[oe-commits] [openembedded-core] 03/13: binutls: Security fix CVE-2018-6872

[git at git.openembedded.org]

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rpurdie pushed a commit to branch sumo
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commit 9626b58123eb50cb830443b3f514988f5417cc6c
Author: Armin Kuster <akuster at mvista.com>
AuthorDate: Sun Aug 5 21:55:12 2018 -0700

    binutls: Security fix CVE-2018-6872
    
    Affects <= 2.30
    
    Signed-off-by: Armin Kuster <akuster at mvista.com>
---
 meta/recipes-devtools/binutils/binutils-2.30.inc   |  1 +
 .../binutils/binutils/CVE-2018-6872.patch          | 50 ++++++++++++++++++++++
 2 files changed, 51 insertions(+)

diff --git a/meta/recipes-devtools/binutils/binutils-2.30.inc b/meta/recipes-devtools/binutils/binutils-2.30.inc
index 1952d46..23625d1 100644
--- a/meta/recipes-devtools/binutils/binutils-2.30.inc
+++ b/meta/recipes-devtools/binutils/binutils-2.30.inc
@@ -37,6 +37,7 @@ SRC_URI = "\
      file://0015-sync-with-OE-libtool-changes.patch \
      file://CVE-2018-8945.patch \
      file://CVE-2018-7643.patch \
+     file://CVE-2018-6872.patch \ 
 "
 S  = "${WORKDIR}/git"
 
diff --git a/meta/recipes-devtools/binutils/binutils/CVE-2018-6872.patch b/meta/recipes-devtools/binutils/binutils/CVE-2018-6872.patch
new file mode 100644
index 0000000..2ef36c2
--- /dev/null
+++ b/meta/recipes-devtools/binutils/binutils/CVE-2018-6872.patch
@@ -0,0 +1,50 @@
+From d895ef77ffc94e02e748856c2ab54f5bb8cc867e Mon Sep 17 00:00:00 2001
+From: Nick Clifton <nickc at redhat.com>
+Date: Fri, 9 Feb 2018 09:28:45 +0000
+Subject: [PATCH] Import patch from mainline to fix possible seg-fault whilst
+ parsing corrupt ELF notes with extravagent alignments.
+
+	PR 22788
+	* elf.c (elf_parse_notes): Reject notes with excessuively large
+	alignments.
+
+Upstream-Status: Backport
+Affects: Binutils <= 2.30
+CVE: CVE-2018-6872
+Signed-off-by: Armin Kuster <akuster at mvista.com>
+
+---
+ bfd/ChangeLog | 9 +++++++++
+ bfd/elf.c     | 2 ++
+ 2 files changed, 11 insertions(+)
+
+Index: git/bfd/elf.c
+===================================================================
+--- git.orig/bfd/elf.c
++++ git/bfd/elf.c
+@@ -11020,6 +11020,8 @@ elf_parse_notes (bfd *abfd, char *buf, s
+      align is less than 4, we use 4 byte alignment.   */
+   if (align < 4)
+     align = 4;
++  if (align != 4 && align != 8)
++    return FALSE;
+ 
+   p = buf;
+   while (p < buf + size)
+Index: git/bfd/ChangeLog
+===================================================================
+--- git.orig/bfd/ChangeLog
++++ git/bfd/ChangeLog
+@@ -1,3 +1,12 @@
++2018-02-09  Nick Clifton  <nickc at redhat.com>
++
++       Import patch from mainline:
++       2018-02-08  Nick Clifton  <nickc at redhat.com>
++
++       PR 22788
++       * elf.c (elf_parse_notes): Reject notes with excessuively large
++       alignments.
++
+ 2018-03-01  Nick Clifton  <nickc at redhat.com>
+ 
+        PR 22905

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