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Kernel: Use Userspace<T> for the recvfrom syscall, and Socket implementation

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This fixes a bunch of unchecked kernel reads and writes, seems like they
would might exploitable :). Write of sockaddr_in size to any address you
please...
This commit is contained in:
Brian Gianforcaro 2020-08-18 00:25:23 -07:00 • committed by Andreas Kling
commit 8e97de2df9
Notes: sideshowbarker 2024-07-19 03:25:25 +09:00
9 changed files with 43 additions and 30 deletions
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4
Kernel/API/Syscall.h
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@ -298,8 +298,8 @@ struct SC_recvfrom_params {
int sockfd;
MutableBufferArgument<void, size_t> buffer;
int flags;
sockaddr* addr;
socklen_t* addr_length;
Userspace<sockaddr*> addr;
Userspace<socklen_t*> addr_length;
};
struct SC_getsockopt_params {