From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 84236 invoked by alias); 19 Oct 2018 22:57:03 -0000 Mailing-List: contact elfutils-devel-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Post: List-Help: List-Subscribe: Sender: elfutils-devel-owner@sourceware.org Received: (qmail 84168 invoked by uid 48); 19 Oct 2018 22:56:58 -0000 From: "mark at klomp dot org" To: elfutils-devel@sourceware.org Subject: [Bug libdw/23782] Negative-size-param in call to in memchr from readelf print_debug_frame_section Date: Fri, 19 Oct 2018 22:57:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: elfutils X-Bugzilla-Component: libdw X-Bugzilla-Version: unspecified X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: mark at klomp dot org X-Bugzilla-Status: RESOLVED X-Bugzilla-Resolution: FIXED X-Bugzilla-Priority: P2 X-Bugzilla-Assigned-To: unassigned at sourceware dot org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_status resolution Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://sourceware.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2018-q4/txt/msg00070.txt.bz2 https://sourceware.org/bugzilla/show_bug.cgi?id=3D23782 Mark Wielaard changed: What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution|--- |FIXED --- Comment #4 from Mark Wielaard --- commit 72d023b35f3639864b61bd1c11aaadc4957e6286 Author: Mark Wielaard Date: Tue Oct 16 14:22:33 2018 +0200 readelf: Make sure readp is smaller than cieend in print_debug_frame_section. We could end up with a negative length in a call to memchr. https://sourceware.org/bugzilla/show_bug.cgi?id=3D23782 Signed-off-by: Mark Wielaard --=20 You are receiving this mail because: You are on the CC list for the bug.