diff options
author | Thiruvadi Rajaraman <trajaraman@mvista.com> | 2017-09-04 18:35:19 +0530 |
---|---|---|
committer | Richard Purdie <richard.purdie@linuxfoundation.org> | 2018-01-07 17:09:45 +0000 |
commit | 6dd9179c4208c8d13f7e9c784d9993606416ab97 (patch) | |
tree | a70392e3317a1acae45c5122b33e725aea3e8695 | |
parent | addac2e8f6f6132807a590a032a4292079542fbe (diff) | |
download | openembedded-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.inc | 1 | ||||
-rw-r--r-- | meta/recipes-devtools/binutils/binutils/CVE-2017-8397.patch | 50 |
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. |