{ "CVE_data_meta": { "ASSIGNER": "cve@mitre.org", "ID": "CVE-2009-2287", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "n/a", "version": { "version_data": [ { "version_value": "n/a" } ] } } ] }, "vendor_name": "n/a" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "The kvm_arch_vcpu_ioctl_set_sregs function in the KVM in Linux kernel 2.6 before 2.6.30, when running on x86 systems, does not validate the page table root in a KVM_SET_SREGS call, which allows local users to cause a denial of service (crash or hang) via a crafted cr3 value, which triggers a NULL pointer dereference in the gfn_to_rmap function." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "references": { "reference_data": [ { "name": "35675", "refsource": "SECUNIA", "url": "http://secunia.com/advisories/35675" }, { "name": "MDVSA-2010:198", "refsource": "MANDRIVA", "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2010:198" }, { "name": "USN-807-1", "refsource": "UBUNTU", "url": "http://www.ubuntu.com/usn/usn-807-1" }, { "name": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=59839dfff5eabca01cc4e20b45797a60a80af8cb", "refsource": "CONFIRM", "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=59839dfff5eabca01cc4e20b45797a60a80af8cb" }, { "name": "http://sourceforge.net/tracker/?func=detail&atid=893831&aid=2687641&group_id=180599", "refsource": "CONFIRM", "url": "http://sourceforge.net/tracker/?func=detail&atid=893831&aid=2687641&group_id=180599" }, { "name": "36045", "refsource": "SECUNIA", "url": "http://secunia.com/advisories/36045" }, { "name": "36054", "refsource": "SECUNIA", "url": "http://secunia.com/advisories/36054" }, { "name": "DSA-1845", "refsource": "DEBIAN", "url": "http://www.debian.org/security/2009/dsa-1845" }, { "name": "[oss-security] 20090630 CVE Request: kernel: kvm: failure to validate cr3 after KVM_SET_SREGS", "refsource": "MLIST", "url": "http://www.openwall.com/lists/oss-security/2009/06/30/1" }, { "name": "http://git.kernel.org/?p=linux/kernel/git/stable/stable-queue.git;a=blob;f=queue-2.6.30/kvm-x86-check-for-cr3-validity-in-ioctl_set_sregs.patch;h=b48a47dad2cf76358b327368f80c0805e6370c68;hb=e7c45b24f298b5d9efd7d401150f64a1b51aaac4", "refsource": "CONFIRM", "url": "http://git.kernel.org/?p=linux/kernel/git/stable/stable-queue.git;a=blob;f=queue-2.6.30/kvm-x86-check-for-cr3-validity-in-ioctl_set_sregs.patch;h=b48a47dad2cf76358b327368f80c0805e6370c68;hb=e7c45b24f298b5d9efd7d401150f64a1b51aaac4" } ] } }