-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 - ------------------------------------------------------------------------- Debian Security Advisory DSA-4510-1 security@debian.org https://www.debian.org/security/ Salvatore Bonaccorso August 28, 2019 https://www.debian.org/security/faq - ------------------------------------------------------------------------- Package : dovecot CVE ID : CVE-2019-11500 Nick Roessler and Rafi Rubin discovered that the IMAP and ManageSieve protocol parsers in the Dovecot email server do not properly validate input (both pre- and post-login). A remote attacker can take advantage of this flaw to trigger out of bounds heap memory writes, leading to information leaks or potentially the execution of arbitrary code. For the oldstable distribution (stretch), this problem has been fixed in version 1:2.2.27-3+deb9u5. For the stable distribution (buster), this problem has been fixed in version 1:2.3.4.1-5+deb10u1. We recommend that you upgrade your dovecot packages. For the detailed security status of dovecot please refer to its security tracker page at: https://security-tracker.debian.org/tracker/dovecot 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----- iQKTBAEBCgB9FiEERkRAmAjBceBVMd3uBUy48xNDz0QFAl1mb8hfFIAAAAAALgAo aXNzdWVyLWZwckBub3RhdGlvbnMub3BlbnBncC5maWZ0aGhvcnNlbWFuLm5ldDQ2 NDQ0MDk4MDhDMTcxRTA1NTMxRERFRTA1NENCOEYzMTM0M0NGNDQACgkQBUy48xND z0TKsxAAk63zTXm80+KBP2rCeRNtkVmAKXd6yFSbexwFFNJGQAjp11OJJTtCPtVa D8wQnq6XeTSqNoKH7gHamB6B5nKnPrADGo3H7Zi9yLdmdY4i4c68A6FtLmh/wTBk 6hIpWmQ/xQV2BfdEcEXO+n7OqXGJq1x41uB/HITRlVXUlU3+4mP5F0366QA5P5MW XQhFltv6cgCZuoFC9T+fQkiSGC54NYZiuyfNyF1MSeClxrLe7/nB8nlfPwFe+Y4N xfAnuKrYk3cz5Pt55zz3GwaRLeVjbgxdIDzlFrhO52w5VERtdjQR0gg5hgeify9s eY4s6BOAKl3WHPmT1tVqnsuVwOx/eAFu23AQpG+QHzTRMb1/z6/zoLa2JHCkppsc BltptGA8GpiKLCYMA8cxjS1qe0CPdtOWVLE+Lxn55UlL6ABQMq/aj01v2BhYVDHF H2hNfzFItdRVUmwQpHXyEbfdwQGauG+quZwqgeBCASs641oTyKVAD/O3Rc8Ju0fM NOU784xJs5JmrSzmzSNMEIcAVLgBLspGlz8rA0JvjJ5mKJ9uODedoGFFFAyCme8Y 3kghzMYV4CLjnBR3kWfukRauwn4jdo+E4l/GiCf4D39/RJmtL86Xw1tqwuROTFB6 OBpJuvPTVCwd3TNj4Z2cGN3agjN4P4FfKRqaSDcFj2C8zI9LXhw=R+Xq -----END PGP SIGNATURE-----