CVE-2023-53061

MEDIUM EPSS 5.5%
Published May 2, 20251y ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published May 2, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix possible refcount leak in smb2_open() Reference count of acls will leak when memory allocation fails. Fix this by adding the missing posix_acl_release().

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
5.5% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Affected Products 6

VendorProductVersionRange
linuxlinux_kernel*≥5.15  –  <5.15.105
linuxlinux_kernel*≥5.16  –  <6.1.22
linuxlinux_kernel*≥6.2  –  <6.2.9
linuxlinux_kernel6.3any
linuxlinux_kernel6.3any
linuxlinux_kernel6.3any

References 4

  • git.kernel.org https://git.kernel.org/stable/c/2624b445544ffc1472ccabfb6ec867c199d4c95c
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/303f8e58cc3ace744801dcdcabfc06ffc72ed62d
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/a22c49a05e5e7aa2c414fbc42c49c4c01a5c9a78
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/c33344b7972225b232966f95d31f6312dcc6273d
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/2624b445544ffc1472ccabfb6ec867c199d4c95c
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/303f8e58cc3ace744801dcdcabfc06ffc72ed62d
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/a22c49a05e5e7aa2c414fbc42c49c4c01a5c9a78
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/c33344b7972225b232966f95d31f6312dcc6273d
    Patch