Riskcovery

CVE-2023-39180

Kernel: ksmbd: read request memory leak denial-of-service vulnerability

State
Published
Severity
4.0 Medium
Published
Nov 18, 2024
Updated
Nov 18, 2024
Reserved
Jul 25, 2023

Read the record on cve.org

Description

A flaw was found within the handling of SMB2_READ commands in the kernel ksmbd module. The issue results from not releasing memory after its effective lifetime. An attacker can leverage this to create a denial-of-service condition on affected installations of Linux. Authentication is not required to exploit this vulnerability, but only systems with ksmbd enabled are vulnerable.

Scores

CVSSScoreVectorSource
3.14.0 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:Lfedora

Weaknesses

Affected Products

ProductVersions
kernel
  • e202a1e8634b186da38cbbff85382ea2b9e297cf and laterNot affected
Red Hat Enterprise Linux 6Red Hat
    Red Hat Enterprise Linux 7Red Hat
      Red Hat Enterprise Linux 7Red Hat
        Red Hat Enterprise Linux 8Red Hat
          Red Hat Enterprise Linux 8Red Hat
            Red Hat Enterprise Linux 9Red Hat
              Red Hat Enterprise Linux 9Red Hat

                References

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