Author: aurel32
Date: 2014-10-08 20:49:56 +0000 (Wed, 08 Oct 2014)
New Revision: 6285
Added:
glibc-package/branches/glibc-branch-wheezy/debian/patches/any/cvs-dlopen-tls-memleak.patch
Modified:
glibc-package/branches/glibc-branch-wheezy/debian/changelog
glibc-package/branches/glibc-branch-wheezy/debian/patches/series
Log:
patches/any/cvs-dlopen-tls-memleak.patch: new patch from upstream to
fix a memory leak with dlopen() and thread-local storage variables.
Closes: #763559.
Modified: glibc-package/branches/glibc-branch-wheezy/debian/changelog
===================================================================
--- glibc-package/branches/glibc-branch-wheezy/debian/changelog 2014-10-07
21:55:36 UTC (rev 6284)
+++ glibc-package/branches/glibc-branch-wheezy/debian/changelog 2014-10-08
20:49:56 UTC (rev 6285)
@@ -7,6 +7,9 @@
fix stack overflow issues. Closes: #742925.
* debian/patches/any/submitted-CVE-2014-0475.diff: update from upstream
to fix a localplt regression introduced in version 2.13-38+deb7u3.
+ * patches/any/cvs-dlopen-tls-memleak.patch: new patch from upstream to
+ fix a memory leak with dlopen() and thread-local storage variables.
+ Closes: #763559.
-- Aurelien Jarno <aure...@debian.org> Thu, 14 Aug 2014 15:00:43 +0200
Added:
glibc-package/branches/glibc-branch-wheezy/debian/patches/any/cvs-dlopen-tls-memleak.patch
===================================================================
---
glibc-package/branches/glibc-branch-wheezy/debian/patches/any/cvs-dlopen-tls-memleak.patch
(rev 0)
+++
glibc-package/branches/glibc-branch-wheezy/debian/patches/any/cvs-dlopen-tls-memleak.patch
2014-10-08 20:49:56 UTC (rev 6285)
@@ -0,0 +1,142 @@
+2011-04-10 Ulrich Drepper <drep...@gmail.com>
+
+ [BZ #12650]
+ * sysdeps/i386/dl-tls.h: Define TLS_DTV_UNALLOCATED.
+ * sysdeps/ia64/dl-tls.h: Likewise.
+ * sysdeps/powerpc/dl-tls.h: Likewise.
+ * sysdeps/s390/dl-tls.h: Likewise.
+ * sysdeps/sh/dl-tls.h: Likewise.
+ * sysdeps/sparc/dl-tls.h: Likewise.
+ * sysdeps/x86_64/dl-tls.h: Likewise.
+ * elf/dl-tls.c: Don't define TLS_DTV_UNALLOCATED here.
+
+nptl/
+2011-04-10 Ulrich Drepper <drep...@gmail.com>
+
+ [BZ #12650]
+ * allocatestack.c (get_cached_stack): Deallocate DTV entries before
+ clearing memory.
+ Patch partly by Robert Rex <robert....@exasol.com>.
+
+ports/
+2011-04-11 Joseph Myers <jos...@codesourcery.com>
+
+ * sysdeps/arm/dl-tls.h (TLS_DTV_UNALLOCATED): Define.
+ * sysdeps/mips/dl-tls.h (TLS_DTV_UNALLOCATED): Define.
+
+
+--- a/elf/dl-tls.c
++++ b/elf/dl-tls.c
+@@ -33,9 +33,6 @@
+ to allow dynamic loading of modules defining IE-model TLS data. */
+ #define TLS_STATIC_SURPLUS 64 + DL_NNS * 100
+
+-/* Value used for dtv entries for which the allocation is delayed. */
+-#define TLS_DTV_UNALLOCATED ((void *) -1l)
+-
+
+ /* Out-of-memory handler. */
+ #ifdef SHARED
+--- a/nptl/allocatestack.c
++++ b/nptl/allocatestack.c
+@@ -26,6 +26,7 @@
+ #include <sys/mman.h>
+ #include <sys/param.h>
+ #include <dl-sysdep.h>
++#include <dl-tls.h>
+ #include <tls.h>
+ #include <list.h>
+ #include <lowlevellock.h>
+@@ -242,6 +243,10 @@
+
+ /* Clear the DTV. */
+ dtv_t *dtv = GET_DTV (TLS_TPADJ (result));
++ for (size_t cnt = 0; cnt < dtv[-1].counter; ++cnt)
++ if (! dtv[1 + cnt].pointer.is_static
++ && dtv[1 + cnt].pointer.val != TLS_DTV_UNALLOCATED)
++ free (dtv[1 + cnt].pointer.val);
+ memset (dtv, '\0', (dtv[-1].counter + 1) * sizeof (dtv_t));
+
+ /* Re-initialize the TLS. */
+--- a/sysdeps/i386/dl-tls.h
++++ b/sysdeps/i386/dl-tls.h
+@@ -58,3 +58,6 @@
+
+ # endif
+ #endif
++
++/* Value used for dtv entries for which the allocation is delayed. */
++#define TLS_DTV_UNALLOCATED ((void *) -1l)
+--- a/sysdeps/ia64/dl-tls.h
++++ b/sysdeps/ia64/dl-tls.h
+@@ -28,3 +28,6 @@
+ #define DONT_USE_TLS_INDEX 1
+
+ extern void *__tls_get_addr (size_t m, size_t offset);
++
++/* Value used for dtv entries for which the allocation is delayed. */
++#define TLS_DTV_UNALLOCATED ((void *) -1l)
+--- a/sysdeps/powerpc/dl-tls.h
++++ b/sysdeps/powerpc/dl-tls.h
+@@ -50,4 +50,7 @@
+ # define __TLS_GET_ADDR(__ti) (__tls_get_addr (__ti) - TLS_DTV_OFFSET)
+ #endif
+
++/* Value used for dtv entries for which the allocation is delayed. */
++#define TLS_DTV_UNALLOCATED ((void *) -1l)
++
+ #endif /* dl-tls.h */
+--- a/sysdeps/s390/dl-tls.h
++++ b/sysdeps/s390/dl-tls.h
+@@ -75,3 +75,6 @@
+ + (unsigned long) __builtin_thread_pointer (); })
+
+ #endif
++
++/* Value used for dtv entries for which the allocation is delayed. */
++#define TLS_DTV_UNALLOCATED ((void *) -1l)
+--- a/sysdeps/sh/dl-tls.h
++++ b/sysdeps/sh/dl-tls.h
+@@ -27,3 +27,6 @@
+
+
+ extern void *__tls_get_addr (tls_index *ti);
++
++/* Value used for dtv entries for which the allocation is delayed. */
++#define TLS_DTV_UNALLOCATED ((void *) -1l)
+--- a/sysdeps/sparc/dl-tls.h
++++ b/sysdeps/sparc/dl-tls.h
+@@ -27,3 +27,6 @@
+
+
+ extern void *__tls_get_addr (tls_index *ti);
++
++/* Value used for dtv entries for which the allocation is delayed. */
++#define TLS_DTV_UNALLOCATED ((void *) -1l)
+--- a/sysdeps/x86_64/dl-tls.h
++++ b/sysdeps/x86_64/dl-tls.h
+@@ -27,3 +27,6 @@
+
+
+ extern void *__tls_get_addr (tls_index *ti);
++
++/* Value used for dtv entries for which the allocation is delayed. */
++#define TLS_DTV_UNALLOCATED ((void *) -1l)
+--- a/ports/sysdeps/arm/dl-tls.h
++++ b/ports/sysdeps/arm/dl-tls.h
+@@ -27,3 +27,6 @@
+
+
+ extern void *__tls_get_addr (tls_index *ti);
++
++/* Value used for dtv entries for which the allocation is delayed. */
++#define TLS_DTV_UNALLOCATED ((void *) -1l)
+--- a/ports/sysdeps/mips/dl-tls.h
++++ b/ports/sysdeps/mips/dl-tls.h
+@@ -44,3 +44,6 @@
+
+ # define GET_ADDR_OFFSET (ti->ti_offset + TLS_DTV_OFFSET)
+ # define __TLS_GET_ADDR(__ti) (__tls_get_addr (__ti) - TLS_DTV_OFFSET)
++
++/* Value used for dtv entries for which the allocation is delayed. */
++#define TLS_DTV_UNALLOCATED ((void *) -1l)
Modified: glibc-package/branches/glibc-branch-wheezy/debian/patches/series
===================================================================
--- glibc-package/branches/glibc-branch-wheezy/debian/patches/series
2014-10-07 21:55:36 UTC (rev 6284)
+++ glibc-package/branches/glibc-branch-wheezy/debian/patches/series
2014-10-08 20:49:56 UTC (rev 6285)
@@ -393,3 +393,4 @@
any/cvs-CVE-2014-5119.diff
any/cvs-resolv-reuse-fd.diff
any/cvs-CVE-2013-4357.diff
+any/cvs-dlopen-tls-memleak.patch
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