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CVE-2023-32255

Kernel: memory leak via ksmbd session setup request with unknown ntlmssp message type

CVSS 5.3 MEDIUMEPSS 0.5%CWE-772
A flaw was found in the Linux kernel's ksmbd component. A memory leak can occur if a client sends a session setup request with an unknown NTLMSSP message type, potentially leading to resource exhaustion.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Affected products
linuxRed Hat · Red Hat Enterprise Linux 10Red Hat · Red Hat Enterprise Linux 6Red Hat · Red Hat Enterprise Linux 7Red Hat · Red Hat Enterprise Linux 8Red Hat · Red Hat Enterprise Linux 9Red Hat · Red Hat In-Vehicle Operating System 1

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References
https://access.redhat.com/security/cve/CVE-2023-32255https://bugzilla.redhat.com/show_bug.cgi?id=2385884https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6d7cb549c2ca20e1f07593f15e936fd54b763028https://www.zerodayinitiative.com/advisories/ZDI-23-703/