From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 62C4D3858426; Wed, 12 Apr 2023 09:07:19 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 62C4D3858426 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1681290439; bh=EKdQPl3fjy6EqKFnmwbbtlSpIyXQyUFEPhF4noMd8Og=; h=From:To:Subject:Date:In-Reply-To:References:From; b=aE8EqaJj2OezyAFtbVqEEiu/nQx2kd8m1bCiT5o0unB9W/n3MWfDD9SmLyoYRWgUW vmf1WDj9TS5/PxwZ6k6ME35pYOW0PNTLwIiE+b6pLCGDbb453aZ5fHkrreMvkprQkk ll/POp9VsCPgmJder7yfQTRZ2POmFixKeWt1nZkY= From: "marxin at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug sanitizer/109446] Possible destination array overflow without diagnosis in memcpy Date: Wed, 12 Apr 2023 09:07:18 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: sanitizer X-Bugzilla-Version: 8.4.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: marxin at gcc dot gnu.org X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 List-Id: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D109446 --- Comment #11 from Martin Li=C5=A1ka --- >=20 > Maybe it just happens the end to be on the stack of the inner most functi= on > so it just happens that it is an variable address still. No, that's not the case, see my previous comment.=