Vulnerability identifier: #VU87748

Vulnerability risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-52435

CWE-ID: CWE-119

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 a boundary error within the skb_segment() function. A local user can trigger memory corruption and crash the kernel.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Linux kernel:

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External links
http://git.kernel.org/stable/c/95b3904a261a9f810205da560e802cc326f50d77
http://git.kernel.org/stable/c/23d05d563b7e7b0314e65c8e882bc27eac2da8e7
http://git.kernel.org/stable/c/cd1022eaf87be8e6151435bd4df4c242c347e083
http://git.kernel.org/stable/c/8f8f185643747fbb448de6aab0efa51c679909a3
http://git.kernel.org/stable/c/6c53e8547687d9c767c139cd4b50af566f58c29a
http://git.kernel.org/stable/c/989b0ff35fe5fc9652ee5bafbe8483db6f27b137

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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.