CVE-2025-38562

MEDIO 5.5CVE-2025-38562 · Published 19/08/2025 · updated 17/06/2026

In breve

CVE-2025-38562 è una vulnerabilità MEDIO (CVSS 5.5).
Probabilità di sfruttamento nei prossimi 30 giorni (EPSS): 11.9%, superiore al 96.1% delle vulnerabilità.
Nessuna versione corretta ancora nota: segui l'avviso del produttore nei riferimenti.

Package	Affected versions	Patched versions
—	No affected product versions are listed for this vulnerability yet.

Description

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix null pointer dereference error in generate_encryptionkey If client send two session setups with krb5 authenticate to ksmbd, null pointer dereference error in generate_encryptionkey could happen. sess->Preauth_HashValue is set to NULL if session is valid. So this patch skip generate encryption key if session is valid.

References

git.kernel.org/stable/c/015ef163d65496ae3ba6192c96140a22743f0353 · Patch
git.kernel.org/stable/c/2a30ed6428ce83afedca1a6c5c5c4247bcf12d0e · Patch
git.kernel.org/stable/c/922f85e6e88fdea723a26854c3a6dcb4beb8d0b9
git.kernel.org/stable/c/96a82e19434a2522525baab59c33332658bc7653 · Patch
git.kernel.org/stable/c/9b493ab6f35178afd8d619800df9071992f715de · Patch
git.kernel.org/stable/c/9c2dbbc959e1fcc6f603a1a843e9cf743ba383bb · Patch
git.kernel.org/stable/c/d79c8bebaa622ee223128be7c66d8aaeeb634a57 · Patch
zerodayinitiative.com/advisories/ZDI-25-917 · Mailing List
lists.debian.org/debian-lts-announce/2025/10/msg00008.html · Mailing List

Running one of these products? Scan your site to see whether it exposes a vulnerable version.

Scan my site free