Date: Tue, 04 Feb 2014 02:50:00 +1100 From: Murray McAllister <mmcallis@...hat.com> To: oss-security@...ts.openwall.com CC: 737385@...s.debian.org Subject: Re: CVE request: a2ps insecure temporary file use On 02/03/2014 05:12 PM, Murray McAllister wrote: > Hello, > > Jakub Wilk found that a2ps, a tool to convert text and other types of > files to PostScript, insecurely used a temporary file in spy_user(). A > local attacker could use this flaw to perform a symbolic link attack to > modify an arbitrary file accessible to the user running a2ps: > > http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=737385 > > The original report notes there are calls to tempname_ensure(). If any > of those are found to be vulnerable, would they use the same CVE number, > or require a different one? > > References: > http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=737385 > https://bugzilla.redhat.com/show_bug.cgi?id=1060630 > > Thanks, > > -- > Murray McAllister / Red Hat Security Response Team > Tim Waugh pointed out this was fixed in 2001: https://bugzilla.redhat.com/show_bug.cgi?id=1060630#c5 And notes http://pkgs.fedoraproject.org/cgit/a2ps.git/plain/a2ps-4.13-security.patch is the patch. Cheers, -- Murray McAllister / Red Hat Security Response Team
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