#VU102089 Out-of-bounds read in Linux kernel - CVE-2024-56555

Vulnerability identifier: #VU102089

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-2024-56555

CWE-ID: CWE-125

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 an out-of-bounds read error within the binder_add_freeze_work() function in drivers/android/binder.c. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel: 6.12, 6.12.1, 6.12.2, 6.12.3

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External links
https://git.kernel.org/stable/c/011e69a1b23011c0db3af4b8293fdd4522cc97b0
https://git.kernel.org/stable/c/6b1be1da1f8279cf091266e71b5153c5b02aaff6
https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.4

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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.