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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2016.2239.2 openssl security update 26 September 2016 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: openssl Publisher: Debian Operating System: Debian GNU/Linux 8 Impact/Access: Access Privileged Data -- Remote/Unauthenticated Denial of Service -- Remote/Unauthenticated Reduced Security -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2016-6306 CVE-2016-6304 CVE-2016-6303 CVE-2016-6302 CVE-2016-2183 CVE-2016-2182 CVE-2016-2181 CVE-2016-2180 CVE-2016-2179 CVE-2016-2178 CVE-2016-2177 Reference: ESB-2016.2238 Original Bulletin: http://www.debian.org/security/2016/dsa-3673 Revision History: September 26 2016: Added regression update September 23 2016: Initial Release - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 - - ------------------------------------------------------------------------- Debian Security Advisory DSA-3673-2 security@debian.org https://www.debian.org/security/ Salvatore Bonaccorso September 23, 2016 https://www.debian.org/security/faq - - ------------------------------------------------------------------------- Package : openssl Debian Bug : 838652 838659 It was discovered that the original patch applied for CVE-2016-2182 in DSA-3673-1 was incomplete, causing a regression when parsing certificates. Updated packages are now available to address this problem. For the stable distribution (jessie), this problem has been fixed in version 1.0.1t-1+deb8u5. We recommend that you upgrade your openssl packages. Further information about Debian Security Advisories, how to apply these updates to your system and frequently asked questions can be found at: https://www.debian.org/security/ Mailing list: debian-security-announce@lists.debian.org - -----BEGIN PGP SIGNATURE----- iQJ8BAEBCgBmBQJX5Y1oXxSAAAAAAC4AKGlzc3Vlci1mcHJAbm90YXRpb25zLm9w ZW5wZ3AuZmlmdGhob3JzZW1hbi5uZXQ0NjQ0NDA5ODA4QzE3MUUwNTUzMURERUUw NTRDQjhGMzEzNDNDRjQ0AAoJEAVMuPMTQ89Ed98P/3hABqlMRSLO7IpnNB1qQwfv ClBaabZ5HPMxUkT6Tu28kDbMAVJoAVs8hCfHkvDFKcJZ0GD51Q0RcO7qkFByKg0b /VD4qB/tQsWs2/B+TC5+u9ZbZ25gfXgR8lWkhTV0yabdpa15Gy8Bmx1j5uZkRd49 yz9aPQeRjIYYKYb1jA2PyeStYA39aj/Qe6/oF2pf0yZjpOHlKIn3LE5zme2LmK+q T6f4653zEay1uUG9xrblVXSv/7H6HDYxXisduN+411T7Ly+K3N6QRqlQGGsuc2H7 3/WFaYB264E58FlcbWXJ3KcApYJEBnoXiJQFrrcfNQNxsVUY+EhKkdNU6J0CE9pe VBHbPkDkek7GVmLK8d58kdF8BVyiIXxZkSBqfJQEWri6Qaq2c+2L6ZdK+cTDVFch +FmP2Y45SBmmuPM4m4u7LAcFecjQjaEFUaNX3w1ex2Dc0AU/1V6A2PUHalXQz5U/ o5/bHFRSer6yOPhgFl2mUzSuklMdQDVzjg0JNaPbgH6drX7iW50TzXTflwKEx0HC f83pr5sl3MhOyfrjysrmZmfT5kV3HIUqWzbnELswPpNd0soYnaBxY23e7jyjYUag 77WqkYzqtJEkRZjkb4TsHgCELyPG2oj4fae5Dit7Hm0hH7XiTmOnF6dzq/4bTZTX Jn/gMe1ddc2vPa6SE2Yw =yUvu - -----END PGP SIGNATURE----- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 - - ------------------------------------------------------------------------- Debian Security Advisory DSA-3673-1 security@debian.org https://www.debian.org/security/ Moritz Muehlenhoff September 22, 2016 https://www.debian.org/security/faq - - ------------------------------------------------------------------------- Package : openssl CVE ID : CVE-2016-2177 CVE-2016-2178 CVE-2016-2179 CVE-2016-2180 CVE-2016-2181 CVE-2016-2182 CVE-2016-2183 CVE-2016-6302 CVE-2016-6303 CVE-2016-6304 CVE-2016-6306 Several vulnerabilities were discovered in OpenSSL: CVE-2016-2177 Guido Vranken discovered that OpenSSL uses undefined pointer arithmetic. Additional information can be found at https://www.openssl.org/blog/blog/2016/06/27/undefined-pointer-arithmetic/ CVE-2016-2178 Cesar Pereida, Billy Brumley and Yuval Yarom discovered a timing leak in the DSA code. CVE-2016-2179 / CVE-2016-2181 Quan Luo and the OCAP audit team discovered denial of service vulnerabilities in DTLS. CVE-2016-2180 / CVE-2016-2182 / CVE-2016-6303 Shi Lei discovered an out-of-bounds memory read in TS_OBJ_print_bio() and an out-of-bounds write in BN_bn2dec() and MDC2_Update(). CVE-2016-2183 DES-based cipher suites are demoted from the HIGH group to MEDIUM as a mitigation for the SWEET32 attack. CVE-2016-6302 Shi Lei discovered that the use of SHA512 in TLS session tickets is susceptible to denial of service. CVE-2016-6304 Shi Lei discovered that excessively large OCSP status request may result in denial of service via memory exhaustion. CVE-2016-6306 Shi Lei discovered that missing message length validation when parsing certificates may potentially result in denial of service. For the stable distribution (jessie), these problems have been fixed in version 1.0.1t-1+deb8u4. For the unstable distribution (sid), these problems will be fixed soon. We recommend that you upgrade your openssl packages. Further information about Debian Security Advisories, how to apply these updates to your system and frequently asked questions can be found at: https://www.debian.org/security/ Mailing list: debian-security-announce@lists.debian.org - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBAgAGBQJX5AshAAoJEBDCk7bDfE42/1QP/1EM2vl0U3SuN3jKA07ziIkr 6KNl11AFQjzdu0uariV6rBqE0DRXVjJrnqTh94gFnOTjK9nB2AYSVvFrq6gLtcgh ypyQt0OzcvFSbeSl8idCIB52hKxRZ2yBiC4rRMgZBJiZjQCN920eJNTXn41htFoj 4bzrsccRxwXDhLF3miXqDJ1yKp6V3kMQ3tJGDNvDmkjweHfxrOWwhoGqUVD1cdS9 5/Bu2DQ/lXTW5LvwJSyeYE/Ragyq9HYxhsWc++fjA9rIEZwxpXjASOFi2Pao9wqu rLxCsORKBYst0l5lybai8bxBhClIl/0Rd132eIHyTz3NCZnt3Cmn2e3O1q8T9r/J DUxZLQS+JdaNbFedyC+9LOZ1QrV/2Qz+88O0C3PwiWyrNBwERUsadAHT7LTSyCZ3 n+ag7kEAtev+/4Wco52Z4A0RnktCfSisMPzL5sGH8/Q0G7ixpS8kITinViRnsHIy lmosUpudlwyfbhRIvbrhRaDqkVNue3EUGXlLFT59Bh9D1IYewM+/+HdkcvdUD2OM iO0lGfxQAAu+de3xPiarbDeMR6d+LAF3YcFeyS4L0zugwYo3ec2Q0YX4e4DLRHPl OAQKhvN8BMHQVsfr/avq5rMR7X2nveEQxA0hdhm28efkMxu/1OkrOy0pIJ52FE2h Di9ak4WgjHHnqAwX+8DF =vZJW - -----END PGP SIGNATURE----- - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. 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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: http://www.auscert.org.au/render.html?cid=1980 =========================================================================== 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 iQIVAwUBV+hlsIx+lLeg9Ub1AQjIRRAAifTntJuJOshKwnBpU+aDKLaHkSEEWuVo PhGeZtCOUuYDD+AF+4ClIWQlB3q2zgGKQid9L7QauCopMNz3Am4kupGpWE0LP+ZM Sy0KCF9d0a9W/CeYk+SXqN2PIMwbSCtK1Q4TpcMT3kRjvVbtA8yuMi9raxNaU06Q e6UbSk1AElvglME9KvafWco1FA3qQWOHPsR/MBahhjSfV8/KFqIdDxMOOB7sgixU g8eU5V6UInSeizJIwDc7Bb/0F4yJArX6b8O7jZIdQGpSMBo2k77aL1/gBetW9bZZ hfk8gphYIj8FlHXHWBFyjHr2y4P9vZiMGsa+s5dw9/9tKErtrnQiULnxDmG0LqyO MyRTT/XC2haAHJsGoCqXW14twLav2O1c5LqpfjZ5GqoZtGKwfhXPC3L+A03naq9V oByAoIIIgn/byxNg664FlnGLtJa981BtOrBxmMYf80YoAZPTom1cly+iYkIXYxDH wvgSogT+cHsrmO+DVPwWURdmdu3QqBsNqCttfM6OMFsqRNXd/zc127ITHwR/LVfc 1yZF/8cRGG9bkvnu5gPt5JvVHToiDrPLaGlEiROhFVmHoXc//cgiwHweTHni+uE/ 7sGnP/QEPjFG2ugOIlzMXAOJOcC8hxCITDj0ZputvZhja/ktZfgCUA5T+u2/C6+g +CsyBDDlR/w= =j/Nr -----END PGP SIGNATURE-----