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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.4430 isc-dhcp security update for Debian LTS 25 November 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: isc-dhcp Publisher: Debian Operating System: Debian GNU/Linux 8 Impact/Access: Denial of Service -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2016-2774 Reference: ESB-2018.0605.2 ESB-2016.2614 ESB-2016.0610 Original Bulletin: https://lists.debian.org/debian-lts-announce/2019/11/msg00023.html - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 Package : isc-dhcp Version : 4.3.1-6+deb8u4 CVE ID : CVE-2016-2774 An issue has been found in isc-dhcp, a server for automatic IP address assignment. The number of simultaneous open TCP connections to OMAPI port of the server has to be limited to 200 in order to avoid a denial of service. For Debian 8 "Jessie", this problem has been fixed in version 4.3.1-6+deb8u4. We recommend that you upgrade your isc-dhcp packages. Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS - -----BEGIN PGP SIGNATURE----- iQKTBAEBCgB9FiEEYgH7/9u94Hgi6ruWlvysDTh7WEcFAl3ayEdfFIAAAAAALgAo aXNzdWVyLWZwckBub3RhdGlvbnMub3BlbnBncC5maWZ0aGhvcnNlbWFuLm5ldDYy MDFGQkZGREJCREUwNzgyMkVBQkI5Njk2RkNBQzBEMzg3QjU4NDcACgkQlvysDTh7 WEdXTA//T/veZkM6LzLdfuP66FlwVTz5Gk1tShSaDGQxb35WV1DnwZ/uNzec+WVf dnSNKckNeZhjMvDzvHb33qf94KQjyWUx+fXwv7Q3YSB4NpoD+TQJh+2EOuqRKxsu lJVx7q6XXEwvnvCCGI0kPGzURLLNrPH9J6KHUr48kZHsudZYBZfGCJvFl1v+bkBI hwghvKe/cLzawO08bwdl8cPOLqegLeX9oEJ4/75OGJi+WagcWhc3xaGFVnhJqWdE vWPJqE27lG4R1xpd3+M07ykWf8JKTU37zb0PlSEgJDpOpBSoTqpck9EnD2iV/TKq alwt+ddb0nib6uB38HWFfvcSjuF0oWYCKqff0sHQKvHx+XLCcpMuKXbKyX1y4cZU m4Y/QEWxMzAnBDBjJuEBomXBWpdNDtMi7COw8TaDAeeVeAF1aliMvCWTUPZkIpEO 6FBiIvWU5fBxZ+aNgcw/HFLIcJ06Y8AdaccyLIEuyzLRXEeu2wE+1vXsOCd8o/v1 jfKMDAovUU3kcgDrlPS4dfiT4ePXTl6GQUMS19BZWh8ml5QEdmbGvebC0Sdxhgl4 VMep3bSRmZ8jYvJiQACZpBQRvB/YOHy2eyRpPLcbU4YB3ICkXjRnZ/OjtLpiYwjz iSqmuOcwWg0DxJsrHrqmSB2ZzgOsdcrhh41SKzRiU+/JQDs9cco= =wBo9 - -----END PGP SIGNATURE----- - --------------------------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 iQIVAwUBXdsYZ2aOgq3Tt24GAQgTixAAxZtYL0dKsjLX29aL1yYoSlbUJ1jzzljE MEDRnW5tK4BWV7gzhYSEDr+eYGuo4g6bbmtMTzreXvZQEF/QEuPCjDhe5XaC7NYw 0T24TbDffodWv1IBygCXe/SBXlO2/sZZSZc3YXdoARUnIbJLXxLGP2F8g9rjvA95 /JVOajcS9dFxGj2ZP0TshzS8Cu4v5BUYZE3uiqFvdhe5GsY3mrSgxEUAvDtRUqyA jwAw6LUxzirJejDQ5aX3L6s7bjkLfGlwIAo895CE3GBgMBCKfAQKk2C9e6EBqgd/ wJkq2Ccd9//R7U/YXLLVqlbefn0m6+IM5wp6rpp/5iBC3QttwPfCERdjqcoIb8Xb BF41GrNZjwRDsYrC1pCpQxIYw7Hhvlhj3vc1LPPfY+Ho/fdjcgBCucAWpawPYUjH b09apc/bFL45MlXszGoPZYEIUVnRC8kGoWDVLPXday58XskgAAZaEMoWz1eOTPtn Y9qox3iX/P4LHVG5nx+sWUiiM+N2lJPqU47XtXjo6R4Nwhl0Zxh1wuQletYOewHf 7aHbtYKknQCHmMxCRPhFE+geZlPe53L7NNbN7ID7wgurKcedVz/VMPf8fDdgFsru +Le5AK9/r/j2YxRWLkYQq/fnShtQnrn6lZqlGRWUMtLC5j3c+3nPUyZlh2bXP6AF nMcTQzk4lU8= =DCVS -----END PGP SIGNATURE-----