{"id":"CVE-2007-1734","aliases":["EUVD-2007-1728","GHSA-92h4-4w9c-9q5w"],"status":"published","title":"The DCCP support in the do_dccp_getsockopt function in net/dccp/proto.c in Linux kernel 2.6.20...","description":"The DCCP support in the do_dccp_getsockopt function in net/dccp/proto.c in Linux kernel 2.6.20 and later does not verify the upper bounds of the optlen value, which allows local users running on certain architectures to read kernel memory or cause a denial of service (oops), a related issue to CVE-2007-1730.","severity":{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.00768,"percentile":0.55779,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"published":"2007-03-28T22:00:00Z","modified":"2026-06-16T22:38:12Z","exploits":[{"source":"exploitdb","id":"EDB-3587","title":"Linux Kernel 2.6.20 with DCCP Support - Memory Disclosure (1)","type":"local","platform":"linux","date":"2007-03-27","verified":true,"url":"https://www.exploit-db.com/exploits/3587"},{"source":"exploitdb","id":"EDB-3595","title":"Linux Kernel 2.6.20 with DCCP Support - Memory Disclosure (2)","type":"local","platform":"linux","date":"2007-03-28","verified":true,"url":"https://www.exploit-db.com/exploits/3595"}],"products":[{"vendor":"linux","product":"linux_kernel"}],"references":[{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/43321","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"http://securityreason.com/securityalert/2511","tags":["third-party-advisory","x_refsource_SREASON","x_transferred"]},{"url":"http://www.securityfocus.com/archive/1/463969/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://www.securitytracker.com/id?1017820","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/33274","tags":["vdb-entry","x_refsource_XF","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2007-1734"},{"url":"https://github.com/advisories/GHSA-92h4-4w9c-9q5w"}],"sources":{"cve":[{"id":"CVE-2007-1734","description":"The DCCP support in the do_dccp_getsockopt function in net/dccp/proto.c in Linux kernel 2.6.20 and later does not verify the upper bounds of the optlen value, which allows local users running on certain architectures to read kernel memory or cause a denial of service (oops), a related issue to CVE-2007-1730.","status":"published","published":"2007-03-28T22:00:00Z","modified":"2024-08-07T13:06:26.087Z","updated_at":"2026-11-02T13:33:41.472948Z"}],"euvd":[{"id":"EUVD-2007-1728","description":"The DCCP support in the do_dccp_getsockopt function in net/dccp/proto.c in Linux kernel 2.6.20 and later does not verify the upper bounds of the optlen value, which allows local users running on certain architectures to read kernel memory or cause a denial of service (oops), a related issue to CVE-2007-1730.","status":"published","published":"2007-03-28T22:00:00Z","modified":"2024-08-07T13:06:26Z","updated_at":"2026-11-03T01:38:24.288842Z"}],"ghsa":[{"id":"GHSA-92h4-4w9c-9q5w","title":"The DCCP support in the do_dccp_getsockopt function in net/dccp/proto.c in Linux kernel 2.6.20...","description":"The DCCP support in the do_dccp_getsockopt function in net/dccp/proto.c in Linux kernel 2.6.20 and later does not verify the upper bounds of the optlen value, which allows local users running on certain architectures to read kernel memory or cause a denial of service (oops), a related issue to CVE-2007-1730.","status":"published","published":"2022-05-01T17:56:38Z","modified":"2023-01-31T05:03:27Z","updated_at":"2026-11-02T14:48:28.34171Z"}],"nvd":[{"id":"CVE-2007-1734","description":"The DCCP support in the do_dccp_getsockopt function in net/dccp/proto.c in Linux kernel 2.6.20 and later does not verify the upper bounds of the optlen value, which allows local users running on certain architectures to read kernel memory or cause a denial of service (oops), a related issue to CVE-2007-1730.","status":"published","published":"2007-03-28T22:19:00Z","modified":"2026-06-16T22:38:12.25Z","cvss":[{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:01:14.732044Z"}]}}