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Code Issues Releases Wiki Activity

execute elf add executable permissions check. (#7769)

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geniusgogo 2023-07-03 19:25:59 +08:00 committed by GitHub
parent fd3b432915
commit 2aa4510aa8
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2 changed files with 10 additions and 0 deletions
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5
components/lwp/lwp.c
View File

@ -1150,6 +1150,11 @@ pid_t lwp_execve(char *filename, int debug, int argc, char **argv, char **envp)
return -RT_ERROR;
}
if (access(filename, X_OK) != 0)
{
return -EACCES;
}
lwp = lwp_new();
if (lwp == RT_NULL)

5
components/lwp/lwp_syscall.c
View File

@ -2246,6 +2246,11 @@ sysret_t sys_execve(const char *path, char *const argv[], char *const envp[])
int i;
struct lwp_args_info args_info;
if (access(path, X_OK) != 0)
{
return -EACCES;
}
lwp = lwp_self();
thread = rt_thread_self();
uni_thread = 1;