{"id":"CVE-2015-2686","aliases":["EUVD-2015-2777","GHSA-xcxf-mrr2-q6v3","UBUNTU-CVE-2015-2686"],"status":"published","title":"net/socket.c in the Linux kernel 3.19 before 3.19.3 does not validate certain range data for (1)...","description":"net/socket.c in the Linux kernel 3.19 before 3.19.3 does not validate certain range data for (1) sendto and (2) recvfrom system calls, which allows local users to gain privileges by leveraging a subsystem that uses the copy_from_iter function in the iov_iter interface, as demonstrated by the Bluetooth subsystem.","severity":{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.00385,"percentile":0.32848,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-264"],"published":"2016-05-02T10:00:00Z","modified":"2026-06-17T00:24:33Z","products":[{"vendor":"linux","product":"linux_kernel"}],"references":[{"url":"http://grsecurity.net/~spender/viro.txt","tags":["x_refsource_MISC","x_transferred"]},{"url":"http://www.securityfocus.com/bid/73286","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4de930efc23b92ddf88ce91c405ee645fe6e27ea","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.19.3","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://twitter.com/grsecurity/statuses/579050211605102592","tags":["x_refsource_MISC","x_transferred"]},{"url":"http://twitter.com/grsecurity/statuses/579060953477701632","tags":["x_refsource_MISC","x_transferred"]},{"url":"http://twitter.com/grsecurity/statuses/579075689439059968","tags":["x_refsource_MISC","x_transferred"]},{"url":"http://www.openwall.com/lists/oss-security/2015/03/23/14","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"https://github.com/torvalds/linux/commit/4de930efc23b92ddf88ce91c405ee645fe6e27ea","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1205242","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2015-2686"},{"url":"https://github.com/advisories/GHSA-xcxf-mrr2-q6v3"},{"url":"https://ubuntu.com/security/CVE-2015-2686","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2015-2686","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2015-2686","description":"net/socket.c in the Linux kernel 3.19 before 3.19.3 does not validate certain range data for (1) sendto and (2) recvfrom system calls, which allows local users to gain privileges by leveraging a subsystem that uses the copy_from_iter function in the iov_iter interface, as demonstrated by the Bluetooth subsystem.","status":"published","published":"2016-05-02T10:00:00Z","modified":"2024-08-06T05:24:38.286Z","updated_at":"2026-11-02T14:35:41.976732Z"}],"euvd":[{"id":"EUVD-2015-2777","description":"net/socket.c in the Linux kernel 3.19 before 3.19.3 does not validate certain range data for (1) sendto and (2) recvfrom system calls, which allows local users to gain privileges by leveraging a subsystem that uses the copy_from_iter function in the iov_iter interface, as demonstrated by the Bluetooth subsystem.","status":"published","published":"2016-05-02T10:00:00Z","modified":"2024-08-06T05:24:38Z","updated_at":"2026-11-03T02:22:11.095833Z"}],"ghsa":[{"id":"GHSA-xcxf-mrr2-q6v3","title":"net/socket.c in the Linux kernel 3.19 before 3.19.3 does not validate certain range data for (1)...","description":"net/socket.c in the Linux kernel 3.19 before 3.19.3 does not validate certain range data for (1) sendto and (2) recvfrom system calls, which allows local users to gain privileges by leveraging a subsystem that uses the copy_from_iter function in the iov_iter interface, as demonstrated by the Bluetooth subsystem.","status":"published","published":"2022-05-17T03:52:22Z","modified":"2023-01-28T05:00:38Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T14:43:23.362712Z"}],"nvd":[{"id":"CVE-2015-2686","description":"net/socket.c in the Linux kernel 3.19 before 3.19.3 does not validate certain range data for (1) sendto and (2) recvfrom system calls, which allows local users to gain privileges by leveraging a subsystem that uses the copy_from_iter function in the iov_iter interface, as demonstrated by the Bluetooth subsystem.","status":"published","published":"2016-05-02T10:59:11.453Z","modified":"2026-06-17T00:24:33.35Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-264"],"updated_at":"2026-11-02T14:03:16.97467Z"}],"osv":[{"id":"UBUNTU-CVE-2015-2686","description":"net/socket.c in the Linux kernel 3.19 before 3.19.3 does not validate certain range data for (1) sendto and (2) recvfrom system calls, which allows local users to gain privileges by leveraging a subsystem that uses the copy_from_iter function in the iov_iter interface, as demonstrated by the Bluetooth subsystem.","status":"withdrawn","published":"2016-05-02T10:59:00Z","modified":"2025-07-16T07:32:46.169304Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:54:10.045446Z"}]}}