Your message dated Sat, 21 Oct 2017 21:13:14 +0000
with message-id <[email protected]>
and subject line Bug#878512: fixed in pax 1:20171021-1
has caused the Debian Bug report #878512,
regarding pax: out-of-bounds read in rd_wrbuf()
to be marked as done.

This means that you claim that the problem has been dealt with.
If this is not the case it is now your responsibility to reopen the
Bug report if necessary, and/or fix the problem forthwith.

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-- 
878512: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=878512
Debian Bug Tracking System
Contact [email protected] with problems
--- Begin Message ---
Package: pax
Version: 1:20161104-2

pax crashes on some malformed tar archives:

  $ printf '%0125d606%023d57614%0356d' | pax > /dev/null
  Segmentation fault

Valgrind says it's an out-of-bounds read:

  Invalid read of size 4
     at 0x4832F70: memcpy (in /usr/lib/valgrind/vgpreload_memcheck-x86-linux.so)
     by 0x10EA47: memcpy (string3.h:53)
     by 0x10EA47: rd_wrbuf (buf_subs.c:560)
     by 0x10C9D1: next_head (ar_subs.c:1057)
     by 0x10D15E: list (ar_subs.c:104)
     by 0x109DD6: main (pax.c:296)
   Address 0x8612ba58 is not stack'd, malloc'd or (recently) free'd


Found using American Fuzzy Lop:
http://lcamtuf.coredump.cx/afl/

-- System Information:
Architecture: i386

Versions of packages pax depends on:
ii  libc6  2.24-17

--
Jakub Wilk

--- End Message ---
--- Begin Message ---
Source: pax
Source-Version: 1:20171021-1

We believe that the bug you reported is fixed in the latest version of
pax, which is due to be installed in the Debian FTP archive.

A summary of the changes between this version and the previous one is
attached.

Thank you for reporting the bug, which will now be closed.  If you
have further comments please address them to [email protected],
and the maintainer will reopen the bug report if appropriate.

Debian distribution maintenance software
pp.
Thorsten Glaser <[email protected]> (supplier of updated pax package)

(This message was generated automatically at their request; if you
believe that there is a problem with it please contact the archive
administrators by mailing [email protected])


-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA384

Format: 1.8
Date: Sat, 21 Oct 2017 21:55:55 +0200
Source: pax
Binary: pax
Architecture: source i386
Version: 1:20171021-1
Distribution: unstable
Urgency: medium
Maintainer: Thorsten Glaser <[email protected]>
Changed-By: Thorsten Glaser <[email protected]>
Description:
 pax        - Portable Archive Interchange (cpio, pax, tar)
Closes: 878512 878642 878645
Changes:
 pax (1:20171021-1) unstable; urgency=medium
 .
   * New upstream release
     - (Closes: #878512) (Closes: #878642) (Closes: #878645)
     - fixes some error messages
     - let lzip have .lz and .tlz extensions (thanks Antonio)
     - exit nonzero if the compression subprocess fails
   * Bump Policy (no changes)
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pax_20171021-1.dsc
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pax-dbgsym_20171021-1_i386.deb
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Files:
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 fcb438bb939cc81c11fe922136457e55 7048 utils optional 
pax_20171021-1.debian.tar.xz
 e3ef021b4cf71acb90da01714f435238 109172 debug optional 
pax-dbgsym_20171021-1_i386.deb
 d1ac7b619d876244746e402477cb0823 4566 utils optional 
pax_20171021-1_i386.buildinfo
 ffc662c7fb0bfb0d890d290fefd7df9e 87416 utils optional pax_20171021-1_i386.deb

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