Onlytheduck

تم الإبلاغ عن مشكلة تتعلق بالتحقق غير الصحيح من صحة الشهادات، مما قد يسمح للمهاجمين عن بُعد بالتحايل على أمن النظام في حالة استغلال هذه الثغرة.

This issue allows remote attackers to execute arbitrary code on affected installations of Netatalk. Authentication is not required to exploit this issue. The specific flaw exists within the `dsi writeinit` function. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a fixed-length heap-based buffer. An attacker can leverage this issue to execute code in the context of root.

The combination of primitives offered by SMB and AFP in their default configuration allows the arbitrary writing of files. By exploiting this combination of primitives, an attacker can execute arbitrary code.

The issue is related to an off-by-one heap-overflow vulnerability in the SVGA device, which can be exploited by a malicious actor with local access to a virtual machine with 3D graphics enabled, potentially allowing code execution on the hypervisor from a virtual machine. Exploitation requires additional conditions beyond the attacker's control. The vulnerability is also described as a buffer overflow in dynamic memory when processing SVGA3D commands.

The issue is related to a use-after-free vulnerability in the SVGA device, specifically when handling the SVGA DXInvalidateContext command. This vulnerability can be exploited by a malicious actor with local access to a virtual machine that has 3D graphics enabled, potentially allowing them to execute code on the hypervisor from the virtual machine.