Date: Mon, 09 Apr 2012 21:40:54 -0600 From: Kurt Seifried <kseifried@...hat.com> To: oss-security@...ts.openwall.com Subject: Re: CVE id request for imagemagick, libpng and tiff -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On 04/09/2012 09:31 PM, Nico Golde wrote: > Hi, * Kurt Seifried <kseifried@...hat.com> [2012-04-10 04:54]: >> On 04/09/2012 08:31 PM, Nico Golde wrote: >>> We received 3 bug reports targeting imagemagick, libpng and >>> tiff crashing on input when used with electric fence indicating >>> memory errors on handling crafted input. From what I see no CVE >>> ids have been assigned to these bugs yet. >>> >>> Can someone assign ids? libpng: >>> http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=668082 >>> (apparently fixed in 1.2.48 with a removal of the buggy >>> function) >>> >>> tiff: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=668087 >>> >>> imagemagick: >>> http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=668075 >> >> Do any of these crashes occur without electric fence? Also I >> think Vincent Fourmond <fourmond@...ian.org> stated it >> succinctly: >> >> "On what do you base your claim that it is a user security hole >> ? While I agree that it is a bug, I fail to see how a crash at >> the end of a program's execution (cleanup time) necessarily is a >> user security hole, hence downgrading the severity. Feel free to >> raise it up again if you have arguments to back your claim." > > Ack. The imagemagick bug at least seems to be a false positive > create by an efence bug. > > Cheers Nico Ok, I'm going to hold off then on CVE's, sounds like a few more days and we'll know if these are real or not. If i haven't heard by Friday remind me to poke at it. - -- Kurt Seifried Red Hat Security Response Team (SRT) PGP: 0x5E267993 A90B F995 7350 148F 66BF 7554 160D 4553 5E26 7993 -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ iQIcBAEBAgAGBQJPg6vGAAoJEBYNRVNeJnmTFTsP/3pg4Cf32yxeIg1lZk7+ETum Y/lueMdCusjuLsGp+JRmARtMzWuf4Z4UrKnAQyOfAXzCCV6UyyWLH2uAB3xncrbx 09EfGoHaMuR7T3+wSQ8OFY+Y8UEwF5Do53LmFtCImYlQrDcTW+Ct5DDuhQlfRTVT Op06AgbCOhx0N/s8RORGK6RZm0ogFwjRq6bkSMibuNCiLvWf4vmcUhyfUIuHLpQu WQXXwrCdSaNfX9OsWzfGER2lfHsvIa5sylcN54WxmjV6K0Bt99MnQVT3reVdzlZ6 eW+oZHfNR29xn4h5qGrWLHCco175qVGTetC9Cg3yN8jivwfVeyVML3m3BUTCzYH0 ZVsKnJtAamV59wOGL5RveENHx+P4og9WgWz3z3D9yLh1nxZmLYLVBTbVUTTSzbGz xqrwDKchVLoQ+uZc6QJRg8/5ZQ+qeabqOhuMSkN8O0eRb/d0S0t3GFMiROTUPMTo VaWj98ZL/zF7U+2uqCo/5E0+6SBSMjQUmEWwyjz/N+cPddi8udylQJzer+o0rEUN 6JuZW/im6OQ+NIPs9J3a6JfaNSuUlZmV6Md0QyfNQEC+waz9B+sH+hRqGsM07ELn BG4b4du0UHicfr4p4WtmqrDKrUZh0szbnjWSpL7DWu7s8Zwr4dYarZU6DZEXV9OI a/iZSMqtzn4Q1DvCHt3q =BqX9 -----END PGP SIGNATURE-----
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