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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2018.2876 SUSE Security Update: Security update for gnutls 25 September 2018 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: gnutls Publisher: SUSE Operating System: SUSE Impact/Access: Access Privileged Data -- Remote/Unauthenticated Denial of Service -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2018-10846 CVE-2018-10845 CVE-2018-10844 CVE-2017-10790 Reference: ESB-2018.2868 Original Bulletin: https://www.suse.com/support/update/announcement/2018/suse-su-20182842-1/ - --------------------------BEGIN INCLUDED TEXT-------------------- SUSE Security Update: Security update for gnutls ______________________________________________________________________________ Announcement ID: SUSE-SU-2018:2842-1 Rating: moderate References: #1047002 #1105437 #1105459 #1105460 Cross-References: CVE-2017-10790 CVE-2018-10844 CVE-2018-10845 CVE-2018-10846 Affected Products: SUSE Linux Enterprise Software Development Kit 12-SP3 SUSE Linux Enterprise Server 12-SP3 SUSE Linux Enterprise Desktop 12-SP3 ______________________________________________________________________________ An update that fixes four vulnerabilities is now available. Description: This update for gnutls fixes the following issues: Security issues fixed: - Improved mitigations against Lucky 13 class of attacks - "Just in Time" PRIME + PROBE cache-based side channel attack can lead to plaintext recovery (CVE-2018-10846, bsc#1105460) - HMAC-SHA-384 vulnerable to Lucky thirteen attack due to use of wrong constant (CVE-2018-10845, bsc#1105459) - HMAC-SHA-256 vulnerable to Lucky thirteen attack due to not enough dummy function calls (CVE-2018-10844, bsc#1105437) - The _asn1_check_identifier function in Libtasn1 caused a NULL pointer dereference and crash (CVE-2017-10790, bsc#1047002) 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: - SUSE Linux Enterprise Software Development Kit 12-SP3: zypper in -t patch SUSE-SLE-SDK-12-SP3-2018-1990 - SUSE Linux Enterprise Server 12-SP3: zypper in -t patch SUSE-SLE-SERVER-12-SP3-2018-1990 - SUSE Linux Enterprise Desktop 12-SP3: zypper in -t patch SUSE-SLE-DESKTOP-12-SP3-2018-1990 Package List: - SUSE Linux Enterprise Software Development Kit 12-SP3 (aarch64 ppc64le s390x x86_64): gnutls-debuginfo-3.3.27-3.3.1 gnutls-debugsource-3.3.27-3.3.1 libgnutls-devel-3.3.27-3.3.1 libgnutls-openssl-devel-3.3.27-3.3.1 libgnutlsxx-devel-3.3.27-3.3.1 libgnutlsxx28-3.3.27-3.3.1 libgnutlsxx28-debuginfo-3.3.27-3.3.1 - SUSE Linux Enterprise Server 12-SP3 (aarch64 ppc64le s390x x86_64): gnutls-3.3.27-3.3.1 gnutls-debuginfo-3.3.27-3.3.1 gnutls-debugsource-3.3.27-3.3.1 libgnutls-openssl27-3.3.27-3.3.1 libgnutls-openssl27-debuginfo-3.3.27-3.3.1 libgnutls28-3.3.27-3.3.1 libgnutls28-debuginfo-3.3.27-3.3.1 - SUSE Linux Enterprise Server 12-SP3 (s390x x86_64): libgnutls28-32bit-3.3.27-3.3.1 libgnutls28-debuginfo-32bit-3.3.27-3.3.1 - SUSE Linux Enterprise Desktop 12-SP3 (x86_64): gnutls-3.3.27-3.3.1 gnutls-debuginfo-3.3.27-3.3.1 gnutls-debugsource-3.3.27-3.3.1 libgnutls28-3.3.27-3.3.1 libgnutls28-32bit-3.3.27-3.3.1 libgnutls28-debuginfo-3.3.27-3.3.1 libgnutls28-debuginfo-32bit-3.3.27-3.3.1 References: https://www.suse.com/security/cve/CVE-2017-10790.html https://www.suse.com/security/cve/CVE-2018-10844.html https://www.suse.com/security/cve/CVE-2018-10845.html https://www.suse.com/security/cve/CVE-2018-10846.html https://bugzilla.suse.com/1047002 https://bugzilla.suse.com/1105437 https://bugzilla.suse.com/1105459 https://bugzilla.suse.com/1105460 - --------------------------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 iQIVAwUBW6m6eGaOgq3Tt24GAQiKXhAAywlRMbppCqp39KLu9WPhHwflW4Hz8MLd 4t3j548F4ZAiLSkwow229cARj3r/CkM8a09GwmN20UmId71AaPzdLrL5CIw1Y2ri 9Cd+oFlu21tQ6YMAhGuITozTj4T6X0D2UAoVBC59AauPDrqUo1re1h8EZD+3KCrC vvP78pzYVi9bqPRQEKhCYDqzgNVTgKb+eNdcdECrk3evuTw+U5dmnB1sUAA4tWhD +RE2FsUQ4YRbIUGcMFx8Nk0PyS0L+gVLCeVBpRaIUenshWb6/RgRGikqRPjKh+b1 tk7MPyUPzJNE2G413sCWNzyXtgA45TKwp+J2OFg/LJ1Yd0k/KLdDzkp7/1Pmj+jy 36C4dP6HuMkhWVtQC6ZrYZvjKrEqhcWajEGuR83LOjOy9ODPY0rXptWK6F3pvril uFtSh6LEUEKHdfws881sPLMmOwGybBr9+49FSINVC8lGWclxuKeFms4FJUiHcKut TKfBjkYblo6Io42UpcyiU1FsmYI5kQdlAUKy+ig3p6vcchLINnxEhUuAre/78hiH Wo9IspZmJglHUeT050BBYWIXDGJj3zDjLn+UpL8gGnUX/S2zClW6Fm8X2g4UXbRB /zJPlRBsmKx9/9xlnZx2/60ajfzTmXY+XciBmqGifG+8+xTiQVBqZx5eVSpbPz4g Cod5xG34qrU= =M/U8 -----END PGP SIGNATURE-----