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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2020.4217 Security update for LibVNCServer 30 November 2020 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: LibVNCServer Publisher: SUSE Operating System: SUSE Impact/Access: Denial of Service -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2020-25708 Reference: ESB-2020.4208 ESB-2020.4053 Original Bulletin: https://www.suse.com/support/update/announcement/2020/suse-su-202014549-1 - --------------------------BEGIN INCLUDED TEXT-------------------- SUSE Security Update: Security update for LibVNCServer ______________________________________________________________________________ Announcement ID: SUSE-SU-2020:14549-1 Rating: important References: #1178682 Cross-References: CVE-2020-25708 Affected Products: SUSE Linux Enterprise Server 11-SP4-LTSS SUSE Linux Enterprise Point of Sale 11-SP3 SUSE Linux Enterprise Debuginfo 11-SP4 SUSE Linux Enterprise Debuginfo 11-SP3 ______________________________________________________________________________ An update that fixes one vulnerability is now available. Description: This update for LibVNCServer fixes the following issues: o CVE-2020-25708 [bsc#1178682], libvncserver/rfbserver.c has a divide by zero which could result in DoS Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: o SUSE Linux Enterprise Server 11-SP4-LTSS: zypper in -t patch slessp4-LibVNCServer-14549=1 o SUSE Linux Enterprise Point of Sale 11-SP3: zypper in -t patch sleposp3-LibVNCServer-14549=1 o SUSE Linux Enterprise Debuginfo 11-SP4: zypper in -t patch dbgsp4-LibVNCServer-14549=1 o SUSE Linux Enterprise Debuginfo 11-SP3: zypper in -t patch dbgsp3-LibVNCServer-14549=1 Package List: o SUSE Linux Enterprise Server 11-SP4-LTSS (i586 ppc64 s390x x86_64): LibVNCServer-0.9.1-160.22.1 o SUSE Linux Enterprise Point of Sale 11-SP3 (i586): LibVNCServer-0.9.1-160.22.1 o SUSE Linux Enterprise Debuginfo 11-SP4 (i586 ppc64 s390x x86_64): LibVNCServer-debuginfo-0.9.1-160.22.1 LibVNCServer-debugsource-0.9.1-160.22.1 o SUSE Linux Enterprise Debuginfo 11-SP3 (i586 s390x x86_64): LibVNCServer-debuginfo-0.9.1-160.22.1 LibVNCServer-debugsource-0.9.1-160.22.1 References: o https://www.suse.com/security/cve/CVE-2020-25708.html o https://bugzilla.suse.com/1178682 - --------------------------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. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. 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 iQIVAwUBX8RC6uNLKJtyKPYoAQjMqhAAkJuMuTLJwU5cab7zY+w87w4qwqPFmCCe CGd+mIhldIyPEDTM+F6y+uG8xxqtAcAffJIVJhgvZm5FLLOuAqOnXrNb3QaFWBtE RFs4DS8ZnGqhxlz2WjNAdW99ypu9MwzyhFCEpFEBdAqXrqlU3I0fVu2Hzmxsgp8w bA1qjDxZJ91ukrWPwB3Sl3e5suIL9S/1uKXMmAQmjlCkAS2E39gQKck5e5O3Bnxx b0anhT1IUV74v2eVTBFvB73+j00TijBKBWEsqE6uxQ/sTI0jvP/K2RDLwuPbGXHI 8Xy44EPGAvHHVz5/Pjy+on68g0R3EK4AVSbvm2jnJiHZX6SiJ+cIwUBaoy4UeCTF EOYC5+im/PrKwfLCFjyh2uxaVuhjSNBIblZFM+AsmIj8/v/RvCJaII0Cw0Ddu3bQ YsfNZlBuVHJCukvWtusNWJJRo5+X0c/c4hK4ASOAZPP54Mv3d6LnQSesnACV2Glj ah00Nn0IuiNzQiPyTNW9NchNLMJs+42DqrGvCRQO2t9O7tPloV8JuAjPawcDNDoD 9Q4nwUqU+ajOQbds7jm085PooI1qTNH1fNhqutkrM1rnCnq3P8CLB1KOvZGsrnu6 LDH5YWtk7ksNNR+/FA5f6YHiJbdY0OKD1FaHeKoFwzuCVfs+YGTv6ZRS/9tD0PFt ZVEexJu6w4c= =AQio -----END PGP SIGNATURE-----