Date: Thu, 12 May 2016 17:54:18 +0200 From: Martin Matuska <mm@freebsd.org> To: Michael Butler <imb@protected-networks.net> Cc: freebsd-current <freebsd-current@freebsd.org>, "Kientzle, Tim" <tim@kientzle.com> Subject: Re: libarchive update SVN r299529 breaks "ezjail update" Message-ID: <20160512175418.Horde.JvYoOSRwfU_l2TIXv697u2B@mail.vx.sk> In-Reply-To: <20160512173440.Horde.5l1s9ijXRgAeMNgmT0MmCPa@mail.vx.sk> References: <2c059cf5-2c8a-3b89-16c3-eedf02a01ec5@protected-networks.net> <20160512173440.Horde.5l1s9ijXRgAeMNgmT0MmCPa@mail.vx.sk>
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Looks like we have to remove line #174 from cpio/cpio.c: cpio->extract_flags |= ARCHIVE_EXTRACT_SECURE_NOABSOLUTEPATHS; This breaks traditional cpio behavior. Quoting Martin Matuska <mm@freebsd.org>: > Hi Michael, I have looked at the source and this is an intended > change in 3.2.0. > > An absolute path security check was added, cpio refuses to extract > or copy over absolute paths. To do this anyway the "--insecure" flag > must be used. > > Here is the commit: > https://github.com/libarchive/libarchive/commit/59357157706d47c365b2227739e17daba3607526 > > Quoting Michael Butler <imb@protected-networks.net>: > >> It seems that today's libarchive update breaks cpio's behaviour: >> >> sudo ezjail-admin update -i -s /usr/src >> >> [ .. ] >> >> cd /usr/src/etc/..; install -o root -g wheel -m 444 COPYRIGHT >> /usr/local/jails/fulljail/ >> install -o root -g wheel -m 444 >> /usr/src/etc/../sys/i386/conf/GENERIC.hints >> /usr/local/jails/fulljail/boot/device.hints >> /usr/local/jails/basejail/bincpio: bin: Path is absolute: Unknown error: -1 >> >> /usr/local/jails/basejail/bin/catcpio: bin/cat: Path is absolute: >> Unknown error: -1 >> >> /usr/local/jails/basejail/bin/chflagscpio: bin/chflags: Path is >> absolute: Unknown error: -1 >> >> /usr/local/jails/basejail/bin/chiocpio: bin/chio: Path is absolute: >> Unknown error: -1 >> >> /usr/local/jails/basejail/bin/chmodcpio: bin/chmod: Path is absolute: >> Unknown error: -1 >> >> /usr/local/jails/basejail/bin/cpcpio: bin/cp: Path is absolute: Unknown >> error: -1 >> >> /usr/local/jails/basejail/bin/datecpio: bin/date: Path is absolute: >> Unknown error: -1 >> >> /usr/local/jails/basejail/bin/ddcpio: bin/dd: Path is absolute: Unknown >> error: -1 >> >> /usr/local/jails/basejail/bin/dfcpio: bin/df: Path is absolute: Unknown >> error: -1 >> >> /usr/local/jails/basejail/bin/domainnamecpio: bin/domainname: Path is >> absolute: Unknown error: -1 >> [ .. etc. .. ] > > > > ------------------------- > Martin Matuska > FreeBSD committer > http://blog.vx.sk -- Martin Matuska FreeBSD committer http://blog.vx.sk
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