{"id":"SUSE-SU-2020:0266-1","summary":"Security update for tigervnc","details":"This update for tigervnc provides the following fixes:\n\nSecurity issues fixed:\n\n- CVE-2019-15691: Fixed a use-after-return due to incorrect usage of stack memory in ZRLEDecoder (bsc#1159856).\n- CVE-2019-15692: Fixed a heap-based buffer overflow in CopyRectDecode (bsc#1160250).\n- CVE-2019-15693: Fixed a heap-based buffer overflow in TightDecoder::FilterGradient (bsc#1159858).\n- CVE-2019-15694: Fixed a heap-based buffer overflow, caused by improper error handling in processing MemOutStream (bsc#1160251).\n- CVE-2019-15695: Fixed a stack-based buffer overflow, which could be triggered from CMsgReader::readSetCursor (bsc#1159860).\n\nNon-security issue fixed:\n\n- Make sure CN in generated certificate doesn't exceed 64 characters. (bnc#1041847)\n- Change with-vnc-key.sh to generate TLS certificate using current hostname to keep it short. (bsc#1041847)\n- Disable MIT-SHM extension when running under user 'vnc'. (bsc#1053373)\n","modified":"2026-03-11T07:13:34.567510Z","published":"2020-01-30T14:20:18Z","related":["CVE-2019-15691","CVE-2019-15692","CVE-2019-15693","CVE-2019-15694","CVE-2019-15695"],"upstream":["CVE-2019-15691","CVE-2019-15692","CVE-2019-15693","CVE-2019-15694","CVE-2019-15695"],"references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2020/suse-su-20200266-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1041847"},{"type":"REPORT","url":"https://bugzilla.suse.com/1053373"},{"type":"REPORT","url":"https://bugzilla.suse.com/1159856"},{"type":"REPORT","url":"https://bugzilla.suse.com/1159858"},{"type":"REPORT","url":"https://bugzilla.suse.com/1159860"},{"type":"REPORT","url":"https://bugzilla.suse.com/1160250"},{"type":"REPORT","url":"https://bugzilla.suse.com/1160251"},{"type":"REPORT","url":"https://bugzilla.suse.com/1160937"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2019-15691"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2019-15692"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2019-15693"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2019-15694"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2019-15695"}],"affected":[{"package":{"name":"tigervnc","ecosystem":"SUSE:Linux Enterprise Server for SAP Applications 12 SP1","purl":"pkg:rpm/suse/tigervnc&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.4.3-25.11.1"}]}],"ecosystem_specific":{"binaries":[{"tigervnc":"1.4.3-25.11.1","xorg-x11-Xvnc":"1.4.3-25.11.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2020:0266-1.json"}},{"package":{"name":"tigervnc","ecosystem":"SUSE:Linux Enterprise Server 12 SP1-LTSS","purl":"pkg:rpm/suse/tigervnc&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1-LTSS"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.4.3-25.11.1"}]}],"ecosystem_specific":{"binaries":[{"xorg-x11-Xvnc":"1.4.3-25.11.1","tigervnc":"1.4.3-25.11.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2020:0266-1.json"}}],"schema_version":"1.7.5"}