From 58dec23397e3fcc4300cc03839ce5e508389abbc Mon Sep 17 00:00:00 2001 From: William Pitcock Date: Thu, 22 Jun 2017 22:04:51 +0000 Subject: [PATCH] pthread internals: increase DEFAULT_GUARD_SIZE to 2 pages instead of 1 page. This is intended to be a proactive mitigation against any bugs similar to CVE-2017-1000366. Signed-off-by: William Pitcock --- src/internal/pthread_impl.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/internal/pthread_impl.h b/src/internal/pthread_impl.h index ae0ab1c5..ad4ea3fa 100644 --- a/src/internal/pthread_impl.h +++ b/src/internal/pthread_impl.h @@ -146,7 +146,7 @@ void __block_app_sigs(void *); void __restore_sigs(void *); #define DEFAULT_STACK_SIZE 81920 -#define DEFAULT_GUARD_SIZE 4096 +#define DEFAULT_GUARD_SIZE 8192 #define __ATTRP_C11_THREAD ((void*)(uintptr_t)-1) -- 2.13.0