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| author | Ulrich Drepper <drepper@redhat.com> | 2000-09-26 05:50:51 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2000-09-26 05:50:51 +0000 |
| commit | 5f2de3379caae38ce49b6db1331105d6bd162316 (patch) | |
| tree | 6f293d266617dcf5a60bd73633b004d95702080a /elf/rtld.c | |
| parent | 6c163862c4e1322dacb9e6aa54e79c09a8aada63 (diff) | |
| download | glibc-5f2de3379caae38ce49b6db1331105d6bd162316.tar.gz glibc-5f2de3379caae38ce49b6db1331105d6bd162316.tar.xz glibc-5f2de3379caae38ce49b6db1331105d6bd162316.zip | |
Update.
* elf/rtld.c (process_envvars): Open debug output file with O_NOFOLLOW.
Diffstat (limited to 'elf/rtld.c')
| -rw-r--r-- | elf/rtld.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/elf/rtld.c b/elf/rtld.c index b2c9f5dc20..18ff312baa 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; |