{"id":"openSUSE-SU-2019:1123-1","summary":"Security update for putty","details":"This update for putty fixes the following issues:\n\nUpdate to new upstream release 0.71 [boo#1129633]\n\n* CVE-2019-9894: Fixed a remotely triggerable memory overwrite in RSA key\n  exchange, which can occur before host key verification\n  potential recycling of random numbers used in cryptography.\n* CVE-2019-9895: Fixed a remotely triggerable buffer overflow in any kind of\n  server-to-client forwarding.\n* CVE-2019-9897: Fixed multiple denial-of-service attacks that can be triggered\n  by writing to the terminal.\n* CVE-2019-9898: Fixed potential recycling of random numbers used in cryptography\n* CVE-2019-9896 (Windows only): Fixed hijacking by a malicious help file in the same directory as the executable\n* Major rewrite of the crypto code to remove cache and timing\n  side channels.\n\nThis update was imported from the openSUSE:Leap:15.0:Update update project.","modified":"2026-03-11T07:32:04.208437Z","published":"2019-04-02T13:58:36Z","related":["CVE-2019-9894","CVE-2019-9895","CVE-2019-9896","CVE-2019-9897","CVE-2019-9898"],"upstream":["CVE-2019-9894","CVE-2019-9895","CVE-2019-9896","CVE-2019-9897","CVE-2019-9898"],"references":[{"type":"ADVISORY","url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/LGXV73N3N22CMABVEV6TXW4UHE243SBS/#LGXV73N3N22CMABVEV6TXW4UHE243SBS"},{"type":"REPORT","url":"https://bugzilla.suse.com/1129633"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2019-9894"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2019-9895"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2019-9896"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2019-9897"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2019-9898"}],"affected":[{"package":{"name":"putty","ecosystem":"SUSE:Package Hub 15","purl":"pkg:rpm/suse/putty&distro=SUSE%20Package%20Hub%2015"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.71-bp150.4.3.1"}]}],"ecosystem_specific":{"binaries":[{"putty":"0.71-bp150.4.3.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/openSUSE-SU-2019:1123-1.json"}}],"schema_version":"1.7.5"}