#VU98862 Memory leak in Linux kernel - CVE-2024-47677
Vulnerability identifier: #VU98862
Vulnerability 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
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
Linux kernel
Operating systems & Components /
Operating system
Vendor: Linux Foundation
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, 6.10.1, 6.10.2, 6.10.3, 6.10.4, 6.10.5, 6.10.6, 6.10.7, 6.10.8, 6.10.9, 6.10.10, 6.10.11, 6.10.12, 6.11, 6.11.1
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.
