CVE-2023-53006

MEDIUM EPSS 8.7%
Published Mar 27, 20251y ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Mar 27, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: cifs: Fix oops due to uncleared server->smbd_conn in reconnect In smbd_destroy(), clear the server->smbd_conn pointer after freeing the smbd_connection struct that it points to so that reconnection doesn't get confused.

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
8.7% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Affected Products 10

VendorProductVersionRange
linuxlinux_kernel*≥4.16  –  <4.19.272
linuxlinux_kernel*≥4.20  –  <5.4.231
linuxlinux_kernel*≥5.5  –  <5.10.166
linuxlinux_kernel*≥5.11  –  <5.15.91
linuxlinux_kernel*≥5.16  –  <6.1.9
linuxlinux_kernel6.2any
linuxlinux_kernel6.2any
linuxlinux_kernel6.2any
linuxlinux_kernel6.2any
linuxlinux_kernel6.2any

References 6

  • git.kernel.org https://git.kernel.org/stable/c/4b83bc6f87eedab4599b0123e572a422689444be
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5109607a4ece7cd8536172bf7549eb4dce1f3576
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/91be54849d5392050f5b847b42bd5e6221551ac8
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/a9640c0b268405f2540e8203a545e930ea88bb7d
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b7ab9161cf5ddc42a288edf9d1a61f3bdffe17c7
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/e037baee16e0b9ace7e730888fcae9cec11daff2
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/4b83bc6f87eedab4599b0123e572a422689444be
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5109607a4ece7cd8536172bf7549eb4dce1f3576
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/91be54849d5392050f5b847b42bd5e6221551ac8
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/a9640c0b268405f2540e8203a545e930ea88bb7d
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b7ab9161cf5ddc42a288edf9d1a61f3bdffe17c7
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/e037baee16e0b9ace7e730888fcae9cec11daff2
    Patch