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authorThiruvadi Rajaraman <trajaraman@mvista.com>2017-09-04 18:35:19 +0530
committerRichard Purdie <richard.purdie@linuxfoundation.org>2018-01-07 17:09:45 +0000
commit6dd9179c4208c8d13f7e9c784d9993606416ab97 (patch)
treea70392e3317a1acae45c5122b33e725aea3e8695
parentaddac2e8f6f6132807a590a032a4292079542fbe (diff)
downloadopenembedded-core-6dd9179c4208c8d13f7e9c784d9993606416ab97.tar.gz
binutils: CVE-2017-8397
Source: git://sourceware.org/git/binutils-gdb.git MR: 74114 Type: Security Fix Disposition: Backport from binutils-2_29 ChangeID: d55e7590c08c4db483bba2fa35df8fbb6283686e Description: Fix a seg-fault when processing a corrupt binary containing reloc(s) with negative addresses. PR binutils/21434 * reloc.c (bfd_perform_relocation): Check for a negative address in the reloc. Affects: <= 2.29 Author: Nick Clifton <nickc@redhat.com> Signed-off-by: Thiruvadi Rajaraman <trajaraman@mvista.com> Reviewed-by: Armin Kuster <akuster@mvista.com> Signed-off-by: Armin Kuster <akuster@mvista.com> Signed-off-by: Armin Kuster <akuster808@gmail.com>
-rw-r--r--meta/recipes-devtools/binutils/binutils-2.27.inc1
-rw-r--r--meta/recipes-devtools/binutils/binutils/CVE-2017-8397.patch50
2 files changed, 51 insertions, 0 deletions
diff --git a/meta/recipes-devtools/binutils/binutils-2.27.inc b/meta/recipes-devtools/binutils/binutils-2.27.inc
index ecb0cdf094..a5122c5d5c 100644
--- a/meta/recipes-devtools/binutils/binutils-2.27.inc
+++ b/meta/recipes-devtools/binutils/binutils-2.27.inc
@@ -69,6 +69,7 @@ SRC_URI = "\
file://CVE-2017-7304.patch \
file://CVE-2017-8393.patch \
file://CVE-2017-8395.patch \
+ file://CVE-2017-8397.patch \
"
S = "${WORKDIR}/git"
diff --git a/meta/recipes-devtools/binutils/binutils/CVE-2017-8397.patch b/meta/recipes-devtools/binutils/binutils/CVE-2017-8397.patch
new file mode 100644
index 0000000000..f966c80c4e
--- /dev/null
+++ b/meta/recipes-devtools/binutils/binutils/CVE-2017-8397.patch
@@ -0,0 +1,50 @@
+commit 04b31182bf3f8a1a76e995bdfaaaab4c009b9cb2
+Author: Nick Clifton <nickc@redhat.com>
+Date: Wed Apr 26 16:30:22 2017 +0100
+
+ Fix a seg-fault when processing a corrupt binary containing reloc(s) with negative addresses.
+
+ PR binutils/21434
+ * reloc.c (bfd_perform_relocation): Check for a negative address
+ in the reloc.
+
+Upstream-Status: Backport
+
+CVE: CVE-2017-8397
+Signed-off-by: Thiruvadi Rajaraman <trajaraman@mvista.com>
+
+
+
+Index: git/bfd/reloc.c
+===================================================================
+--- git.orig/bfd/reloc.c 2017-09-04 18:06:00.651987605 +0530
++++ git/bfd/reloc.c 2017-09-04 18:06:10.740066291 +0530
+@@ -623,7 +623,10 @@
+ PR 17512: file: c146ab8b, 46dff27f, 38e53ebf. */
+ octets = reloc_entry->address * bfd_octets_per_byte (abfd);
+ if (octets + bfd_get_reloc_size (howto)
+- > bfd_get_section_limit_octets (abfd, input_section))
++ > bfd_get_section_limit_octets (abfd, input_section)
++ /* Check for an overly large offset which
++ masquerades as a negative value too. */
++ || (octets + bfd_get_reloc_size (howto) < bfd_get_reloc_size (howto)))
+ return bfd_reloc_outofrange;
+
+ /* Work out which section the relocation is targeted at and the
+Index: git/bfd/ChangeLog
+===================================================================
+--- git.orig/bfd/ChangeLog 2017-09-04 18:06:10.684065855 +0530
++++ git/bfd/ChangeLog 2017-09-04 18:08:33.845183050 +0530
+@@ -75,6 +75,12 @@
+
+ 2017-04-26 Nick Clifton <nickc@redhat.com>
+
++ PR binutils/21434
++ * reloc.c (bfd_perform_relocation): Check for a negative address
++ in the reloc.
++
++2017-04-26 Nick Clifton <nickc@redhat.com>
++
+ PR binutils/21431
+ * compress.c (bfd_init_section_compress_status): Check the return
+ value from bfd_malloc.