From 62b76e4b6e0b4cb5b3e0053d1de4097b32577049 Mon Sep 17 00:00:00 2001 From: Nick Clifton Date: Thu, 15 Jun 2017 13:08:47 +0100 Subject: [PATCH] Fix address violation parsing a corrupt ieee binary. PR binutils/21581 (ieee_archive_p): Use a static buffer to avoid compiler bugs. Upstream-Status: Backport CVE: CVE-2017-9747 Signed-off-by: Armin Kuster --- bfd/ChangeLog | 2 ++ bfd/ieee.c | 2 +- 2 files changed, 3 insertions(+), 1 deletion(-) Index: git/bfd/ieee.c =================================================================== --- git.orig/bfd/ieee.c +++ git/bfd/ieee.c @@ -1357,7 +1357,7 @@ ieee_archive_p (bfd *abfd) { char *library; unsigned int i; - unsigned char buffer[512]; + static unsigned char buffer[512]; file_ptr buffer_offset = 0; ieee_ar_data_type *save = abfd->tdata.ieee_ar_data; ieee_ar_data_type *ieee; Index: git/bfd/ChangeLog =================================================================== --- git.orig/bfd/ChangeLog +++ git/bfd/ChangeLog @@ -1,3 +1,8 @@ +2017-06-15 Nick Clifton + + PR binutils/21581 + (ieee_archive_p): Likewise. + 2017-06-14 Nick Clifton PR binutils/21578