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Commit 3f5fdc35 authored by Christopher Ferris's avatar Christopher Ferris Committed by android-build-merger
Browse files

Fix incorrect check of descsz value. am: d917514b 

am: 69406d90

* commit '69406d90':
  Fix incorrect check of descsz value.
parents ba1d2682 69406d90

debuggerd/elf_utils.cpp

+4 −4
Original line number Diff line number Diff line
@@ -63,10 +63,10 @@ static bool get_build_id( 
        if (nhdr.n_type == NT_GNU_BUILD_ID) {

          // Skip the name (which is the owner and should be "GNU").

          addr += NOTE_ALIGN(nhdr.n_namesz);

          uint8_t build_id_data[128];

          if (nhdr.n_namesz > sizeof(build_id_data)) {

            ALOGE("Possible corrupted note, name size value is too large: %u",

                  nhdr.n_namesz);

          uint8_t build_id_data[160];

          if (nhdr.n_descsz > sizeof(build_id_data)) {

            ALOGE("Possible corrupted note, desc size value is too large: %u",

                  nhdr.n_descsz);

            return false;

          }

          if (backtrace->Read(addr, build_id_data, nhdr.n_descsz) != nhdr.n_descsz) {