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{"acknowledgement": "Red Hat would like to thank researcher with a nickname vladz for reporting this issue.", "affected_release": [{"advisory": "RHSA-2012:0939", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "xorg-x11-server-0:1.10.6-1.el6", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2012-06-19T00:00:00Z"}], "bugzilla": {"description": "xorg-x11-server: lock file chmod change race condition", "id": "745024", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=745024"}, "csaw": false, "cvss": {"cvss_base_score": "4.0", "cvss_scoring_vector": "AV:L/AC:H/Au:N/C:C/I:N/A:N", "status": "verified"}, "details": ["The LockServer function in os/utils.c in X.Org xserver before 1.11.2 allows local users to change the permissions of arbitrary files to 444, read those files, and possibly cause a denial of service (removed execution permission) via a symlink attack on a temporary lock file."], "name": "CVE-2011-4029", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:4", "fix_state": "Will not fix", "package_name": "xorg-x11", "product_name": "Red Hat Enterprise Linux 4"}, {"cpe": "cpe:/o:redhat:enterprise_linux:5", "fix_state": "Not affected", "package_name": "xorg-x11-server", "product_name": "Red Hat Enterprise Linux 5"}], "public_date": "2011-10-18T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2011-4029\nhttps://nvd.nist.gov/vuln/detail/CVE-2011-4029\nhttp://lists.freedesktop.org/archives/xorg-announce/2011-October/001744.html"], "threat_severity": "Low"}