CVE-2023-53423

MEDIUM EPSS 3.4%
Published Sep 18, 20259mo ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Sep 18, 2025 9mo ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: objtool: Fix memory leak in create_static_call_sections() strdup() allocates memory for key_name. We need to release the memory in the following error paths. Add free() to avoid memory leak.

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
3.4% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-401

Affected Products 4

VendorProductVersionRange
linuxlinux_kernel*≥5.10  –  <5.10.173
linuxlinux_kernel*≥5.11  –  <5.15.100
linuxlinux_kernel*≥5.16  –  <6.1.18
linuxlinux_kernel*≥6.2  –  <6.2.5

References 5

  • git.kernel.org https://git.kernel.org/stable/c/3a75866a5ceff5d4fdd5471e06c4c4d03e0298b3
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/3da73f102309fe29150e5c35acd20dd82063ff67
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/a1368eaea058e451d20ea99ca27e72d9df0d16dd
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/a8f63d747bf7c983882a5ea7456a5f84ad3acad5
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d131718d9c45d559951f57c4b88209ca407433c4
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/3a75866a5ceff5d4fdd5471e06c4c4d03e0298b3
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/3da73f102309fe29150e5c35acd20dd82063ff67
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/a1368eaea058e451d20ea99ca27e72d9df0d16dd
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/a8f63d747bf7c983882a5ea7456a5f84ad3acad5
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d131718d9c45d559951f57c4b88209ca407433c4
    Patch