Bug#576602: xdm: Crash after entering invalid password
Package: xdm
Version: 1:1.1.9-1
Severity: important
Tags: patch
Tracked down with a help of Valgrind.
--- xdm-1.1.9/greeter/greet.c 2009-09-18 06:24:37.000000000 +0400
+++ greet.c 2010-04-06 02:18:07.000000000 +0400
@@ -503,7 +503,7 @@
struct myconv_data pcd = { d, greet, NULL };
struct pam_conv pc = { pamconv, &pcd };
const char * pam_fname;
- char * username;
+ char * username = NULL;
const char * login_prompt;
-- System Information:
Debian Release: squeeze/sid
APT prefers testing
APT policy: (990, 'testing'), (500, 'unstable'), (1, 'experimental')
Architecture: i386 (i686)
Kernel: Linux 2.6.32-3-686 (SMP w/2 CPU cores)
Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/bash
Versions of packages xdm depends on:
ii cpp 4:4.4.2-3 The GNU C preprocessor (cpp)
ii debconf [debconf-2.0] 1.5.30 Debian configuration management sy
ii libc6 2.10.2-6 Embedded GNU C Library: Shared lib
ii libpam0g 1.1.1-2 Pluggable Authentication Modules l
ii libselinux1 2.0.89-4 SELinux runtime shared libraries
ii libx11-6 2:1.3.3-2 X11 client-side library
ii libxau6 1:1.0.5-2 X11 authorisation library
ii libxaw7 2:1.0.7-1 X11 Athena Widget library
ii libxdmcp6 1:1.0.3-2 X11 Display Manager Control Protoc
ii libxext6 2:1.1.1-3 X11 miscellaneous extension librar
ii libxft2 2.1.14-2 FreeType-based font drawing librar
ii libxinerama1 2:1.1-3 X11 Xinerama extension library
ii libxmu6 2:1.0.5-1 X11 miscellaneous utility library
ii libxpm4 1:3.5.8-1 X11 pixmap library
ii libxrender1 1:0.9.5-2 X Rendering Extension client libra
ii libxt6 1:1.0.7-1 X11 toolkit intrinsics library
ii lsb-base 3.2-23 Linux Standard Base 3.2 init scrip
ii procps 1:3.2.8-8 /proc file system utilities
ii x11-common 1:7.5+5 X Window System (X.Org) infrastruc
ii x11-utils 7.5+3 X11 utilities
ii x11-xserver-utils 7.5+1+b1 X server utilities
ii xbase-clients 1:7.5+5 miscellaneous X clients - metapack
xdm recommends no packages.
xdm suggests no packages.
-- debconf information:
* shared/default-x-display-manager: xdm
xdm/stop_running_server_with_children: false
xdm/daemon_name: /usr/bin/xdm
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