#VU91647 Memory leak in Linux kernel - CVE-2024-26919

Vulnerability identifier: #VU91647

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-2024-26919

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 ulpi_register() function in drivers/usb/common/ulpi.c. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel: 6.1 - 6.1.78, 6.6 - 6.6.17, 6.7 - 6.7.5, 6.8 rc1 - 6.8 rc5

---

External links
https://git.kernel.org/stable/c/d31b886ed6a5095214062ee4fb55037eb930adb6
https://git.kernel.org/stable/c/330d22aba17a4d30a56f007d0f51291d7e00862b
https://git.kernel.org/stable/c/33713945cc92ea9c4a1a9479d5c1b7acb7fc4df3
https://git.kernel.org/stable/c/3caf2b2ad7334ef35f55b95f3e1b138c6f77b368
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.79
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.18
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.6
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8

---

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?