#VU102198 Improper error handling in Linux kernel - CVE-2024-56681
Published: December 30, 2024 / Updated: May 11, 2025
Vulnerability identifier: #VU102198
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2024-56681
CWE-ID: CWE-388
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper error handling within the ahash_hmac_setkey() and ahash_hmac_init() functions in drivers/crypto/bcm/cipher.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/05f0a3f5477ecaa1cf46448504afe9e7c2e96fcc
- https://git.kernel.org/stable/c/19630cf57233e845b6ac57c9c969a4888925467b
- https://git.kernel.org/stable/c/28f8ffa945f7d7150463e15097ea73b19529d6f5
- https://git.kernel.org/stable/c/4ea3e3b761e371102bb1486778e2f8dbc9e37413
- https://git.kernel.org/stable/c/75e1e38e5d80d6d9011b7322698ffba3dd3db30a
- https://git.kernel.org/stable/c/8f1a9a960b1107bd0e0ec3736055f5ed0e717edf
- https://git.kernel.org/stable/c/ae5253313e0ea5f00c06176074592b7f493c8546
- https://git.kernel.org/stable/c/bba9e38c5ad41d0a88b22a59e5b6dd3e31825118
- https://git.kernel.org/stable/c/ee36db8e8203420e6d5c42eb9428920c2fc36532
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.11