Signed-off-by: Eric Pouech eric.pouech@gmail.com
--- dlls/dbghelp/dwarf.c | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/dlls/dbghelp/dwarf.c b/dlls/dbghelp/dwarf.c index eb0cfaf2f50..e1702964efa 100644 --- a/dlls/dbghelp/dwarf.c +++ b/dlls/dbghelp/dwarf.c @@ -1244,6 +1244,12 @@ static BOOL dwarf2_read_one_debug_info(dwarf2_parse_context_t* ctx, if (dwarf2_find_attribute(ctx, di, DW_AT_sibling, &sibling) && traverse->data != ctx->module_ctx->sections[ctx->section].address + sibling.u.uvalue) { + if (sibling.u.uvalue >= ctx->module_ctx->sections[ctx->section].size) + { + FIXME("cursor sibling after section end %s: 0x%lx 0x%x\n", + dwarf2_debug_ctx(ctx), sibling.u.uvalue, ctx->module_ctx->sections[ctx->section].size); + return FALSE; + } WARN("setting cursor for %s to next sibling <0x%lx>\n", dwarf2_debug_traverse_ctx(traverse), sibling.u.uvalue); traverse->data = ctx->module_ctx->sections[ctx->section].address + sibling.u.uvalue;