From: Deepesh Varatharajan Date: Thu, 17 Jul 2025 11:35:29 +0000 (-0700) Subject: binutils: Fix CVE-2025-7545 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3af3d09684caddb4c4dfd45a30e3721f8f6140e4;p=thirdparty%2Fopenembedded%2Fopenembedded-core.git binutils: Fix CVE-2025-7545 objcopy: Don't extend the output section size Since the output section contents are copied from the input, don't extend the output section size beyond the input section size. Backport a patch from upstream to fix CVE-2025-7545 Upstream-Status: Backport [https://sourceware.org/git/?p=binutils-gdb.git;a=patch;h=08c3cbe5926e4d355b5cb70bbec2b1eeb40c2944] Signed-off-by: Deepesh Varatharajan Signed-off-by: Mathieu Dubois-Briand Signed-off-by: Richard Purdie --- diff --git a/meta/recipes-devtools/binutils/binutils-2.44.inc b/meta/recipes-devtools/binutils/binutils-2.44.inc index 10a4d2c92a..3313e011bf 100644 --- a/meta/recipes-devtools/binutils/binutils-2.44.inc +++ b/meta/recipes-devtools/binutils/binutils-2.44.inc @@ -44,4 +44,5 @@ SRC_URI = "\ file://0019-CVE-2025-5244.patch \ file://0019-CVE-2025-3198.patch \ file://0020-CVE-2025-7546.patch \ + file://0020-CVE-2025-7545.patch \ " diff --git a/meta/recipes-devtools/binutils/binutils/0020-CVE-2025-7545.patch b/meta/recipes-devtools/binutils/binutils/0020-CVE-2025-7545.patch new file mode 100644 index 0000000000..062d6721b6 --- /dev/null +++ b/meta/recipes-devtools/binutils/binutils/0020-CVE-2025-7545.patch @@ -0,0 +1,39 @@ +From: "H.J. Lu" +Date: Sat, 21 Jun 2025 06:36:56 +0800 + +Upstream-Status: Backport [https://sourceware.org/git/?p=binutils-gdb.git;a=patch;h08c3cbe5926e4d355b5cb70bbec2b1eeb40c2944] +CVE: CVE-2025-7545 + +Since the output section contents are copied from the input, don't +extend the output section size beyond the input section size. + + PR binutils/33049 + * objcopy.c (copy_section): Don't extend the output section + size beyond the input section size. + +Signed-off-by: Deepesh Varatharajan + +diff --git a/binutils/objcopy.c b/binutils/objcopy.c +index e2e6bd7e..3cbb3977 100644 +--- a/binutils/objcopy.c ++++ b/binutils/objcopy.c +@@ -4634,6 +4634,7 @@ copy_section (bfd *ibfd, sec_ptr isection, bfd *obfd) + char *to = (char *) memhunk; + char *end = (char *) memhunk + size; + int i; ++ bfd_size_type memhunk_size = size; + + /* If the section address is not exactly divisible by the interleave, + then we must bias the from address. If the copy_byte is less than +@@ -4653,6 +4654,11 @@ copy_section (bfd *ibfd, sec_ptr isection, bfd *obfd) + } + + size = (size + interleave - 1 - copy_byte) / interleave * copy_width; ++ ++ /* Don't extend the output section size. */ ++ if (size > memhunk_size) ++ size = memhunk_size; ++ + osection->lma /= interleave; + if (copy_byte < extra) + osection->lma++;