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Bug#474298: marked as forwarded (procmail: crashes with a specially cra

Subject: Bug#474298: marked as forwarded procmail: crashes with a specially crafted procmailrc
From: Debian Bug Tracking System
Date: Sat, 05 Apr 2008 10:48:13 +0000
Your message dated Sat, 5 Apr 2008 12:45:50 +0200 (CEST)
with message-id <[email protected]>
has caused the   report #474298,
regarding procmail: crashes with a specially crafted procmailrc
to be marked as having been forwarded to the upstream software
author(s) [email protected]

(NB: If you are a system administrator and have no idea what this
message is talking about, this may indicate a serious mail system
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-- 
474298: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=474298
Debian Bug Tracking System
Contact [email protected] with problems
--- Begin Message ---
Subject: Bug#474298: procmail: crashes with a specially crafted procmailrc fwd
From: Santiago Vila
Date: Sat, 5 Apr 2008 12:45:50 +0200 CEST
Hello.

I received this from the Debian bug system.
[ Note: The Debian version of procmail is based on the 3.23 prerelease ].

[ BTW: Is anybody reading this? I'd like to see this bug and many
  others being fixed officially ].

Thanks.

---------- Forwarded message ----------
From: Jakub Wilk <[email protected]>
To: Debian Bug Tracking System <[email protected]>
Date: Fri, 4 Apr 2008 22:20:02 +0200
Subject: Bug#474298: procmail: crashes with a specially crafted procmailrc

Package: procmail
Version: 3.22-16
Severity: normal
File: procmailrc

$ cat buggy.procmailrc
:0
* ...
{
 :0:
 dummy: xxxxxxxxxxxxxxxxxxx
 /tmp/a
}

$ echo foobar | procmail $PWD/buggy.procmailrc
*** glibc detected *** procmail: malloc(): memory corruption: 0x0805df70 ***
======= Backtrace: =========
/lib/i686/cmov/libc.so.6[0xb7e901e6]
/lib/i686/cmov/libc.so.6(__libc_malloc+0x8d)[0xb7e91b3d]
procmail[0x805464e]
procmail[0x805080d]
procmail[0x80509b3]
procmail[0x8050ecf]
procmail[0x804f142]
procmail[0x8049cda]
procmail[0x804b5c3]
/lib/i686/cmov/libc.so.6(__libc_start_main+0xe0)[0xb7e3a450]
procmail[0x80497e1]
======= Memory map: ========
08048000-0805a000 r-xp 00000000 03:02 3622707    /usr/bin/procmail
0805a000-0805b000 rw-p 00011000 03:02 3622707    /usr/bin/procmail
0805b000-0807c000 rw-p 0805b000 00:00 0          [heap]
b7c00000-b7c21000 rw-p b7c00000 00:00 0
b7c21000-b7d00000 ---p b7c21000 00:00 0
b7de0000-b7dec000 r-xp 00000000 03:02 1507353    /lib/libgcc_s.so.1
b7dec000-b7ded000 rw-p 0000b000 03:02 1507353    /lib/libgcc_s.so.1
b7ded000-b7df6000 r-xp 00000000 03:02 1524142
/lib/i686/cmov/libnss_files-2.7.so
b7df6000-b7df8000 rw-p 00008000 03:02 1524142
/lib/i686/cmov/libnss_files-2.7.so
b7df8000-b7e00000 r-xp 00000000 03:02 1524135
/lib/i686/cmov/libnss_nis-2.7.so
b7e00000-b7e02000 rw-p 00007000 03:02 1524135
/lib/i686/cmov/libnss_nis-2.7.so
b7e02000-b7e16000 r-xp 00000000 03:02 1524162    /lib/i686/cmov/libnsl-2.7.so
b7e16000-b7e18000 rw-p 00013000 03:02 1524162    /lib/i686/cmov/libnsl-2.7.so
b7e18000-b7e1a000 rw-p b7e18000 00:00 0
b7e1a000-b7e21000 r-xp 00000000 03:02 1524172
/lib/i686/cmov/libnss_compat-2.7.so
b7e21000-b7e23000 rw-p 00006000 03:02 1524172
/lib/i686/cmov/libnss_compat-2.7.so
b7e23000-b7e24000 rw-p b7e23000 00:00 0
b7e24000-b7f6b000 r-xp 00000000 03:02 1524170    /lib/i686/cmov/libc-2.7.so
b7f6b000-b7f6c000 r--p 00147000 03:02 1524170    /lib/i686/cmov/libc-2.7.so
b7f6c000-b7f6e000 rw-p 00148000 03:02 1524170    /lib/i686/cmov/libc-2.7.so
b7f6e000-b7f71000 rw-p b7f6e000 00:00 0
b7f71000-b7f94000 r-xp 00000000 03:02 1524163    /lib/i686/cmov/libm-2.7.so
b7f94000-b7f96000 rw-p 00023000 03:02 1524163    /lib/i686/cmov/libm-2.7.so
b7fa3000-b7fa5000 rw-p b7fa3000 00:00 0
b7fa5000-b7fc1000 r-xp 00000000 03:02 1511559    /lib/ld-2.7.so
b7fc1000-b7fc3000 rw-p 0001b000 03:02 1511559    /lib/ld-2.7.so
bfce9000-bfcfe000 rw-p bffeb000 00:00 0          [stack]
ffffe000-fffff000 r-xp 00000000 00:00 0          [vdso]
Aborted


-- System Information:
Debian Release: lenny/sid
  APT prefers testing
  APT policy: (900, 'testing'), (600, 'unstable'), (500, 'experimental')
Architecture: i386 (i686)

Kernel: Linux 2.6.24-1-686 (SMP w/2 CPU cores)
Locale: LANG=C, LC_CTYPE=pl_PL.utf8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash

Versions of packages procmail depends on:
ii  libc6                         2.7-6      GNU C Library: Shared libraries

Versions of packages procmail recommends:
ii  esmtp-run [mail-transport-age 0.6.0-1    User configurable relay-only MTA
ii  fetchmail                     6.3.8-11   SSL enabled POP3, APOP, IMAP mail 
-- debconf-show failed

-- 
Jakub Wilk


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