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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.2364 mupdf security update 1 July 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: mupdf Publisher: Debian Operating System: Debian GNU/Linux 8 Impact/Access: Denial of Service -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2019-6130 CVE-2018-6192 CVE-2018-5686 Reference: ESB-2018.3446 Original Bulletin: https://lists.debian.org/debian-lts-announce/2019/06/msg00027.html - --------------------------BEGIN INCLUDED TEXT-------------------- Package : mupdf Version : 1.5-1+deb8u6 CVE ID : CVE-2018-5686 CVE-2019-6130 CVE-2018-6192 Debian Bug : 887130 888487 918971 Several minor issues have been fixed in mupdf, a lightweight PDF viewer tailored for display of high quality anti-aliased graphics. CVE-2018-5686 In MuPDF, there was an infinite loop vulnerability and application hang in the pdf_parse_array function (pdf/pdf-parse.c) because EOF not having been considered. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted PDF file. CVE-2019-6130 MuPDF had a SEGV in the function fz_load_page of the fitz/document.c file, as demonstrated by mutool. This was related to page-number mishandling in cbz/mucbz.c, cbz/muimg.c, and svg/svg-doc.c. CVE-2018-6192 In MuPDF, the pdf_read_new_xref function in pdf/pdf-xref.c allowed remote attackers to cause a denial of service (segmentation violation and application crash) via a crafted PDF file. For Debian 8 "Jessie", these problems have been fixed in version 1.5-1+deb8u6. We recommend that you upgrade your mupdf packages. Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. 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Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBXRlHDGaOgq3Tt24GAQjzehAA28s7kK+uhcb+Pr+VTdT0jRN8JALZ/rEW YO1owmhOnbxNcCfQEwso6r9Bu1CgWtxIaxVTclQTDXHqLKOhfVVvK+fNo26FcceW iNV9n7kurhOt95y8/cu//ZSUR0VBzhLrdjvapWMw15k+oG9FagLl/NwC2AgA4EpL 1owzwJqQ/aXW6PNMqhvRYZL0mwSP+tsyS2oBvN+aBezDgYBTilChll5H4Kitxtp9 hQnFba3gLok57Ix9JrEMtBMNiJjite3ssrP/wsErlfH4hG7F7z5ixLYMR7wF42dD eNXeg7I8bftliEYRGu507RA6NgORrW/4btRZNiudeqgyxOBUfiMFURmB1aOo4LLp eGmC5eTD0bqA9+EOtiZDDiMiU55ASjBgMY2rR5qraBJSxiKihtSrJLHZT0AYUAZF taBuogrP0MNfhE9f+QjZvdlLAYRsqEHtRsNiN6BOJIyJafuwYAPRd7z3U51kxPfn jbTtHAMaAlibwXCUGiBWzd3zJlFhtFJkosFvTXeXpzocMfzcx889H8KKCt+1RoYQ 3D5C5Kd/obxMNs2RROCODIO3S2E8XKDnnXiURbS5dccj21bphBx2iVAJq/WwVUJp 22zATWvekdCtMIUBcRFMR2K77UwviOoebnbQbVLb26eEKBY04v6QeYWb+Bh8roGX d6v2jkcgPdA= =Nw+J -----END PGP SIGNATURE-----