{"id":"CVE-2009-1914","aliases":["BELL-CVE-2009-1914","DSA-1844-1","EUVD-2009-1909","GHSA-g43q-mc2v-h35w"],"status":"published","title":"The pci_register_iommu_region function in arch/sparc/kernel/pci_common.c in the Linux kernel...","description":"The pci_register_iommu_region function in arch/sparc/kernel/pci_common.c in the Linux kernel before 2.6.29 on the sparc64 platform allows local users to cause a denial of service (system crash) by reading the /proc/iomem file, related to uninitialized pointers and the request_resource function.","severity":{"version":"2.0","score":4.9,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:C","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00673,"percentile":0.52374,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-20"],"published":"2009-06-04T16:00:00Z","modified":"2026-06-16T23:08:21Z","exploits":[{"source":"exploitdb","id":"EDB-33043","title":"Linux Kernel 2.6.x (Sparc64) - '/proc/iomem' Local Denial of Service","type":"dos","platform":"linux","date":"2009-05-03","verified":true,"url":"https://www.exploit-db.com/exploits/33043"}],"affected":[{"source":"osv","ecosystem":"Debian:4.0","package":"linux-2.6.24","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.6.24-6~etchnhalf.8etch2"}]}],"versions":["2.6.24-5~etchnhalf.1","2.6.24-6~etchnhalf.1","2.6.24-6~etchnhalf.2","2.6.24-6~etchnhalf.3","2.6.24-6~etchnhalf.4","2.6.24-6~etchnhalf.5","2.6.24-6~etchnhalf.6","2.6.24-6~etchnhalf.7","2.6.24-6~etchnhalf.8","2.6.24-6~etchnhalf.8etch1"],"bundled":9}],"products":[{"vendor":"linux","product":"linux_kernel"}],"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/51196","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://secunia.com/advisories/35656","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://www.debian.org/security/2009/dsa-1844","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred"]},{"url":"http://osvdb.org/54908","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"http://www.securityfocus.com/bid/35415","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://secunia.com/advisories/36051","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://www.ubuntu.com/usn/usn-793-1","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred"]},{"url":"http://www.openwall.com/lists/oss-security/2009/06/03/3","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.29","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=192d7a4667c6d11d1a174ec4cad9a3c5d5f9043c","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-1914"},{"url":"http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=192d7a4667c6d11d1a174ec4cad9a3c5d5f9043c"},{"url":"https://github.com/advisories/GHSA-g43q-mc2v-h35w"},{"url":"https://docs.bell-sw.com/security/cves/CVE-2009-1914","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2009-1914","description":"The pci_register_iommu_region function in arch/sparc/kernel/pci_common.c in the Linux kernel before 2.6.29 on the sparc64 platform allows local users to cause a denial of service (system crash) by reading the /proc/iomem file, related to uninitialized pointers and the request_resource function.","status":"published","published":"2009-06-04T16:00:00Z","modified":"2024-08-07T05:27:54.873Z","updated_at":"2026-11-02T14:33:25.516454Z"}],"euvd":[{"id":"EUVD-2009-1909","description":"The pci_register_iommu_region function in arch/sparc/kernel/pci_common.c in the Linux kernel before 2.6.29 on the sparc64 platform allows local users to cause a denial of service (system crash) by reading the /proc/iomem file, related to uninitialized pointers and the request_resource function.","status":"published","published":"2009-06-04T16:00:00Z","modified":"2024-08-07T05:27:54Z","updated_at":"2026-11-03T01:39:19.419771Z"}],"ghsa":[{"id":"GHSA-g43q-mc2v-h35w","title":"The pci_register_iommu_region function in arch/sparc/kernel/pci_common.c in the Linux kernel...","description":"The pci_register_iommu_region function in arch/sparc/kernel/pci_common.c in the Linux kernel before 2.6.29 on the sparc64 platform allows local users to cause a denial of service (system crash) by reading the /proc/iomem file, related to uninitialized pointers and the request_resource function.","status":"published","published":"2022-05-02T03:29:58Z","modified":"2025-04-09T04:11:33Z","cwes":["CWE-20"],"updated_at":"2026-11-02T15:01:00.53445Z"}],"nvd":[{"id":"CVE-2009-1914","description":"The pci_register_iommu_region function in arch/sparc/kernel/pci_common.c in the Linux kernel before 2.6.29 on the sparc64 platform allows local users to cause a denial of service (system crash) by reading the /proc/iomem file, related to uninitialized pointers and the request_resource function.","status":"published","published":"2009-06-04T16:30:00.53Z","modified":"2026-06-16T23:08:21.123Z","cvss":[{"version":"2.0","score":4.9,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:C","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:01:35.733785Z"}],"osv":[{"id":"BELL-CVE-2009-1914","title":"CVE-2009-1914 does not affect BellSoft software","status":"withdrawn","published":"2009-06-04T16:30:00Z","modified":"2026-01-28T07:22:09.360281Z","cvss":[{"version":"2.0","score":4.9,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:C","level":"medium"}],"updated_at":"2026-11-02T15:28:12.886815Z"},{"id":"DSA-1844-1","title":"linux-2.6.24 - several vulnerabilities","status":"published","published":"2009-07-28T00:00:00Z","modified":"2026-03-09T01:21:36.540206Z","updated_at":"2026-11-02T15:46:14.734124Z"}]}}