diff options
Diffstat (limited to 'meta/recipes-devtools/binutils/binutils/CVE-2022-48063.patch')
| -rw-r--r-- | meta/recipes-devtools/binutils/binutils/CVE-2022-48063.patch | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/meta/recipes-devtools/binutils/binutils/CVE-2022-48063.patch b/meta/recipes-devtools/binutils/binutils/CVE-2022-48063.patch new file mode 100644 index 0000000000..f41c02a02b --- /dev/null +++ b/meta/recipes-devtools/binutils/binutils/CVE-2022-48063.patch @@ -0,0 +1,49 @@ +From 75393a2d54bcc40053e5262a3de9d70c5ebfbbfd Mon Sep 17 00:00:00 2001 +From: Nick Clifton <nickc@redhat.com> +Date: Wed, 21 Dec 2022 11:51:23 +0000 +Subject: [PATCH] Fix an attempt to allocate an unreasonably large amount of + memory when parsing a corrupt ELF file. + + PR 29924 + * objdump.c (load_specific_debug_section): Check for excessively + large sections. +Upstream-Status: Backport [https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=75393a2d54bcc40053e5262a3de9d70c5ebfbbfd] +CVE: CVE-2022-48063 +Signed-off-by: Virendra Thakur <virendrak@kpit.com> +Comment: Patch refreshed based on codebase. +--- + binutils/ChangeLog | 6 ++++++ + binutils/objdump.c | 4 +++- + 2 files changed, 9 insertions(+), 1 deletion(-) + +diff --git a/binutils/ChangeLog b/binutils/ChangeLog +index e7f918d3f65..020e09f3700 100644 +--- a/binutils/ChangeLog ++++ b/binutils/ChangeLog +@@ -1,3 +1,9 @@ ++2022-12-21 Nick Clifton <nickc@redhat.com> ++ ++ PR 29924 ++ * objdump.c (load_specific_debug_section): Check for excessively ++ large sections. ++ + 2021-02-11 Alan Modra <amodra@gmail.com> + + PR 27290 + +diff --git a/binutils/objdump.c b/binutils/objdump.c +index d51abbe3858..2eb02de0e76 100644 +--- a/binutils/objdump.c ++++ b/binutils/objdump.c +@@ -3479,7 +3479,9 @@ + section->size = bfd_section_size (sec); + /* PR 24360: On 32-bit hosts sizeof (size_t) < sizeof (bfd_size_type). */ + alloced = amt = section->size + 1; +- if (alloced != amt || alloced == 0) ++ if (alloced != amt ++ || alloced == 0 ++ || (bfd_get_size (abfd) != 0 && alloced >= bfd_get_size (abfd))) + { + section->start = NULL; + free_debug_section (debug); + |