CVE-2023-38428

linux: An issue was discovered in the Linux kernel before 6.3.4

CVE-2023-38428 is fixed in linux on 1 platform, first by DEBIAN-CVE-2023-38428, released July 18, 2023. It is not reported as exploited. Patch Radar priority: Urgent.

Urgent
CVSS
9.1
critical
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0316
88th percentile

An issue was discovered in the Linux kernel before 6.3.4. fs/ksmbd/smb2pdu.c in ksmbd does not properly check the UserName value because it does not consider the address of security buffer, leading to an out-of-bounds read.

Where it's fixed

ProductFixed inFixReleased
Linux
linux · Debian 12.15 (bookworm) 6.1.37-1 DEBIAN-CVE-2023-38428 Jul 18, 2023
linux · Debian 13.5 (trixie) 6.3.7-1 DEBIAN-CVE-2023-38428 Jul 18, 2023
linux · Debian 14 6.3.7-1 DEBIAN-CVE-2023-38428 Jul 18, 2023

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