diff options
Diffstat (limited to 'libc/sysdeps/linux/common/ssp.c')
| -rw-r--r-- | libc/sysdeps/linux/common/ssp.c | 33 |
1 files changed, 32 insertions, 1 deletions
diff --git a/libc/sysdeps/linux/common/ssp.c b/libc/sysdeps/linux/common/ssp.c index 899910c96..7791a0104 100644 --- a/libc/sysdeps/linux/common/ssp.c +++ b/libc/sysdeps/linux/common/ssp.c @@ -61,12 +61,43 @@ void __attribute__ ((noreturn)) __stack_smash_handler(char func[], int damaged _ void __attribute__ ((noreturn)) __stack_smash_handler(char func[], int damaged) { extern char *__progname; - const char message[] = ": stack smashing attack in function "; + static const char message[] = ": stack smashing attack in function "; block_signals(); ssp_write(STDERR_FILENO, __progname, message, func); + /* The loop is added only to keep gcc happy. */ + while(1) + terminate(); +} + +void __attribute__ ((noreturn)) __stack_chk_fail(void) +{ + extern char *__progname; + static const char msg1[] = "stack smashing detected: "; + static const char msg3[] = " terminated"; + + block_signals(); + + ssp_write(STDERR_FILENO, msg1, __progname, msg3); + + /* The loop is added only to keep gcc happy. */ + while(1) + terminate(); +} + +void __attribute__ ((noreturn)) __chk_fail(void) +{ + extern char *__progname; + static const char msg1[] = "buffer overflow detected: "; + static const char msg3[] = " terminated"; + + block_signals(); + + ssp_write(STDERR_FILENO, msg1, __progname, msg3); + + /* The loop is added only to keep gcc happy. */ while(1) terminate(); } |