[oe-commits] [openembedded-core] 23/65: binutls: Security fix for CVE-2017-15022

[git at git.openembedded.org]

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rpurdie pushed a commit to branch rocko
in repository openembedded-core.

commit c19aa7eafd38639095b415efc16dba3777507d70
Author: Armin Kuster <akuster at mvista.com>
AuthorDate: Mon Aug 6 18:31:55 2018 -0700

    binutls: Security fix for CVE-2017-15022
    
    Affected: <= 2.29.1
    
    Signed-off-by: Armin Kuster <akuster at mvista.com>
---
 meta/recipes-devtools/binutils/binutils-2.29.1.inc |  1 +
 .../binutils/binutils/CVE-2017-15022.patch         | 61 ++++++++++++++++++++++
 2 files changed, 62 insertions(+)

diff --git a/meta/recipes-devtools/binutils/binutils-2.29.1.inc b/meta/recipes-devtools/binutils/binutils-2.29.1.inc
index cdfbd26..191d8e1 100644
--- a/meta/recipes-devtools/binutils/binutils-2.29.1.inc
+++ b/meta/recipes-devtools/binutils/binutils-2.29.1.inc
@@ -45,6 +45,7 @@ SRC_URI = "\
      file://CVE-2017-14939.patch \
      file://CVE-2017-14940.patch \
      file://CVE-2017-15021.patch \
+     file://CVE-2017-15022.patch \
 "
 S  = "${WORKDIR}/git"
 
diff --git a/meta/recipes-devtools/binutils/binutils/CVE-2017-15022.patch b/meta/recipes-devtools/binutils/binutils/CVE-2017-15022.patch
new file mode 100644
index 0000000..c9acfa7
--- /dev/null
+++ b/meta/recipes-devtools/binutils/binutils/CVE-2017-15022.patch
@@ -0,0 +1,61 @@
+From 11855d8a1f11b102a702ab76e95b22082cccf2f8 Mon Sep 17 00:00:00 2001
+From: Alan Modra <amodra at gmail.com>
+Date: Mon, 25 Sep 2017 19:46:34 +0930
+Subject: [PATCH] PR22201, DW_AT_name with out of bounds reference
+
+DW_AT_name ought to always have a string value.
+
+	PR 22201
+	* dwarf2.c (scan_unit_for_symbols): Ignore DW_AT_name unless it
+	has string form.
+	(parse_comp_unit): Likewise.
+
+Upstream-Status: Backport
+Affects: <= 2.29.1
+CVE: CVE-2017-15022
+Signed-off-by: Armin Kuster <akuster at mvista.com>
+
+---
+ bfd/ChangeLog | 7 +++++++
+ bfd/dwarf2.c  | 6 ++++--
+ 2 files changed, 11 insertions(+), 2 deletions(-)
+
+Index: git/bfd/dwarf2.c
+===================================================================
+--- git.orig/bfd/dwarf2.c
++++ git/bfd/dwarf2.c
+@@ -3177,7 +3177,8 @@ scan_unit_for_symbols (struct comp_unit
+ 	      switch (attr.name)
+ 		{
+ 		case DW_AT_name:
+-		  var->name = attr.u.str;
++		  if (is_str_attr (attr.form))
++		    var->name = attr.u.str;
+ 		  break;
+ 
+ 		case DW_AT_decl_file:
+@@ -3429,7 +3430,8 @@ parse_comp_unit (struct dwarf2_debug *st
+ 	  break;
+ 
+ 	case DW_AT_name:
+-	  unit->name = attr.u.str;
++	  if (is_str_attr (attr.form))
++	    unit->name = attr.u.str;
+ 	  break;
+ 
+ 	case DW_AT_low_pc:
+Index: git/bfd/ChangeLog
+===================================================================
+--- git.orig/bfd/ChangeLog
++++ git/bfd/ChangeLog
+@@ -1,3 +1,10 @@
++2017-09-25  Alan Modra  <amodra at gmail.com>
++ 
++       PR 22201
++       * dwarf2.c (scan_unit_for_symbols): Ignore DW_AT_name unless it
++       has string form.
++       (parse_comp_unit): Likewise.
++
+ 2017-09-24  Alan Modra  <amodra at gmail.com>
+  
+        PR 22197

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