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Audit the arguments to the ptrace(2) system call.

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Obtained from: TrustedBSD Project
Approved by: rwatson (mentor)
This commit is contained in:
Wayne Salamon 2006-02-14 01:18:31 +00:00
parent bfd7575a39
commit 085a0d43ca
1 changed files with 7 additions and 0 deletions
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7
sys/kern/sys_process.c
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@ -49,6 +49,8 @@ __FBSDID("$FreeBSD$");
#include <machine/reg.h>
#include <security/audit/audit.h>
#include <vm/vm.h>
#include <vm/pmap.h>
#include <vm/vm_extern.h>
@ -404,6 +406,10 @@ ptrace(struct thread *td, struct ptrace_args *uap)
if (td->td_proc->p_sysent == &ia32_freebsd_sysvec)
wrap32 = 1;
#endif
AUDIT_ARG(pid, uap->pid);
AUDIT_ARG(cmd, uap->req);
AUDIT_ARG(addr, uap->addr);
AUDIT_ARG(value, uap->data);
addr = &r;
switch (uap->req) {
case PT_GETREGS:
@ -551,6 +557,7 @@ kern_ptrace(struct thread *td, int req, pid_t pid, void *addr, int data)
pid = p->p_pid;
}
}
AUDIT_ARG(process, p);
if ((error = p_cansee(td, p)) != 0)
goto fail;