CVE-2024-56637

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2024-56637
In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: Hold module reference while requesting a module User space may unload ip_set.ko while it is itself requesting a set type backend module, leading to a kernel crash. The race condition may be provoked by inserting an mdelay() right after the nfnl_unlock() call.

4.7 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.0 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://git.kernel.org/stable/c/0e67805e805c1f3edd6f43adbe08ea14b552694b Patch
https://git.kernel.org/stable/c/456f010bfaefde84d3390c755eedb1b0a5857c3c Patch
https://git.kernel.org/stable/c/5bae60a933ba5d16eed55c6b279be51bcbbc79b0 Patch
https://git.kernel.org/stable/c/6099b5d3e37145484fac4b8b4070c3f1abfb3519 Patch
https://git.kernel.org/stable/c/90bf312a6b6b3d6012137f6776a4052ee85e0340 Patch
https://git.kernel.org/stable/c/ba5e070f36682d07ca7ad2a953e6c9d96be19dca Patch
https://git.kernel.org/stable/c/e5e2d3024753fdaca818b822e3827614bacbdccf Patch
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.13:rc1:*:*:*:*:*:*
History

07 Oct 2025, 20:27

Type Values Removed Values Added
First Time Linux linux Kernel
Linux
CPE cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.13:rc1:*:*:*:*:*:*
CWE CWE-362
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 4.7
Summary
  • (es) En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: netfilter: ipset: Mantener la referencia del módulo mientras se solicita un módulo El espacio de usuario puede descargar ip_set.ko mientras solicita un módulo de backend de tipo set, lo que provoca un bloqueo del kernel. La condición de ejecución puede provocarse insertando un mdelay() justo después de la llamada nfnl_unlock().
References () https://git.kernel.org/stable/c/0e67805e805c1f3edd6f43adbe08ea14b552694b - () https://git.kernel.org/stable/c/0e67805e805c1f3edd6f43adbe08ea14b552694b - Patch
References () https://git.kernel.org/stable/c/456f010bfaefde84d3390c755eedb1b0a5857c3c - () https://git.kernel.org/stable/c/456f010bfaefde84d3390c755eedb1b0a5857c3c - Patch
References () https://git.kernel.org/stable/c/5bae60a933ba5d16eed55c6b279be51bcbbc79b0 - () https://git.kernel.org/stable/c/5bae60a933ba5d16eed55c6b279be51bcbbc79b0 - Patch
References () https://git.kernel.org/stable/c/6099b5d3e37145484fac4b8b4070c3f1abfb3519 - () https://git.kernel.org/stable/c/6099b5d3e37145484fac4b8b4070c3f1abfb3519 - Patch
References () https://git.kernel.org/stable/c/90bf312a6b6b3d6012137f6776a4052ee85e0340 - () https://git.kernel.org/stable/c/90bf312a6b6b3d6012137f6776a4052ee85e0340 - Patch
References () https://git.kernel.org/stable/c/ba5e070f36682d07ca7ad2a953e6c9d96be19dca - () https://git.kernel.org/stable/c/ba5e070f36682d07ca7ad2a953e6c9d96be19dca - Patch
References () https://git.kernel.org/stable/c/e5e2d3024753fdaca818b822e3827614bacbdccf - () https://git.kernel.org/stable/c/e5e2d3024753fdaca818b822e3827614bacbdccf - Patch

27 Dec 2024, 15:15

Type Values Removed Values Added
New CVE
Information

Published : 2024-12-27 15:15

Updated : 2025-10-07 20:27

NVD link : CVE-2024-56637

Mitre link : CVE-2024-56637

CVE.ORG link : CVE-2024-56637

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-362

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')