CVE-2023-53687

MEDIUM EPSS 3.2%
Published Oct 7, 20258mo ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Oct 7, 2025 8mo ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: tty: serial: samsung_tty: Fix a memory leak in s3c24xx_serial_getclk() when iterating clk When the best clk is searched, we iterate over all possible clk. If we find a better match, the previous one, if any, needs to be freed. If a better match has already been found, we still need to free the new one, otherwise it leaks.

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
3.2% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-401

Affected Products 7

VendorProductVersionRange
linuxlinux_kernel*≥3.3  –  <4.14.322
linuxlinux_kernel*≥4.15  –  <4.19.291
linuxlinux_kernel*≥4.20  –  <5.4.251
linuxlinux_kernel*≥5.5  –  <5.10.188
linuxlinux_kernel*≥5.11  –  <5.15.121
linuxlinux_kernel*≥5.16  –  <6.1.40
linuxlinux_kernel*≥6.2  –  <6.4.5

References 8

  • git.kernel.org https://git.kernel.org/stable/c/01dd8a43a84616c830782166ba3cceb01ad95363
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/1962717c4649e026a4252fe6625175affd28a593
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/1f426293fef1c13742b2a685bf7e363f51f6ee03
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/46574e5a0a2aee41e6ebb979cfe1dbaea8693e16
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/832e231cff476102e8204a9e7bddfe5c6154a375
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/933e5b2998bc3a527d15efbf1e97c9e63297aa3c
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/9dd8091959bc41fee51d0827276a2b982e84adf0
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/f0bf102ef9b05d7294bd8d506755465f6867d944
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/01dd8a43a84616c830782166ba3cceb01ad95363
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/1962717c4649e026a4252fe6625175affd28a593
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/1f426293fef1c13742b2a685bf7e363f51f6ee03
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/46574e5a0a2aee41e6ebb979cfe1dbaea8693e16
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/832e231cff476102e8204a9e7bddfe5c6154a375
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/933e5b2998bc3a527d15efbf1e97c9e63297aa3c
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/9dd8091959bc41fee51d0827276a2b982e84adf0
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/f0bf102ef9b05d7294bd8d506755465f6867d944
    Patch