From 15a856b1090669df0aec536edbdf240e71a470ca Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Sun, 15 May 2011 10:59:07 -0400 Subject: Make stack canary value harder to read through read overflow --- ChangeLog | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'ChangeLog') diff --git a/ChangeLog b/ChangeLog index ed1754db23..24606483a3 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,10 @@ 2011-05-15 Ulrich Drepper + [BZ #10149] + * sysdeps/unix/sysv/linux/dl-osinfo.h (_dl_setup_stack_chk_guard): + First byte (not low byte) is now always NUL. + * sysdeps/generic/dl-osinfo.h (_dl_setup_stack_chk_guard): Likewise. + * sysdeps/unix/sysv/linux/dl-osinfo.h (_dl_setup_stack_chk_guard): Use non-cancelable interfaces. -- cgit 1.4.1