diff options
Diffstat (limited to 'system/binutils/CVE-2019-9077.patch')
| -rw-r--r-- | system/binutils/CVE-2019-9077.patch | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/system/binutils/CVE-2019-9077.patch b/system/binutils/CVE-2019-9077.patch new file mode 100644 index 000000000..de044e387 --- /dev/null +++ b/system/binutils/CVE-2019-9077.patch @@ -0,0 +1,33 @@ +From 7fc0c668f2aceb8582d74db1ad2528e2bba8a921 Mon Sep 17 00:00:00 2001 +From: Nick Clifton <nickc@redhat.com> +Date: Wed, 20 Feb 2019 17:03:47 +0000 +Subject: [PATCH] Fix a illegal memory access fault when parsing a corrupt MIPS + option section using readelf. + + PR 24243 + * readelf.c (process_mips_specific): Check for an options section + that is too small to even contain a single option. +--- + binutils/readelf.c | 6 ++++++ + 2 files changed, 9 insertions(+) + +diff --git a/binutils/readelf.c b/binutils/readelf.c +index 54d165e..20ebacc 100644 +--- a/binutils/readelf.c ++++ b/binutils/readelf.c +@@ -16187,6 +16187,12 @@ process_mips_specific (Filedata * filedata) + error (_("No MIPS_OPTIONS header found\n")); + return FALSE; + } ++ /* PR 24243 */ ++ if (sect->sh_size < sizeof (* eopt)) ++ { ++ error (_("The MIPS options section is too small.\n")); ++ return FALSE; ++ } + + eopt = (Elf_External_Options *) get_data (NULL, filedata, options_offset, 1, + sect->sh_size, _("options")); +-- +2.9.3 + |