From 085b299b71721e15f5c5c5344dc3e4e4536dadba Mon Sep 17 00:00:00 2001 From: Alan Modra Date: Thu, 20 Jan 2022 13:58:38 +1030 Subject: PR28753, buffer overflow in read_section_stabs_debugging_info PR 28753 * rddbg.c (read_section_stabs_debugging_info): Don't read past end of section when concatentating stab strings. --- binutils/rddbg.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'binutils') diff --git a/binutils/rddbg.c b/binutils/rddbg.c index 42605b8..169c52f 100644 --- a/binutils/rddbg.c +++ b/binutils/rddbg.c @@ -210,7 +210,7 @@ read_section_stabs_debugging_info (bfd *abfd, asymbol **syms, long symcount, an attempt to read the byte before 'strings' would occur. */ while ((len = strlen (s)) > 0 && s[len - 1] == '\\' - && stab + 12 < stabs + stabsize) + && stab + 16 <= stabs + stabsize) { char *p; -- cgit v1.1