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{"affected_release": [{"advisory": "RHSA-2009:1540", "cpe": "cpe:/a:redhat:enterprise_mrg:1::el5", "package": "kernel-rt-0:2.6.24.7-137.el5rt", "product_name": "MRG for RHEL-5", "release_date": "2009-11-03T00:00:00Z"}, {"advisory": "RHSA-2009:1550", "cpe": "cpe:/o:redhat:enterprise_linux:3", "package": "kernel-0:2.4.21-63.EL", "product_name": "Red Hat Enterprise Linux 3", "release_date": "2009-11-03T00:00:00Z"}, {"advisory": "RHSA-2009:1438", "cpe": "cpe:/o:redhat:enterprise_linux:4", "package": "kernel-0:2.6.9-89.0.11.EL", "product_name": "Red Hat Enterprise Linux 4", "release_date": "2009-09-15T00:00:00Z"}, {"advisory": "RHSA-2009:1193", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "kernel-0:2.6.18-128.4.1.el5", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2009-08-04T00:00:00Z"}, {"advisory": "RHSA-2010:0079", "cpe": "cpe:/o:redhat:rhel_eus:5.2", "package": "kernel-0:2.6.18-92.1.35.el5", "product_name": "Red Hat Enterprise Linux 5.2 Z Stream", "release_date": "2010-02-02T00:00:00Z"}, {"advisory": "RHSA-2009:1193", "cpe": "cpe:/o:redhat:rhel_eus:5.3", "package": "kernel-0:2.6.18-128.4.1.el5", "product_name": "Red Hat Enterprise Linux 5.3.Z - Server Only", "release_date": "2009-08-04T00:00:00Z"}], "bugzilla": {"description": "kernel: personality: fix PER_CLEAR_ON_SETID", "id": "511171", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=511171"}, "csaw": false, "cvss": {"cvss_base_score": "2.1", "cvss_scoring_vector": "AV:L/AC:L/Au:N/C:N/I:P/A:N", "status": "verified"}, "details": ["The personality subsystem in the Linux kernel before 2.6.31-rc3 has a PER_CLEAR_ON_SETID setting that does not clear the ADDR_COMPAT_LAYOUT and MMAP_PAGE_ZERO flags when executing a setuid or setgid program, which makes it easier for local users to leverage the details of memory usage to (1) conduct NULL pointer dereference attacks, (2) bypass the mmap_min_addr protection mechanism, or (3) defeat address space layout randomization (ASLR)."], "name": "CVE-2009-1895", "public_date": "2009-06-26T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2009-1895\nhttps://nvd.nist.gov/vuln/detail/CVE-2009-1895"], "threat_severity": "Important"}