Public bug reported:
I've been testing pam authentication for mysql, and it's been working
well. But when I connected to mysql today, it crashed and reported the
following:
*** buffer overflow detected ***: /usr/sbin/mysqld terminated
======= Backtrace: =========
/lib/x86_64-linux-gnu/libc.so.6(+0x777e5)[0x7f0d6dca97e5]
/lib/x86_64-linux-gnu/libc.so.6(__fortify_fail+0x5c)[0x7f0d6dd4b11c]
/lib/x86_64-linux-gnu/libc.so.6(+0x117120)[0x7f0d6dd49120]
/lib/x86_64-linux-gnu/libc.so.6(+0x119067)[0x7f0d6dd4b067]
/lib/security/pam_radius_auth.so(+0x26a3)[0x7edd04af26a3]
/lib/security/pam_radius_auth.so(pam_sm_authenticate+0x22e)[0x7edd04af34ae]
/lib/x86_64-linux-gnu/libpam.so.0(+0x2ea6)[0x7edda33efea6]
/lib/x86_64-linux-gnu/libpam.so.0(pam_authenticate+0x2d)[0x7edda33ef61d]
/usr/lib/mysql/plugin/auth_pam.so(authenticate_user_with_pam_server+0xfa)[0x7edda35fc80a]
/usr/sbin/mysqld[0x77db75]
/usr/sbin/mysqld(_Z16acl_authenticateP3THD19enum_server_commandb+0x1085)[0x7816f5]
/usr/sbin/mysqld[0xc19894]
/usr/sbin/mysqld(_Z22thd_prepare_connectionP3THDb+0x69)[0xc1b309]
/usr/sbin/mysqld(_Z25threadpool_add_connectionP3THD+0x12a)[0xd0890a]
/usr/sbin/mysqld[0xd179e8]
/usr/sbin/mysqld(pfs_spawn_thread+0x1b4)[0x1229a04]
/lib/x86_64-linux-gnu/libpthread.so.0(+0x76ba)[0x7f0d6e8a46ba]
/lib/x86_64-linux-gnu/libc.so.6(clone+0x6d)[0x7f0d6dd393dd]
ProblemType: Bug
DistroRelease: Ubuntu 16.04
Package: libpam-radius-auth 1.3.17-0ubuntu4
ProcVersionSignature: Ubuntu 4.4.0-83.106-generic 4.4.70
Uname: Linux 4.4.0-83-generic x86_64
ApportVersion: 2.20.1-0ubuntu2.6
Architecture: amd64
Date: Fri Aug 4 13:07:45 2017
InstallationDate: Installed on 2017-06-21 (43 days ago)
InstallationMedia: Ubuntu-Server 16.04.1 LTS "Xenial Xerus" - Release amd64
(20160719)
JournalErrors:
Error: command ['journalctl', '-b', '--priority=warning', '--lines=1000']
failed with exit code 1: Hint: You are currently not seeing messages from other
users and the system.
Users in the 'systemd-journal' group can see all messages. Pass -q to
turn off this notice.
No journal files were opened due to insufficient permissions.
SourcePackage: libpam-radius-auth
UpgradeStatus: No upgrade log present (probably fresh install)
modified.conffile..etc.pam_radius_auth.conf: [modified]
mtime.conffile..etc.pam_radius_auth.conf: 2017-07-11T16:33:50.761355
** Affects: libpam-radius-auth (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug xenial
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https://bugs.launchpad.net/bugs/1708659
Title:
mysql crashed with a buffer overflow in
/lib/security/pam_radius_auth.so
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