CVE-2023-46343

Summary

CVE-2023-46343 is a newly disclosed vulnerability affecting Linux kernels prior to version 6.5.9. This issue leads to a NULL pointer dereference in the function 'send_acknowledge' located in net/nfc/nci/spi.c. Exploitation of this vulnerability could result in a denial of service or possibly more severe consequences, such as code injection or system compromise. Attackers can trigger the vulnerability by sending a maliciously crafted NFC (Near Field Communication) packet to an affected system. Users are advised to update their Linux kernels as soon as possible to mitigate this risk.

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