[oe-commits] [openembedded-core] 15/51: binutils: CVE-2017-7301

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commit 315608a626f9e21d198d1600ded69114ac1e16d1
Author: Thiruvadi Rajaraman <trajaraman at mvista.com>
AuthorDate: Mon Sep 4 16:34:32 2017 +0530

    binutils: CVE-2017-7301
    
    Source: git://sourceware.org/git/binutils-gdb.git
    MR: 74231
    Type: Security Fix
    Disposition: Backport from binutils-2_28-branch
    ChangeID: 1fbae9f71e3ad90f930f8b25d550de964e05c259
    Description:
    
       Fix seg-fault in linker parsing a corrupt input file.
    
            PR ld/20924
            (aout_link_add_symbols): Fix off by one error checking for
            overflow of string offset.
    
    Affects: <= 2.28
    
    Author: Nick Clifton <nickc at redhat.com>
    Signed-off-by: Thiruvadi Rajaraman <trajaraman at mvista.com>
    Reviewed-by: Armin Kuster <akuster at mvista.com>
    Signed-off-by: Armin Kuster <akuster at mvista.com>
    Signed-off-by: Armin Kuster <akuster808 at gmail.com>
---
 meta/recipes-devtools/binutils/binutils-2.27.inc   |  1 +
 .../binutils/binutils/CVE-2017-7301.patch          | 52 ++++++++++++++++++++++
 2 files changed, 53 insertions(+)

diff --git a/meta/recipes-devtools/binutils/binutils-2.27.inc b/meta/recipes-devtools/binutils/binutils-2.27.inc
index 54cdcc7..59e46b8 100644
--- a/meta/recipes-devtools/binutils/binutils-2.27.inc
+++ b/meta/recipes-devtools/binutils/binutils-2.27.inc
@@ -63,6 +63,7 @@ SRC_URI = "\
      file://CVE-2017-7224.patch \
      file://CVE-2017-7225.patch \
      file://CVE-2017-7227.patch \
+     file://CVE-2017-7301.patch \
 "
 S  = "${WORKDIR}/git"
 
diff --git a/meta/recipes-devtools/binutils/binutils/CVE-2017-7301.patch b/meta/recipes-devtools/binutils/binutils/CVE-2017-7301.patch
new file mode 100644
index 0000000..36b4259
--- /dev/null
+++ b/meta/recipes-devtools/binutils/binutils/CVE-2017-7301.patch
@@ -0,0 +1,52 @@
+commit daae68f4f372e0618d6b9c64ec0f1f74eae6ab3d
+Author: Nick Clifton <nickc at redhat.com>
+Date:   Mon Dec 5 12:25:34 2016 +0000
+
+    Fix seg-fault in linker parsing a corrupt input file.
+    
+        PR ld/20924
+        (aout_link_add_symbols): Fix off by one error checking for
+        overflow of string offset.
+
+Upstream-Status: Backport
+
+CVE: CVE-2017-7301
+Signed-off-by: Thiruvadi Rajaraman <trajaraman at mvista.com>
+
+Index: git/bfd/ChangeLog
+===================================================================
+--- git.orig/bfd/ChangeLog	2017-09-04 15:42:15.244812577 +0530
++++ git/bfd/ChangeLog	2017-09-04 15:51:36.573466525 +0530
+@@ -120,6 +120,10 @@
+        * peicode.h (pe_ILF_object_p): Use strnlen to avoid running over
+        the end of the string buffer.
+ 
++       PR ld/20924
++       (aout_link_add_symbols): Fix off by one error checking for
++       overflow of string offset.
++
+ 2016-12-01  Nick Clifton  <nickc at redhat.com>
+ 
+        PR binutils/20891
+Index: git/bfd/aoutx.h
+===================================================================
+--- git.orig/bfd/aoutx.h	2017-09-04 15:42:15.244812577 +0530
++++ git/bfd/aoutx.h	2017-09-04 15:49:36.500479341 +0530
+@@ -3091,7 +3091,7 @@
+ 	  BFD_ASSERT (p + 1 < pend);
+ 	  ++p;
+ 	  /* PR 19629: Corrupt binaries can contain illegal string offsets.  */
+-	  if (GET_WORD (abfd, p->e_strx) > obj_aout_external_string_size (abfd))
++	  if (GET_WORD (abfd, p->e_strx) >= obj_aout_external_string_size (abfd))
+ 	    return FALSE;
+ 	  string = strings + GET_WORD (abfd, p->e_strx);
+ 	  section = bfd_ind_section_ptr;
+@@ -3127,7 +3127,7 @@
+ 	  ++p;
+ 	  string = name;
+ 	  /* PR 19629: Corrupt binaries can contain illegal string offsets.  */
+-	  if (GET_WORD (abfd, p->e_strx) > obj_aout_external_string_size (abfd))
++	  if (GET_WORD (abfd, p->e_strx) >= obj_aout_external_string_size (abfd))
+ 	    return FALSE;
+ 	  name = strings + GET_WORD (abfd, p->e_strx);
+ 	  section = bfd_und_section_ptr;

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