From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 813AD3858C3A; Tue, 21 Sep 2021 21:51:30 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 813AD3858C3A From: "nnye at whitebeamsec dot com" To: glibc-bugs@sourceware.org Subject: [Bug dynamic-link/28366] New: Calling name() on a locale object (std::locale) with LD_AUDIT library loaded results in SIGSEGV Date: Tue, 21 Sep 2021 21:51:30 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: glibc X-Bugzilla-Component: dynamic-link X-Bugzilla-Version: unspecified X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: nnye at whitebeamsec dot com X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Resolution: 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_id short_desc product version bug_status bug_severity priority component assigned_to reporter target_milestone Message-ID: 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-BeenThere: glibc-bugs@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Glibc-bugs mailing list List-Unsubscribe: , List-Archive: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 21 Sep 2021 21:51:30 -0000 https://sourceware.org/bugzilla/show_bug.cgi?id=3D28366 Bug ID: 28366 Summary: Calling name() on a locale object (std::locale) with LD_AUDIT library loaded results in SIGSEGV Product: glibc Version: unspecified Status: UNCONFIRMED Severity: normal Priority: P2 Component: dynamic-link Assignee: unassigned at sourceware dot org Reporter: nnye at whitebeamsec dot com Target Milestone: --- A bug is preventing CLI utilities such as apt from being profiled via LD_AU= DIT: $ cat auditmin.c # Minimal LD_AUDIT library unsigned int la_version(unsigned int version) { return version; } $ gcc -shared -fPIC auditmin.c -o auditmin.so $ cat crasher.cpp #include int main { std::locale("").name(); } $ g++ crasher.cpp -o crasher Without LD_AUDIT loaded (works as intended): $ ./crasher $ With LD_AUDIT loaded: $ LD_AUDIT=3D$PWD/auditmin.so ./crasher Segmentation fault (core dumped) $ gdb reports the issue occurs in std::locale::name in locale.cc (L133). --=20 You are receiving this mail because: You are on the CC list for the bug.=