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CVE-2023-38432

Good to know:

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Date: July 17, 2023

An issue was discovered in the Linux kernel before 6.3.10. fs/smb/server/smb2misc.c in ksmbd does not validate the relationship between the command payload size and the RFC1002 length specification, leading to an out-of-bounds read.

Language: C

Severity Score

Related Resources (6)

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/fs/smb/server?id=2b9b8f3b68edb3d67d79962f02e26dbb5ae3808d
https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.10
https://people.canonical.com/~ubuntu-security/cve/CVE-2023-38432
https://nvd.nist.gov/vuln/detail/CVE-2023-38432
https://security.netapp.com/advisory/ntap-20230831-0002/
https://www.mend.io/vulnerability-database/CVE-2023-38432

Severity Score

Weakness Type (CWE)

Out-of-bounds Read

CWE-125

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): NONE
Availability (A): HIGH

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