{"id":"UBUNTU-CVE-2011-2183","details":"Race condition in the scan_get_next_rmap_item function in mm/ksm.c in the Linux kernel before 2.6.39.3, when Kernel SamePage Merging (KSM) is enabled, allows local users to cause a denial of service (NULL pointer dereference) or possibly have unspecified other impact via a crafted application.","modified":"2026-02-04T02:39:21.255720Z","published":"2011-10-06T00:00:00Z","withdrawn":"2025-07-18T16:42:42Z","related":["USN-1203-1","USN-1208-1","USN-1216-1","USN-1218-1","USN-1244-1","USN-1272-1","USN-1278-1","USN-1279-1","USN-1281-1","USN-1285-1"],"upstream":["CVE-2011-2183"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2011-2183"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-1203-1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-1208-1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-1216-1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-1218-1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-1244-1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-1272-1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-1278-1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-1279-1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-1281-1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-1285-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2011-2183"}],"affected":[{"package":{"name":"linux","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/linux@3.11.0-12.19?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.11.0-12.19"}]}],"ecosystem_specific":{"availability":"No 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