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{"bugzilla": {"description": "gnome-session: Bad reference counting in accept_ice_connection() permits resource exhaustion", "id": "1470706", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1470706"}, "csaw": false, "cvss3": {"cvss3_base_score": "3.3", "cvss3_scoring_vector": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L", "status": "draft"}, "cwe": "CWE-400", "details": ["Bad reference counting in the context of accept_ice_connection() in gsm-xsmp-server.c in old versions of gnome-session up until version 2.29.92 allows a local attacker to establish ICE connections to gnome-session with invalid authentication data (an invalid magic cookie). Each failed authentication attempt will leak a file descriptor in gnome-session. When the maximum number of file descriptors is exhausted in the gnome-session process, it will enter an infinite loop trying to communicate without success, consuming 100% of the CPU. The graphical session associated with the gnome-session process will stop working correctly, because communication with gnome-session is no longer possible.", "A denial-of-service flaw was found in the way gnome-session handled ICE connections. A local, authenticated attacker could potentially use this flaw to cause the gnome-session process to exhaust its file descriptors and enter an infinite loop, thereby leading to denial of service."], "name": "CVE-2017-11171", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "gnome-session", "product_name": "Red Hat Enterprise Linux 5"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Will not fix", "package_name": "gnome-session", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "gnome-session", "product_name": "Red Hat Enterprise Linux 7"}], "public_date": "2017-07-11T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2017-11171\nhttps://nvd.nist.gov/vuln/detail/CVE-2017-11171"], "threat_severity": "Low"}