Linux Kernel on ARM64 BPF tools/lib/bpf/usdt.c parse_usdt_arg reg_name memory leak
A vulnerability was found in Linux Kernel on ARM64. It has been rated as problematic. This issue affects the function parse_usdt_arg of the file tools/lib/bpf/usdt.c of the component BPF. The manipulation of the argument reg_name leads to memory leak. The CWE definition for the vulnerability is CWE-401. The weakness was released 10/17/2022. It is possible to read the advisory at git.kernel.org.
The identification of this vulnerability is CVE-2022-3533. The attack can only be initiated within the local network. Technical details are available. There is no exploit available. The pricing for an exploit might be around USD $0-$5k at the moment.
It is declared as not defined. We expect the 0-day to have been worth approximately $0-$5k.
The bugfix is ready for download at git.kernel.org. It is recommended to apply a patch to fix this issue. A possible mitigation has been published even before and not after the disclosure of the vulnerability.
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