openSUSE Security Update: Security update for mupdf ______________________________________________________________________________ Announcement ID: openSUSE-SU-2018:0405-1 Rating: moderate References: #1077407 #1077755 #1079100 Cross-References: CVE-2018-6187 CVE-2018-6192 CVE-2018-6544 Affected Products: openSUSE Leap 42.3 ______________________________________________________________________________ An update that fixes three vulnerabilities is now available. Description: This update for mupdf fixes several issues. These security issues were fixed: - CVE-2018-6187: Prevent heap-based buffer overflow in the do_pdf_save_document function. Remote attackers could leverage the vulnerability to cause a denial of service via a crafted pdf file (bsc#1077407). - CVE-2018-6544: pdf_load_obj_stm could have referenced the object stream recursively and therefore run out of error stack, which allowed remote attackers to cause a denial of service via a crafted PDF document (bsc#1079100). - CVE-2018-6192: The pdf_read_new_xref function allowed remote attackers to cause a denial of service (segmentation violation and application crash) via a crafted pdf file (bsc#1077755). Patch Instructions: To install this openSUSE Security Update use YaST online_update. Alternatively you can run the command listed for your product: - openSUSE Leap 42.3: zypper in -t patch openSUSE-2018-149=1 To bring your system up-to-date, use "zypper patch". Package List: - openSUSE Leap 42.3 (i586 x86_64): mupdf-1.12.0-28.1 mupdf-devel-static-1.12.0-28.1 References: https://www.suse.com/security/cve/CVE-2018-6187.html https://www.suse.com/security/cve/CVE-2018-6192.html https://www.suse.com/security/cve/CVE-2018-6544.html https://bugzilla.suse.com/1077407 https://bugzilla.suse.com/1077755 https://bugzilla.suse.com/1079100