diff options
Diffstat (limited to 'meta/recipes-devtools/binutils/binutils/CVE-2018-20651.patch')
| -rw-r--r-- | meta/recipes-devtools/binutils/binutils/CVE-2018-20651.patch | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/meta/recipes-devtools/binutils/binutils/CVE-2018-20651.patch b/meta/recipes-devtools/binutils/binutils/CVE-2018-20651.patch new file mode 100644 index 0000000000..24fb031223 --- /dev/null +++ b/meta/recipes-devtools/binutils/binutils/CVE-2018-20651.patch @@ -0,0 +1,35 @@ +From 6a29d95602b09bb83d2c82b45ed935157fb780aa Mon Sep 17 00:00:00 2001 +From: Alan Modra <amodra@gmail.com> +Date: Mon, 31 Dec 2018 15:40:08 +1030 +Subject: [PATCH] PR24041, Invalid Memory Address Dereference in + elf_link_add_object_symbols + + PR 24041 + * elflink.c (elf_link_add_object_symbols): Don't segfault on + crafted ET_DYN with no program headers. + +CVE: CVE-2018-20651 +Upstream-Status: Backport +[https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=54025d5812ff100f5f0654eb7e1ffd50f2e37f5f] + +Signed-off-by: Dan Tran <dantran@microsoft.com> +--- + bfd/elflink.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/bfd/elflink.c b/bfd/elflink.c +index 46091b6341..557c550082 100644 +--- a/bfd/elflink.c ++++ b/bfd/elflink.c +@@ -4178,7 +4178,7 @@ error_free_dyn: + all sections contained fully therein. This makes relro + shared library sections appear as they will at run-time. */ + phdr = elf_tdata (abfd)->phdr + elf_elfheader (abfd)->e_phnum; +- while (--phdr >= elf_tdata (abfd)->phdr) ++ while (phdr-- > elf_tdata (abfd)->phdr) + if (phdr->p_type == PT_GNU_RELRO) + { + for (s = abfd->sections; s != NULL; s = s->next) +-- +2.22.0.vfs.1.1.57.gbaf16c8 + |