CVE-2026-43377

EUVD-2026-28683
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
8.1 HIGH
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 15%
Affected Products (NVD)
VendorProductVersion
linuxlinux_kernel
5.15 ≤
𝑥
< 6.1.167
linuxlinux_kernel
6.2 ≤
𝑥
< 6.6.130
linuxlinux_kernel
6.7 ≤
𝑥
< 6.12.78
linuxlinux_kernel
6.13 ≤
𝑥
< 6.18.20
linuxlinux_kernel
6.19 ≤
𝑥
< 6.19.9
linuxlinux_kernel
7.0:rc1
linuxlinux_kernel
7.0:rc2
linuxlinux_kernel
7.0:rc3
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
linux
bookworm
6.1.170-3
fixed
bookworm (security)
6.1.174-1
fixed
bullseye
5.10.223-1
fixed
bullseye (security)
5.10.257-1
fixed
forky
7.0.12-2
fixed
sid
7.0.13-1
fixed
trixie
6.12.86-1
fixed
trixie (security)
6.12.94-1
fixed
Vulnerability Media Exposure
References
https://git.kernel.org/stable/c/3fe2d9ec166b7df9a8df6c0fdcfc210572e27e3f
https://git.kernel.org/stable/c/407cc37c21d51f9b9d4d20204b04890880cfa6ae
https://git.kernel.org/stable/c/4084ed720d7d5f4e975c9e4a6267a552dad3b24a
https://git.kernel.org/stable/c/441336115df26b966575de56daf7107ed474faed
https://git.kernel.org/stable/c/c6b01b997a2094969e315f1ebfc1d64b8ae2163d
https://git.kernel.org/stable/c/fec5c70b82af3f59f15bb984df94e5ad1fccfb1e