Fix libarchive/archive_read_support_format_mtree.c:1388:11: error: ar…

[mfont-ws]

Version of libarchive: libarchive-3.2.0
How you obtained it: Source from git release libarchive-3.2.0.tar.gz
Operating system and version: Ubuntu 14.04
What compiler and/or IDE you are using (include version): arm-none-linux-gnueabi

This patch fix a bug (see below) that we found while crosscompiling libarchive-3.2.0 to build opkg for arm platform.

make  all-am
make[1]: Entering directory `/mnt/host/libarchive-3.2.0'
  CC       libarchive/archive_read_support_format_mtree.lo
cc1: warnings being treated as errors
libarchive/archive_read_support_format_mtree.c: In function 'parse_device':
libarchive/archive_read_support_format_mtree.c:1388:11: error: array subscript is above array bounds
make[1]: *** [libarchive/archive_read_support_format_mtree.lo] Error 1
make[1]: Leaving directory `/mnt/host/libarchive-3.2.0'
make: *** [all] Error 

[kientzle]

Thank you!

[mmatuska]

TALOS-2016-0153
CVE-2016-4301

[petterreinholdtsen]

Looking at the git history, this issue seem to have been introduced in git commit 4e002d9 , and was introduced between version 3.1.2 and 3.2.0. It was present in the version tagged with v3.1.900a in git.