CVE-2025-38562Not scoredCWE-476

CVE-2025-38562: ksmbd: fix null pointer dereference error in generate_encryptionkey

Linux

Vendor fix available · Affected: Linux · Exploitation: likely to be exploited (10% or more)

Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.

14.6%probability of exploitation in the next 30 days

96th percentile

050100

Higher than 96% of scored CVEs

Not scored yet. The CVE record carries no CVSS score.

DescriptionCVE.org

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.

Affected products2

From the CVE record. A product or version that is not listed is unknown, not unaffected.

Linux · LinuxVersions not stated
Linux · Linux5.15

On the Atlas

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Open the Atlas

Exploitation: Likely to be exploited (10% or more). EPSS gives it a 10% or higher chance of exploitation in the next 30 days.
CISA KEV: Not listed
Public check: No public nuclei template
Weakness: NULL Pointer Dereference · Memory Corruption
Vendor: Linux
Published: August 2025
Band: Likely to be exploited (10% or more), August 2025

CoverageNo articles yet

No CyberSIXT article names CVE-2025-38562 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.