Memory leak in Linux kernel exfat



| Updated: 2025-05-12
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-47677
CWE-ID CWE-401
Exploitation vector Local
Public exploit N/A
Vulnerable software
 Linux kernel
Operating systems & Components / Operating system

Vendor Linux Foundation

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Memory leak

EUVDB-ID: #VU98862

Risk: Low

CVSSv4.0: 4.3 [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-2024-47677

CWE-ID: CWE-401 - Missing release of memory after effective lifetime

Exploit availability: No

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to memory leak within the exfat_create_upcase_table() function in fs/exfat/nls.c. A local user can perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Linux kernel: 6.10 - 6.11.1

CPE2.3 External links

https://git.kernel.org/stable/c/f9835aec49670c46ebe2973032caaa1043b3d4da
https://git.kernel.org/stable/c/331ed2c739ce656a67865f6b3ee0a478349d78cb
https://git.kernel.org/stable/c/c290fe508eee36df1640c3cb35dc8f89e073c8a8
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.13
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.2
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



###SIDEBAR###