diff options
Diffstat (limited to 'meta/recipes-devtools/binutils/binutils/CVE-2017-15025.patch')
| -rw-r--r-- | meta/recipes-devtools/binutils/binutils/CVE-2017-15025.patch | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/meta/recipes-devtools/binutils/binutils/CVE-2017-15025.patch b/meta/recipes-devtools/binutils/binutils/CVE-2017-15025.patch new file mode 100644 index 0000000000..ce5315976a --- /dev/null +++ b/meta/recipes-devtools/binutils/binutils/CVE-2017-15025.patch @@ -0,0 +1,47 @@ +From d8010d3e75ec7194a4703774090b27486b742d48 Mon Sep 17 00:00:00 2001 +From: Alan Modra <amodra@gmail.com> +Date: Sun, 24 Sep 2017 14:36:48 +0930 +Subject: [PATCH] PR22186, divide-by-zero in decode_line_info + + PR 22186 + * dwarf2.c (decode_line_info): Fail on lh.line_range of zero + rather than dividing by zero. + +Upstream-Status: Backport +Affects: <= 2.29.1 +CVE: CVE-2017-15025 +Signed-off-by: Armin Kuster <akuster@mvista.com> + +--- + bfd/ChangeLog | 6 ++++++ + bfd/dwarf2.c | 2 ++ + 2 files changed, 8 insertions(+) + +Index: git/bfd/dwarf2.c +=================================================================== +--- git.orig/bfd/dwarf2.c ++++ git/bfd/dwarf2.c +@@ -2432,6 +2432,8 @@ decode_line_info (struct comp_unit *unit + case DW_LNS_set_basic_block: + break; + case DW_LNS_const_add_pc: ++ if (lh.line_range == 0) ++ goto line_fail; + if (lh.maximum_ops_per_insn == 1) + address += (lh.minimum_instruction_length + * ((255 - lh.opcode_base) / lh.line_range)); +Index: git/bfd/ChangeLog +=================================================================== +--- git.orig/bfd/ChangeLog ++++ git/bfd/ChangeLog +@@ -1,3 +1,10 @@ ++2017-09-24 Alan Modra <amodra@gmail.com> ++ ++ PR 22186 ++ * dwarf2.c (decode_line_info): Fail on lh.line_range of zero ++ rather than dividing by zero. ++ ++ + 2017-09-25 Alan Modra <amodra@gmail.com> + + PR 22200 |