In the Linux kernel, the following vulnerability has been resolved:

ksmbd: Don't log keys in SMB3 signing and encryption key generation

When KSMBD_DEBUG_AUTH logging is enabled, generate_smb3signingkey() and
generate_smb3encryptionkey() log the session, signing, encryption, and
decryption key bytes. Remove the logs to avoid exposing credentials.

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Linux Linux unaffected
Version Status Constraints
e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 affected < 4084ed720d7d5f4e975c9e4a6267a552dad3b24a
e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 affected < fec5c70b82af3f59f15bb984df94e5ad1fccfb1e
e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 affected < 3fe2d9ec166b7df9a8df6c0fdcfc210572e27e3f
e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 affected < 407cc37c21d51f9b9d4d20204b04890880cfa6ae
e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 affected < c6b01b997a2094969e315f1ebfc1d64b8ae2163d
e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 affected < 441336115df26b966575de56daf7107ed474faed
Linux Linux affected
Version Status Constraints
5.15 affected —
0 unaffected < 5.15
6.1.167 unaffected ≤ 6.1.*
6.6.130 unaffected ≤ 6.6.*
6.12.78 unaffected ≤ 6.12.*
6.18.20 unaffected ≤ 6.18.*
6.19.9 unaffected ≤ 6.19.*
7.0 unaffected ≤ *

No data.

No data.

No data.

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Advisories

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Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://git.kernel.org/stable/c/3fe2d9ec166b7df9a8df6c0fdcfc210572e27e3f cve-icon cve-icon
https://git.kernel.org/stable/c/407cc37c21d51f9b9d4d20204b04890880cfa6ae cve-icon cve-icon
https://git.kernel.org/stable/c/4084ed720d7d5f4e975c9e4a6267a552dad3b24a cve-icon cve-icon
https://git.kernel.org/stable/c/441336115df26b966575de56daf7107ed474faed cve-icon cve-icon
https://git.kernel.org/stable/c/c6b01b997a2094969e315f1ebfc1d64b8ae2163d cve-icon cve-icon
https://git.kernel.org/stable/c/fec5c70b82af3f59f15bb984df94e5ad1fccfb1e cve-icon cve-icon
History

Fri, 08 May 2026 14:45:00 +0000

Type Values Removed Values Added
Description In the Linux kernel, the following vulnerability has been resolved: ksmbd: Don't log keys in SMB3 signing and encryption key generation When KSMBD_DEBUG_AUTH logging is enabled, generate_smb3signingkey() and generate_smb3encryptionkey() log the session, signing, encryption, and decryption key bytes. Remove the logs to avoid exposing credentials.
Title ksmbd: Don't log keys in SMB3 signing and encryption key generation
First Time appeared Linux
Linux linux Kernel
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published:

Updated: 2026-05-08T14:21:26.618Z

Reserved: 2026-05-01T14:12:56.006Z

Link: CVE-2026-43377

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-05-08T15:16:48.877

Modified: 2026-05-08T15:16:48.877

Link: CVE-2026-43377

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses

No weakness.