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{"acknowledgement": "Red Hat would like to thank X.Org security team for reporting this issue. Upstream acknowledges Rafal Wojtczuk as the original reporter.", "affected_release": [{"advisory": "RHSA-2010:0631", "cpe": "cpe:/a:redhat:enterprise_mrg:1::el5", "package": "kernel-rt-0:2.6.24.7-161.el5rt", "product_name": "MRG for RHEL-5", "release_date": "2010-08-17T00:00:00Z"}, {"advisory": "RHSA-2010:0882", "cpe": "cpe:/o:redhat:rhel_els:3", "package": "kernel-0:2.4.21-66.EL", "product_name": "Red Hat Enterprise Linux 3 Extended Lifecycle Support", "release_date": "2010-11-12T00:00:00Z"}, {"advisory": "RHSA-2010:0676", "cpe": "cpe:/o:redhat:enterprise_linux:4", "package": "kernel-0:2.6.9-89.0.29.EL", "product_name": "Red Hat Enterprise Linux 4", "release_date": "2010-09-07T00:00:00Z"}, {"advisory": "RHSA-2010:0677", "cpe": "cpe:/o:redhat:rhel_eus:4.7", "package": "kernel-0:2.6.9-78.0.32.EL", "product_name": "Red Hat Enterprise Linux 4.7 Z Stream", "release_date": "2010-09-07T00:00:00Z"}, {"advisory": "RHSA-2010:0661", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "kernel-0:2.6.18-194.11.3.el5", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2010-08-30T00:00:00Z"}, {"advisory": "RHSA-2010:0660", "cpe": "cpe:/o:redhat:rhel_eus:5.3", "package": "kernel-0:2.6.18-128.23.1.el5", "product_name": "Red Hat Enterprise Linux 5.3.Z - Server Only", "release_date": "2010-08-30T00:00:00Z"}, {"advisory": "RHSA-2010:0670", "cpe": "cpe:/o:redhat:rhel_eus:5.4", "package": "kernel-0:2.6.18-164.25.1.el5", "product_name": "Red Hat Enterprise Linux 5.4.Z - Server Only", "release_date": "2010-09-02T00:00:00Z"}], "bugzilla": {"description": "kernel: mm: keep a guard page below a grow-down stack segment", "id": "606611", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=606611"}, "csaw": false, "cvss": {"cvss_base_score": "7.2", "cvss_scoring_vector": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "status": "verified"}, "cwe": "CWE-119", "details": ["The do_anonymous_page function in mm/memory.c in the Linux kernel before 2.6.27.52, 2.6.32.x before 2.6.32.19, 2.6.34.x before 2.6.34.4, and 2.6.35.x before 2.6.35.2 does not properly separate the stack and the heap, which allows context-dependent attackers to execute arbitrary code by writing to the bottom page of a shared memory segment, as demonstrated by a memory-exhaustion attack against the X.Org X server."], "name": "CVE-2010-2240", "public_date": "2010-08-13T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2010-2240\nhttps://nvd.nist.gov/vuln/detail/CVE-2010-2240"], "threat_severity": "Important"}