diff --git a/meta/recipes-devtools/binutils/binutils-2.34.inc b/meta/recipes-devtools/binutils/binutils-2.34.inc
index ff0d467132..713e428a3e 100644
--- a/meta/recipes-devtools/binutils/binutils-2.34.inc
+++ b/meta/recipes-devtools/binutils/binutils-2.34.inc
@@ -24,7 +24,7 @@ BRANCH ?= "binutils-2_34-branch"
 
 UPSTREAM_CHECK_GITTAGREGEX = "binutils-(?P<pver>\d+_(\d_?)*)"
 
-SRCREV ?= "d4b50999b3b287b5f984ade2f8734aa8c9359440"
+SRCREV ?= "c4e78c0868a22971680217a41fdb73516a26813d"
 BINUTILS_GIT_URI ?= "git://sourceware.org/git/binutils-gdb.git;branch=${BRANCH};protocol=git"
 SRC_URI = "\
      ${BINUTILS_GIT_URI} \
diff --git a/meta/recipes-devtools/binutils/binutils/CVE-2020-16593.patch b/meta/recipes-devtools/binutils/binutils/CVE-2020-16593.patch
index cbe4a50507..c7c7829261 100644
--- a/meta/recipes-devtools/binutils/binutils/CVE-2020-16593.patch
+++ b/meta/recipes-devtools/binutils/binutils/CVE-2020-16593.patch
@@ -199,6 +199,6 @@ Index: git/bfd/ChangeLog
 +       * dwarf2.c (scan_unit_for_symbols): Wrap overlong lines.  Don't
 +       strdup(0).
 +
- 2020-02-19  H.J. Lu  <hongjiu.lu@intel.com>
+ 2021-05-03  Alan Modra  <amodra@gmail.com>
  
- 	PR binutils/25355
+ 	PR 27755
diff --git a/meta/recipes-devtools/binutils/binutils/CVE-2021-3549.patch b/meta/recipes-devtools/binutils/binutils/CVE-2021-3549.patch
index 4391db340a..5f56dd7696 100644
--- a/meta/recipes-devtools/binutils/binutils/CVE-2021-3549.patch
+++ b/meta/recipes-devtools/binutils/binutils/CVE-2021-3549.patch
@@ -7,31 +7,49 @@ Adds missing sanity checks for avr device info note, to avoid
 potential buffer overflows.  Uses bfd_malloc_and_get_section for
 sanity checking section size.
 
-	PR 27290
-	PR 27293
-	PR 27295
-	* od-elf32_avr.c (elf32_avr_get_note_section_contents): Formatting.
-	Use bfd_malloc_and_get_section.
-	(elf32_avr_get_note_desc): Formatting.  Return descsz.  Sanity
-	check namesz.  Return NULL if descsz is too small.  Ensure
-	string table is terminated.
-	(elf32_avr_get_device_info): Formatting.  Add note_size param.
-	Sanity check note.
-	(elf32_avr_dump_mem_usage): Adjust to suit.
+        PR 27290
+        PR 27293
+        PR 27295
+        * od-elf32_avr.c (elf32_avr_get_note_section_contents): Formatting.
+        Use bfd_malloc_and_get_section.
+        (elf32_avr_get_note_desc): Formatting.  Return descsz.  Sanity
+        check namesz.  Return NULL if descsz is too small.  Ensure
+        string table is terminated.
+        (elf32_avr_get_device_info): Formatting.  Add note_size param.
+        Sanity check note.
+        (elf32_avr_dump_mem_usage): Adjust to suit.
 
 Upstream-Status: Backport
 CVE: CVE-2021-3549
 Signed-of-by: Armin Kuster <akuster@mvista.com>
 
 ---
- binutils/ChangeLog      | 14 +++++++++
- binutils/od-elf32_avr.c | 66 ++++++++++++++++++++++++++---------------
- 2 files changed, 56 insertions(+), 24 deletions(-)
-
-Index: git/binutils/od-elf32_avr.c
-===================================================================
---- git.orig/binutils/od-elf32_avr.c
-+++ git/binutils/od-elf32_avr.c
+diff --git a/binutils/ChangeLog b/binutils/ChangeLog
+index 1e9a96c9bb6..02e5019204e 100644
+--- a/binutils/ChangeLog
++++ b/binutils/ChangeLog
+@@ -1,3 +1,17 @@
++2021-02-11  Alan Modra  <amodra@gmail.com>
++
++	   PR 27290
++	   PR 27293
++	   PR 27295
++	   * od-elf32_avr.c (elf32_avr_get_note_section_contents): Formatting.
++	   Use bfd_malloc_and_get_section.
++	   (elf32_avr_get_note_desc): Formatting.  Return descsz.  Sanity
++	   check namesz.  Return NULL if descsz is too small.  Ensure
++	   string table is terminated.
++	   (elf32_avr_get_device_info): Formatting.  Add note_size param.
++	   Sanity check note.
++	   (elf32_avr_dump_mem_usage): Adjust to suit.
++
+ 2020-03-25  H.J. Lu  <hongjiu.lu@intel.com>
+ 
+ 	* ar.c (main): Update bfd_plugin_set_program_name call.
+diff --git a/binutils/od-elf32_avr.c b/binutils/od-elf32_avr.c
+index 5ec99957fe9..1d32bce918e 100644
+--- a/binutils/od-elf32_avr.c
++++ b/binutils/od-elf32_avr.c
 @@ -77,23 +77,29 @@ elf32_avr_filter (bfd *abfd)
    return bfd_get_flavour (abfd) == bfd_target_elf_flavour;
  }
@@ -70,7 +88,7 @@ Index: git/binutils/od-elf32_avr.c
  {
    Elf_External_Note *xnp = (Elf_External_Note *) contents;
    Elf_Internal_Note in;
-@@ -107,42 +113,54 @@ static char* elf32_avr_get_note_desc (bf
+@@ -107,42 +113,54 @@ static char* elf32_avr_get_note_desc (bfd *abfd, char *contents,
    if (in.namesz > contents - in.namedata + size)
      return NULL;
  
@@ -163,25 +181,3 @@ Index: git/binutils/od-elf32_avr.c
      }
  
    elf32_avr_get_memory_usage (abfd, &text_usage, &data_usage,
-Index: git/binutils/ChangeLog
-===================================================================
---- git.orig/binutils/ChangeLog
-+++ git/binutils/ChangeLog
-@@ -1,3 +1,17 @@
-+2021-02-11  Alan Modra  <amodra@gmail.com>
-+
-+       PR 27290
-+       PR 27293
-+       PR 27295
-+       * od-elf32_avr.c (elf32_avr_get_note_section_contents): Formatting.
-+       Use bfd_malloc_and_get_section.
-+       (elf32_avr_get_note_desc): Formatting.  Return descsz.  Sanity
-+       check namesz.  Return NULL if descsz is too small.  Ensure
-+       string table is terminated.
-+       (elf32_avr_get_device_info): Formatting.  Add note_size param.
-+       Sanity check note.
-+       (elf32_avr_dump_mem_usage): Adjust to suit.
-+
- 2020-02-01  Nick Clifton  <nickc@redhat.com>
- 
- 	* configure: Regenerate.