan":"601dd3b79769b38d30b693c40afdb2a4b7edf9d0","status":"affected","version":"d7d7a66aacd6fd8ca57baf08a7bac5421282f6f8","versionType":"git"},{"…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:b9e39ab4d0128db525c3a06742be6904c7fa908897d03ce1955c5dd7c67d46de · sha256:8cf0dac4bd5302de… · /containers/cna/affected/0
{"defaultStatus":"affected","product":"Linux","programFiles":["fs/smb/client/cached_dir.c","fs/smb/client/smb2misc.c","fs/smb/client/smb2ops.c","fs/smb/client/smb2pdu.c","fs/smb/client/trace.h"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.0"},{"lessThan":"6.0","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.128","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.75","versionType":"semver"}…
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:b9e39ab4d0128db525c3a06742be6904c7fa908897d03ce1955c5dd7c67d46de · sha256:8cf0dac4bd5302de… · /containers/cna/affected/1

Provider-owned CVSS observations

1 source assertion
{"metric":{"baseScore":8.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/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:b9e39ab4d0128db525c3a06742be6904c7fa908897d03ce1955c5dd7c67d46de · sha256:8cf0dac4bd5302de… · /containers/cna/metrics/0/cvssV3_1

Source references

5 source assertions
{"url":"https://git.kernel.org/stable/c/3969db6b22e3d90d8c5f22ac1a7fe0350a94c136"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:b9e39ab4d0128db525c3a06742be6904c7fa908897d03ce1955c5dd7c67d46de · sha256:8cf0dac4bd5302de… · /containers/cna/references/2
{"url":"https://git.kernel.org/stable/c/601dd3b79769b38d30b693c40afdb2a4b7edf9d0"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:b9e39ab4d0128db525c3a06742be6904c7fa908897d03ce1955c5dd7c67d46de · sha256:8cf0dac4bd5302de… · /containers/cna/references/1
{"url":"https://git.kernel.org/stable/c/8c59eeeeffa1524ef57e173a89a1a3ff539888d5"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:b9e39ab4d0128db525c3a06742be6904c7fa908897d03ce1955c5dd7c67d46de · sha256:8cf0dac4bd5302de… · /containers/cna/references/3
{"url":"https://git.kernel.org/stable/c/953953abb66e52c224057ab91e404284fefeab62"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:b9e39ab4d0128db525c3a06742be6904c7fa908897d03ce1955c5dd7c67d46de · sha256:8cf0dac4bd5302de… · /containers/cna/references/0
{"url":"https://git.kernel.org/stable/c/96c4af418586ee9a6aab61738644366426e05316"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:b9e39ab4d0128db525c3a06742be6904c7fa908897d03ce1955c5dd7c67d46de · sha256:8cf0dac4bd5302de… · /containers/cna/references/4

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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