It was discovered that Atril, the MATE document viewer, made insecure use of tar when opening tar comic book archives . Opening a malicious CBT archive could result in the execution of arbitrary code. This update disables the CBT format entirely.
Multiple security issues have been found in Thunderbird, which may lead to the execution of arbitrary code or denial of service. Debian follows the extended support releases of Thunderbird. Support for the 45.x series has ended, so starting with this update we"re now following the 52.x releases.
Several security issues have been found in the Mozilla Firefox web browser: Multiple memory safety errors, use-after-frees, buffer overflows and other implementation errors may lead to the execution of arbitrary code, denial of service, bypass of the same-origin policy or incorrect enforcement of CSP.
Aleksandar Nikolic of Cisco Talos discovered a stack-based buffer overflow vulnerability in libsoup2.4, a HTTP library implementation in C. A remote attacker can take advantage of this flaw by sending a specially crafted HTTP request to cause an application using the libsoup2.4 library to crash , or potentially execute arbitrary code.
Several issues were discovered in Mercurial, a distributed revision control system. CVE-2017-9462 Jonathan Claudius of Mozilla discovered that repositories served over stdio could be tricked into granting authorized users access to the Python debugger. CVE-2017-1000115 Mercurial"s symlink auditing was incomplete, and could be abused to write files outside the repository. CVE-2017-1000116 Joern Sc ...
Multiple security issues have been discoverd in Samba, a SMB/CIFS file, print, and login server for Unix: CVE-2017-12150 Stefan Metzmacher discovered multiple code paths where SMB signing was not enforced. CVE-2017-12151 Stefan Metzmacher discovered that tools using libsmbclient did not enforce encryption when following DFS redirects, which could allow a man-in-the-middle attacker to read or modif ...
Felix Wilhelm, Fermin J. Serna, Gabriel Campana, Kevin Hamacher, Ron Bowes and Gynvael Coldwind of the Google Security Team discovered several vulnerabilities in dnsmasq, a small caching DNS proxy and DHCP/TFTP server, which may result in denial of service, information leak or the execution of arbitrary code.
Several security issues have been found in the Mozilla Firefox web browser: Multiple memory safety errors, use-after-frees, buffer overflows and other implementation errors may lead to the execution of arbitrary code, denial of service, cross-site scripting or bypass of the phishing and malware protection feature.