From 5f2de3379caae38ce49b6db1331105d6bd162316 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Tue, 26 Sep 2000 05:50:51 +0000 Subject: Update. * elf/rtld.c (process_envvars): Open debug output file with O_NOFOLLOW. --- elf/rtld.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) (limited to 'elf') diff --git a/elf/rtld.c b/elf/rtld.c index b2c9f5d..18ff312 100644 --- a/elf/rtld.c +++ b/elf/rtld.c @@ -1497,6 +1497,11 @@ process_envvars (enum mode *modep, int *lazyp) messages to this file. */ if (any_debug && debug_output != NULL && !__libc_enable_secure) { +#ifdef O_NOFOLLOW + const int flags = O_WRONLY | O_APPEND | O_CREAT | O_NOFOLLOW; +#else + const int flags = O_WRONLY | O_APPEND | O_CREAT; +#endif size_t name_len = strlen (debug_output); char buf[name_len + 12]; char *startp; @@ -1506,7 +1511,7 @@ process_envvars (enum mode *modep, int *lazyp) *--startp = '.'; startp = memcpy (startp - name_len, debug_output, name_len); - _dl_debug_fd = __open (startp, O_WRONLY | O_APPEND | O_CREAT, 0666); + _dl_debug_fd = __open (startp, flags, 0666); if (_dl_debug_fd == -1) /* We use standard output if opening the file failed. */ _dl_debug_fd = STDOUT_FILENO; -- cgit v1.1