Date: Thu, 19 Apr 2012 13:33:07 +0100 From: Caolán McNamara <caolanm@...hat.com> To: oss-security@...ts.openwall.com Cc: "Steven M. Christey" <coley@...us.mitre.org>, officesecurity@...ts.freedesktop.org, David Tardon <dtardon@...hat.com>, Miklos Vajna <vmiklos@...e.cz>, Carlo Di Dato <shinnai@...istici.org> Subject: Re: [Officesecurity] CVE Request (minor) -- LibreOffice (X >= v3.5.0): DoS (excessive CPU use) in the RTF tokenizer On Thu, 2012-04-19 at 14:14 +0200, Jan Lieskovsky wrote: > Though Caolán , Miklos or LibreOffice upstream can clarify further if > this should be considered to be a security flaw (due to internal > implementation details I am not aware of and might lead to memory > corruption announced at ). nah, insta-crash with a -1 passed to new(...) so throws bad_alloc, "safe" crash. > But as noted earlier, I don't think this is a security flaw, which > should get a CVE identifier. indeed. >  https://bugs.freedesktop.org/show_bug.cgi?id=48640#c1 ('DoS PoC') > > This one (on LibreOffice >= v.3.5.0 using the new RTF tokenizer implementation) > truly leads to denial of service (excessive CPU consumption and hang) while > trying to process that RTF file. So this case might be applicable > for CVE-2012-* identifier assignment. Dunno about this, I mean if we're going to go around assigning CVEs to every busy-hang we'd be knee deep in CVEs by the end of a week. C.
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