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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2021.3970 libmodbus security update 23 November 2021 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: libmodbus Publisher: Debian Operating System: Debian GNU/Linux Linux variants Impact/Access: Denial of Service -- Remote/Unauthenticated Access Confidential Data -- Remote/Unauthenticated Reduced Security -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2019-14463 CVE-2019-14462 Original Bulletin: https://lists.debian.org/debian-lts-announce/2021/11/msg00020.html Comment: This advisory references vulnerabilities in products which run on platforms other than Debian. It is recommended that administrators running libmodbus check for an updated version of the software for their operating system. - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 - - ------------------------------------------------------------------------- Debian LTS Advisory DLA-2825-1 debian-lts@lists.debian.org https://www.debian.org/lts/security/ Thorsten Alteholz November 22, 2021 https://wiki.debian.org/LTS - - ------------------------------------------------------------------------- Package : libmodbus Version : 3.0.6-2+deb9u1 CVE ID : CVE-2019-14462 CVE-2019-14463 Two issues have been found in libmodbus, a library for the Modbus protocol. Both issues are related to out of bound reads, which could result in a denial of service or other unspecified impact. For Debian 9 stretch, these problems have been fixed in version 3.0.6-2+deb9u1. We recommend that you upgrade your libmodbus packages. For the detailed security status of libmodbus please refer to its security tracker page at: https://security-tracker.debian.org/tracker/libmodbus 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----- iQKTBAEBCgB9FiEEYgH7/9u94Hgi6ruWlvysDTh7WEcFAmGbwF5fFIAAAAAALgAo aXNzdWVyLWZwckBub3RhdGlvbnMub3BlbnBncC5maWZ0aGhvcnNlbWFuLm5ldDYy MDFGQkZGREJCREUwNzgyMkVBQkI5Njk2RkNBQzBEMzg3QjU4NDcACgkQlvysDTh7 WEeYBRAApXLV8s5zxIZ6XxAHiv2R/XHvUcgxl+85Q+MJhMXIqtAiFRcgwRX10r6A U5SjlsxjsKzNqK6mdFQopPkLhxFO6eFLTcA4JOwsud12PmCNUUH/V5HT78r+Pn2E z+K5aDf4mmtq2YVEMSK3myX69rnACFSy4SkZfZU7PIaSYoe2CWzwChwqwEDaOvFb 4J4uwaddZ1Fdn36YC7tg+sbUxRhu07K5DLMvPPd2XEo/bB7kmFSinshZfhQl/zP4 JDOaqr0XrwLJK9jFEZY+Tci3VUN350PQuWgt8avH9/UqqU/Jm43tmkM7G5vTct8U buqZMMJR7sV7gceSjN06Higp7AMx5ramyjUAhJw53zVCMMsLMDUc7vrVNDse52Fn SAIT1pcxQConR0y71kbuuBFX7glri/f+fgB0lzncItuj8025wIvl2Z4+4ogeGAaW P6j+4DrJ9JeZn7huJ3QbgM4g58h7++lQIannUgQy4b/87Tjeukll9hNkTQrLVrzi ylIqw9jxqO9QYTsrGLhAE9VkaFcbpu8gVYeqDJBhhhM7VtMOaypAb14qJ2DSeOcR gpvFC+8D/KG/aZrPdU69kVMmTULLAdwz5jeZKZ+1fXC+Ie++H7swivue0BNSh9Cj PXy/asNqjoZgslecsWBEYnEYzLb1AIbAQ2U4vK6SPzzIvTim6M0= =BgaS - -----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). 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