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GNU C Library master sources branch release/2.23/master updated. glibc-2.23-15-g33ab2ad
- From: hjl at sourceware dot org
- To: glibc-cvs at sourceware dot org
- Date: 11 Mar 2016 16:31:55 -0000
- Subject: GNU C Library master sources branch release/2.23/master updated. glibc-2.23-15-g33ab2ad
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- Log -----------------------------------------------------------------
http://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=33ab2ad58eba55de05a05f4adb795e1c172024bb
commit 33ab2ad58eba55de05a05f4adb795e1c172024bb
Author: H.J. Lu <hjl.tools@gmail.com>
Date: Thu Mar 3 14:51:40 2016 -0800
Or bit_Prefer_MAP_32BIT_EXEC in EXTRA_LD_ENVVARS
We should turn on bit_Prefer_MAP_32BIT_EXEC in EXTRA_LD_ENVVARS without
overriding other bits.
[BZ #19758]
* sysdeps/unix/sysv/linux/x86_64/64/dl-librecon.h
(EXTRA_LD_ENVVARS): Or bit_Prefer_MAP_32BIT_EXEC.
diff --git a/ChangeLog b/ChangeLog
index a539098..4abbd3b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,11 @@
2016-03-11 H.J. Lu <hongjiu.lu@intel.com>
+ [BZ #19758]
+ * sysdeps/unix/sysv/linux/x86_64/64/dl-librecon.h
+ (EXTRA_LD_ENVVARS): Or bit_Prefer_MAP_32BIT_EXEC.
+
+2016-03-11 H.J. Lu <hongjiu.lu@intel.com>
+
[BZ #19759]
* sysdeps/x86/bits/string.h (_HAVE_STRING_ARCH_mempcpy): New.
diff --git a/NEWS b/NEWS
index 663c716..228a481 100644
--- a/NEWS
+++ b/NEWS
@@ -14,6 +14,7 @@ Security related changes:
The following bugs are resolved with this release:
[19679] gcc-4.9.3 C++ exception handling broken due to unaligned stack
+ [19758] Or bit_Prefer_MAP_32BIT_EXEC in EXTRA_LD_ENVVARS
[19759] Don't inline mempcpy for x86
[19762] Use HAS_ARCH_FEATURE with Fast_Rep_String
[19792] MIPS: backtrace yields infinite backtrace with makecontext
diff --git a/sysdeps/unix/sysv/linux/x86_64/64/dl-librecon.h b/sysdeps/unix/sysv/linux/x86_64/64/dl-librecon.h
index c9db5ea..a759934 100644
--- a/sysdeps/unix/sysv/linux/x86_64/64/dl-librecon.h
+++ b/sysdeps/unix/sysv/linux/x86_64/64/dl-librecon.h
@@ -33,7 +33,7 @@
case 21: \
if (memcmp (envline, "PREFER_MAP_32BIT_EXEC", 21) == 0) \
GLRO(dl_x86_cpu_features).feature[index_Prefer_MAP_32BIT_EXEC] \
- = bit_Prefer_MAP_32BIT_EXEC; \
+ |= bit_Prefer_MAP_32BIT_EXEC; \
break;
/* Extra unsecure variables. The names are all stuffed in a single
-----------------------------------------------------------------------
Summary of changes:
ChangeLog | 6 ++++++
NEWS | 1 +
sysdeps/unix/sysv/linux/x86_64/64/dl-librecon.h | 2 +-
3 files changed, 8 insertions(+), 1 deletions(-)
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