{"id":"CVE-2007-6434","aliases":["EUVD-2007-6400","GHSA-qf5f-8g8h-pc98"],"status":"published","title":"Linux kernel 2.6.23 allows local users to create low pages in virtual userspace memory and bypass...","description":"Linux kernel 2.6.23 allows local users to create low pages in virtual userspace memory and bypass mmap_min_addr protection via a crafted executable file that calls the do_brk function.","severity":{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:P","level":"low","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00439,"percentile":0.38449,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-264"],"published":"2007-12-18T20:00:00Z","modified":"2026-06-16T22:48:04Z","products":[{"vendor":"linux","product":"linux_kernel"}],"references":[{"url":"http://www.vupen.com/english/advisories/2007/4200","tags":["vdb-entry","x_refsource_VUPEN","x_transferred"]},{"url":"http://osvdb.org/40907","tags":["vdb-entry","x_refsource_OSVDB","x_transferred"]},{"url":"http://www.securityfocus.com/bid/26831","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://secunia.com/advisories/28070","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory"]},{"url":"http://kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.24-rc5","tags":["x_refsource_CONFIRM","x_transferred","Exploit"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2007-6434"},{"url":"https://github.com/advisories/GHSA-qf5f-8g8h-pc98"}],"sources":{"cve":[{"id":"CVE-2007-6434","description":"Linux kernel 2.6.23 allows local users to create low pages in virtual userspace memory and bypass mmap_min_addr protection via a crafted executable file that calls the do_brk function.","status":"published","published":"2007-12-18T20:00:00Z","modified":"2024-08-07T16:02:37.023Z","updated_at":"2026-11-02T13:33:07.91528Z"}],"euvd":[{"id":"EUVD-2007-6400","description":"Linux kernel 2.6.23 allows local users to create low pages in virtual userspace memory and bypass mmap_min_addr protection via a crafted executable file that calls the do_brk function.","status":"published","published":"2007-12-18T20:00:00Z","modified":"2024-08-07T16:02:37Z","updated_at":"2026-11-03T01:16:12.823662Z"}],"ghsa":[{"id":"GHSA-qf5f-8g8h-pc98","title":"Linux kernel 2.6.23 allows local users to create low pages in virtual userspace memory and bypass...","description":"Linux kernel 2.6.23 allows local users to create low pages in virtual userspace memory and bypass mmap_min_addr protection via a crafted executable file that calls the do_brk function.","status":"published","published":"2022-05-01T18:42:51Z","modified":"2023-01-31T05:04:55Z","updated_at":"2026-11-02T14:48:45.334022Z"}],"nvd":[{"id":"CVE-2007-6434","description":"Linux kernel 2.6.23 allows local users to create low pages in virtual userspace memory and bypass mmap_min_addr protection via a crafted executable file that calls the do_brk function.","status":"published","published":"2007-12-18T20:46:00Z","modified":"2026-06-16T22:48:04.787Z","cvss":[{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:P","level":"low","assessor":"primary"}],"cwes":["CWE-264"],"updated_at":"2026-11-02T14:01:24.110006Z"}]}}