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GNU C Library master sources branch, fedora/master, updated. fedora/glibc-2.12.90-6-169-gf3ebe00
- From: schwab at sourceware dot org
- To: glibc-cvs at sourceware dot org
- Date: 19 Oct 2010 11:49:04 -0000
- Subject: GNU C Library master sources branch, fedora/master, updated. fedora/glibc-2.12.90-6-169-gf3ebe00
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- Log -----------------------------------------------------------------
http://sources.redhat.com/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=f3ebe0079fe16c85fcf4199c90a777c6e568329e
commit f3ebe0079fe16c85fcf4199c90a777c6e568329e
Author: Andreas Schwab <schwab@redhat.com>
Date: Tue Oct 19 11:45:40 2010 +0200
2.12.90-17
diff --git a/fedora/glibc.spec.in b/fedora/glibc.spec.in
index 392cef6..5f22045 100644
--- a/fedora/glibc.spec.in
+++ b/fedora/glibc.spec.in
@@ -20,7 +20,7 @@
Summary: The GNU libc libraries
Name: glibc
Version: %{glibcversion}
-Release: 16
+Release: 17
# GPLv2+ is used in a bunch of programs, LGPLv2+ is used for libraries.
# Things that are linked directly into dynamically linked programs
# and shared libraries (e.g. crt files, lib*_nonshared.a) have an additional
@@ -1020,6 +1020,12 @@ rm -f *.filelist*
%endif
%changelog
+* Tue Oct 19 2010 Andreas Schwab <schwab@redhat.com> - 2.12.90-17
+- Update from master
+ - Fix some fma issues, implement fmal (BZ#3268, #43358)
+ - Expect PLT call to _Unwind_Find_FDE on s390*-linux
+- Never expand $ORIGIN in privileged programs (#643306, CVE-2010-3847)
+
* Thu Oct 14 2010 Andreas Schwab <schwab@redhat.com> - 2.12.90-16
- Update from master
- Implement accurate fma (BZ#3268, #43358)
http://sources.redhat.com/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=e7089f4c1aa1c10d27b99fdf0010359d15858fc5
commit e7089f4c1aa1c10d27b99fdf0010359d15858fc5
Merge: 4b646a5 7c08a05
Author: Andreas Schwab <schwab@redhat.com>
Date: Tue Oct 19 11:30:49 2010 +0200
Merge remote branch 'origin/master' into fedora/master
diff --cc ChangeLog
index 91a854e,aafc454..6c86a1a
--- a/ChangeLog
+++ b/ChangeLog
@@@ -1,9 -1,23 +1,29 @@@
+ 2010-10-16 Jakub Jelinek <jakub@redhat.com>
+
+ [BZ #3268]
+ * math/libm-test.inc (fma_test): Add IEEE quad long double fmal tests.
+ * sysdeps/ieee754/ldbl-128/s_fmal.c (__fmal): Ensure a1 + u.d
+ computation is not scheduled after fetestexcept. Fix value
+ of minimum denormal long double.
+
+ 2010-10-14 Jakub Jelinek <jakub@redhat.com>
+
+ [BZ #3268]
+ * math/libm-test.inc (fma_test): Add some more tests.
+ * sysdeps/ieee754/dbl-64/s_fma.c (__fma): Handle underflows
+ correctly.
+
+ 2010-10-15 Andreas Schwab <schwab@redhat.com>
+
+ * scripts/data/localplt-s390-linux-gnu.data: New file.
+ * scripts/data/localplt-s390x-linux-gnu.data: New file.
+
+2010-10-18 Andreas Schwab <schwab@redhat.com>
+
+ * elf/dl-load.c (is_dst): Remove last parameter.
+ (_dl_dst_count): Ignore $ORIGIN in privileged programs.
+ (_dl_dst_substitute): Likewise.
+
2010-10-13 Jakub Jelinek <jakub@redhat.com>
[BZ #3268]
http://sources.redhat.com/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=4b646a51f13fd6816c483fb24c308a13264c6d1a
commit 4b646a51f13fd6816c483fb24c308a13264c6d1a
Author: Andreas Schwab <schwab@redhat.com>
Date: Mon Oct 18 11:46:00 2010 +0200
Never expand $ORIGIN in privileged programs
diff --git a/ChangeLog b/ChangeLog
index e3d8dd4..91a854e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2010-10-18 Andreas Schwab <schwab@redhat.com>
+
+ * elf/dl-load.c (is_dst): Remove last parameter.
+ (_dl_dst_count): Ignore $ORIGIN in privileged programs.
+ (_dl_dst_substitute): Likewise.
+
2010-10-13 Jakub Jelinek <jakub@redhat.com>
[BZ #3268]
diff --git a/elf/dl-load.c b/elf/dl-load.c
index a7162eb..776f7e4 100644
--- a/elf/dl-load.c
+++ b/elf/dl-load.c
@@ -169,8 +169,7 @@ local_strdup (const char *s)
static size_t
-is_dst (const char *start, const char *name, const char *str,
- int is_path, int secure)
+is_dst (const char *start, const char *name, const char *str, int is_path)
{
size_t len;
bool is_curly = false;
@@ -199,11 +198,6 @@ is_dst (const char *start, const char *name, const char *str,
&& (!is_path || name[len] != ':'))
return 0;
- if (__builtin_expect (secure, 0)
- && ((name[len] != '\0' && (!is_path || name[len] != ':'))
- || (name != start + 1 && (!is_path || name[-2] != ':'))))
- return 0;
-
return len;
}
@@ -218,13 +212,12 @@ _dl_dst_count (const char *name, int is_path)
{
size_t len;
- /* $ORIGIN is not expanded for SUID/GUID programs (except if it
- is $ORIGIN alone) and it must always appear first in path. */
+ /* $ORIGIN is not expanded for SUID/GUID programs. */
++name;
- if ((len = is_dst (start, name, "ORIGIN", is_path,
- INTUSE(__libc_enable_secure))) != 0
- || (len = is_dst (start, name, "PLATFORM", is_path, 0)) != 0
- || (len = is_dst (start, name, "LIB", is_path, 0)) != 0)
+ if (((len = is_dst (start, name, "ORIGIN", is_path)) != 0
+ && !INTUSE(__libc_enable_secure))
+ || (len = is_dst (start, name, "PLATFORM", is_path)) != 0
+ || (len = is_dst (start, name, "LIB", is_path)) != 0)
++cnt;
name = strchr (name + len, '$');
@@ -256,9 +249,12 @@ _dl_dst_substitute (struct link_map *l, const char *name, char *result,
size_t len;
++name;
- if ((len = is_dst (start, name, "ORIGIN", is_path,
- INTUSE(__libc_enable_secure))) != 0)
+ if ((len = is_dst (start, name, "ORIGIN", is_path)) != 0)
{
+ /* Ignore this path element in SUID/SGID programs. */
+ if (INTUSE(__libc_enable_secure))
+ repl = (const char *) -1;
+ else
#ifndef SHARED
if (l == NULL)
repl = _dl_get_origin ();
@@ -266,9 +262,9 @@ _dl_dst_substitute (struct link_map *l, const char *name, char *result,
#endif
repl = l->l_origin;
}
- else if ((len = is_dst (start, name, "PLATFORM", is_path, 0)) != 0)
+ else if ((len = is_dst (start, name, "PLATFORM", is_path)) != 0)
repl = GLRO(dl_platform);
- else if ((len = is_dst (start, name, "LIB", is_path, 0)) != 0)
+ else if ((len = is_dst (start, name, "LIB", is_path)) != 0)
repl = DL_DST_LIB;
if (repl != NULL && repl != (const char *) -1)
-----------------------------------------------------------------------
Summary of changes:
ChangeLog | 26 +++
elf/dl-load.c | 30 ++--
fedora/glibc.spec.in | 8 +-
math/libm-test.inc | 50 +++++
...linux-gnu.data => localplt-s390-linux-gnu.data} | 0
...inux-gnu.data => localplt-s390x-linux-gnu.data} | 0
sysdeps/i386/fpu/s_fma.S | 31 ---
sysdeps/i386/fpu/s_fmaf.S | 31 ---
sysdeps/i386/fpu/s_fmal.S | 32 ---
sysdeps/ieee754/dbl-64/s_fma.c | 111 +++++++++--
sysdeps/ieee754/ldbl-128/s_fmal.c | 223 ++++++++++++++++++++
sysdeps/ieee754/{ldbl-opt => ldbl-64-128}/s_fmal.c | 2 +-
sysdeps/ieee754/ldbl-96/s_fma.c | 15 +-
sysdeps/ieee754/ldbl-96/s_fmal.c | 221 +++++++++++++++++++
14 files changed, 649 insertions(+), 131 deletions(-)
copy scripts/data/{localplt-i386-linux-gnu.data => localplt-s390-linux-gnu.data} (100%)
copy scripts/data/{localplt-i386-linux-gnu.data => localplt-s390x-linux-gnu.data} (100%)
delete mode 100644 sysdeps/i386/fpu/s_fma.S
delete mode 100644 sysdeps/i386/fpu/s_fmaf.S
delete mode 100644 sysdeps/i386/fpu/s_fmal.S
create mode 100644 sysdeps/ieee754/ldbl-128/s_fmal.c
copy sysdeps/ieee754/{ldbl-opt => ldbl-64-128}/s_fmal.c (70%)
create mode 100644 sysdeps/ieee754/ldbl-96/s_fmal.c
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