PT-2024-12777 · Linux+2 · Linux Kernel+2

Pumpkin · Published 2023-07-23 · Updated 2026-01-13 · CVE-2023-39179

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions Linux Kernel ksmbd (affected versions not specified)

Description A flaw was found in the handling of SMB2 read requests in the kernel ksmbd module. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this to disclose sensitive information on affected installations of Linux. Only systems with ksmbd enabled are vulnerable.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

BDU:2025-15009

CVE-2023-39179

OESA-2025-1963

ZDI-24-588

Affected Products

Astra Linux

Linux Kernel

Red Os

References · 46

• https://security-tracker.debian.org/tracker/CVE-2023-39179 · Vendor Advisory
• https://osv.dev/vulnerability/BELL-CVE-2023-39179 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-21891 · Security Note
• https://ubuntu.com/security/CVE-2023-39179 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-4458 · Security Note
• https://osv.dev/vulnerability/CVE-2023-39179 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-38387 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-38063 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-21700 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2022-49183 · Security Note
• https://bdu.fstec.ru/vul/2025-15009 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-38474 · Security Note
• https://zerodayinitiative.com/advisories/ZDI-24-588 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-38332 · Security Note
• https://cve.org/CVERecord?id=CVE-2023-39179 · Security Note