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binutils: CVE-2017-12451

Browse Source 
Source: git://sourceware.org/git/binutils-gdb.git
MR: 73840
Type: Security Fix
Disposition: Backport from binutils-2_29-branch
ChangeID: 582c686f18c059d665189a6a09df3a8cc4a3b093
Description:

Fix address violation when attempting to read a corrupt field in a COFF archive header structure.

PR 21786
* coff-rs6000.c (_bfd_strntol): New function.
  (_bfd_strntoll): New function.
  (GET_VALUE_IN_FIELD): New macro.
  (EQ_VALUE_IN_FIELD): new macro.
  (_bfd_xcoff_slurp_armap): Use new macros.
  (_bfd_xcoff_archive_p): Likewise.
  (_bfd_xcoff_read_ar_hdr): Likewise.
  (_bfd_xcoff_openr_next_archived_file): Likewise.
  (_bfd_xcoff_stat_arch_elt): Likewise.

Extend previous fix to coff-rs6000.c to coff64-rs6000.c

PR 21786
* coff64-rs6000.c (_bfd_strntol): New function.
  (_bfd_strntoll): New function.
  (GET_VALUE_IN_FIELD): New macro.
  (xcoff64_slurp_armap): Use new macros.

Affects: <= 2.29
(From OE-Core rev: 62eeac8e4684c129af6f36aa7c2b91270a5dacde)

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>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Thiruvadi Rajaraman
2017-08-31 19:00:45 +05:30
committed by Richard Purdie
parent 1ffd39135a
commit c2b6a93e14
2 changed files with 385 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
meta/recipes-devtools/binutils/binutils-2.27.inc
+1
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@@ -56,6 +56,7 @@ SRC_URI = "\
file://CVE-2017-12448.patch \
file://CVE-2017-12449_12455_12457_1.patch \
file://CVE-2017-12449_12455_12457.patch \
file://CVE-2017-12451.patch \
"
S = "${WORKDIR}/git"