Vulnerability identifier: #VU90546

Vulnerability risk: Low

CVSSv3.1: 4.8 [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-2024-35917

CWE-ID: CWE-476

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 NULL pointer dereference within the bpf_skip(), asm(), bpf_jit_epilogue(), bpf_int_jit_compile(), bpf_jit_supports_far_kfunc_call() and bpf_arch_text_poke() functions in arch/s390/net/bpf_jit_comp.c. A local user can perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel:

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External links
http://git.kernel.org/stable/c/c3062bdb859b6e2567e7f5c8cde20c0250bb130f
http://git.kernel.org/stable/c/d3d74e45a060d218fe4b0c9174f0a77517509d8e
http://git.kernel.org/stable/c/7ded842b356d151ece8ac4985940438e6d3998bb

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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.