diff options
Diffstat (limited to 'meta/recipes-devtools/binutils/binutils/CVE-2017-14930.patch')
| -rw-r--r-- | meta/recipes-devtools/binutils/binutils/CVE-2017-14930.patch | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/meta/recipes-devtools/binutils/binutils/CVE-2017-14930.patch b/meta/recipes-devtools/binutils/binutils/CVE-2017-14930.patch new file mode 100644 index 0000000000..bbd267a959 --- /dev/null +++ b/meta/recipes-devtools/binutils/binutils/CVE-2017-14930.patch @@ -0,0 +1,53 @@ +From a26a013f22a19e2c16729e64f40ef8a7dfcc086e Mon Sep 17 00:00:00 2001 +From: Alan Modra <amodra@gmail.com> +Date: Sun, 24 Sep 2017 17:10:14 +0930 +Subject: [PATCH] PR22191, memory leak in dwarf2.c + +table->sequences is a linked list before it is replaced by a bfd_alloc +array in sort_line_sequences. + + PR 22191 + * dwarf2.c (decode_line_info): Properly free line sequences on error. + +Upstream-Status: Backport +Affects: <= 2.29.1 +CVE: CVE-2017-14930 +Signed-off-by: Armin Kuster <akuster@mvista.com> + +--- + bfd/ChangeLog | 5 +++++ + bfd/dwarf2.c | 8 ++++++-- + 2 files changed, 11 insertions(+), 2 deletions(-) + +Index: git/bfd/dwarf2.c +=================================================================== +--- git.orig/bfd/dwarf2.c ++++ git/bfd/dwarf2.c +@@ -2473,8 +2473,12 @@ decode_line_info (struct comp_unit *unit + return table; + + fail: +- if (table->sequences != NULL) +- free (table->sequences); ++ while (table->sequences != NULL) ++ { ++ struct line_sequence* seq = table->sequences; ++ table->sequences = table->sequences->prev_sequence; ++ free (seq); ++ } + if (table->files != NULL) + free (table->files); + if (table->dirs != NULL) +Index: git/bfd/ChangeLog +=================================================================== +--- git.orig/bfd/ChangeLog ++++ git/bfd/ChangeLog +@@ -1,3 +1,8 @@ ++2017-09-24 Alan Modra <amodra@gmail.com> ++ ++ PR 22191 ++ * dwarf2.c (decode_line_info): Properly free line sequences on error. ++ + 2017-11-28 Nick Clifton <nickc@redhat.com> + + PR 22507 |