{"id":"RLSA-2021:1791","summary":"Moderate: spice-vdagent security and bug fix update","details":"The spice-vdagent packages provide a SPICE agent for Linux guests.\n\nSecurity Fix(es):\n\n* spice-vdagent: possible file transfer DoS and information leak via active_xfers hash map (CVE-2020-25651)\n\n* spice-vdagent: UNIX domain socket peer PID retrieved via SO_PEERCRED is subject to race condition (CVE-2020-25653)\n\n* spice-vdagent: memory DoS via arbitrary entries in active_xfers hash table (CVE-2020-25650)\n\n* spice-vdagent: possibility to exhaust file descriptors in vdagentd (CVE-2020-25652)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n\nAdditional Changes:\n\nFor detailed information on changes in this release, see the Rocky Linux 8.4 Release Notes linked from the References section.","modified":"2026-02-05T09:30:13.388725Z","published":"2021-05-18T06:05:33Z","upstream":["CVE-2020-25650","CVE-2020-25651","CVE-2020-25652","CVE-2020-25653"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2021:1791"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1790904"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1824610"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1886345"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1886359"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1886366"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1886372"}],"affected":[{"package":{"name":"spice-vdagent","ecosystem":"Rocky Linux:8","purl":"pkg:rpm/rocky-linux/spice-vdagent?distro=rocky-linux-8-4-legacy&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:0.20.0-3.el8"}],"database_specific":{"yum_repository":"AppStream"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2021:1791.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:L"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}