{"id":"CVE-2015-7891","aliases":["EUVD-2015-7789","GHSA-59gr-vjcr-m2p7"],"status":"published","title":"Race condition in the ioctl implementation in the Samsung Graphics 2D driver (aka /dev/fimg2d) in...","description":"Race condition in the ioctl implementation in the Samsung Graphics 2D driver (aka /dev/fimg2d) in Samsung devices with Android L(5.0/5.1) allows local users to trigger memory errors by leveraging definition of g2d_lock and g2d_unlock lock macros as no-ops, aka SVE-2015-4598.","severity":{"version":"3.0","score":7,"vector":"CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.00667,"percentile":0.52124,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-362"],"published":"2017-08-02T19:00:00Z","modified":"2026-06-17T00:33:20Z","exploits":[{"source":"exploitdb","id":"EDB-38557","title":"Samsung fimg2d - FIMG2D_BITBLT_BLIT ioctl Concurrency Flaw","type":"dos","platform":"android","date":"2015-10-28","verified":true,"url":"https://www.exploit-db.com/exploits/38557"}],"products":[{"vendor":"samsung","product":"samsung_mobile"}],"references":[{"url":"http://www.securityfocus.com/bid/77335","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://bugs.chromium.org/p/project-zero/issues/detail?id=492","tags":["x_refsource_MISC","x_transferred","Issue Tracking","Third Party Advisory"]},{"url":"https://www.exploit-db.com/exploits/38557/","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"http://packetstormsecurity.com/files/134107/Samsung-Fimg2d-FIMG2D_BITBLT_BLIT-Ioctl-Concurrency-Flaw.html","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"http://security.samsungmobile.com/smrupdate.html#SMR-OCT-2015","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2015-7891"},{"url":"https://www.exploit-db.com/exploits/38557"},{"url":"https://github.com/advisories/GHSA-59gr-vjcr-m2p7"}],"sources":{"cve":[{"id":"CVE-2015-7891","description":"Race condition in the ioctl implementation in the Samsung Graphics 2D driver (aka /dev/fimg2d) in Samsung devices with Android L(5.0/5.1) allows local users to trigger memory errors by leveraging definition of g2d_lock and g2d_unlock lock macros as no-ops, aka SVE-2015-4598.","status":"published","published":"2017-08-02T19:00:00Z","modified":"2024-08-06T08:06:31.107Z","updated_at":"2026-11-02T14:35:44.744952Z"}],"euvd":[{"id":"EUVD-2015-7789","description":"Race condition in the ioctl implementation in the Samsung Graphics 2D driver (aka /dev/fimg2d) in Samsung devices with Android L(5.0/5.1) allows local users to trigger memory errors by leveraging definition of g2d_lock and g2d_unlock lock macros as no-ops, aka SVE-2015-4598.","status":"published","published":"2017-08-02T19:00:00Z","modified":"2024-08-06T08:06:31Z","updated_at":"2026-11-03T02:21:50.339607Z"}],"ghsa":[{"id":"GHSA-59gr-vjcr-m2p7","title":"Race condition in the ioctl implementation in the Samsung Graphics 2D driver (aka /dev/fimg2d) in...","description":"Race condition in the ioctl implementation in the Samsung Graphics 2D driver (aka /dev/fimg2d) in Samsung devices with Android L(5.0/5.1) allows local users to trigger memory errors by leveraging definition of g2d_lock and g2d_unlock lock macros as no-ops, aka SVE-2015-4598.","status":"published","published":"2022-05-17T02:20:10Z","modified":"2025-04-20T03:42:00Z","cvss":[{"version":"3.0","score":7,"vector":"CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-362"],"updated_at":"2026-11-02T15:01:49.006624Z"}],"nvd":[{"id":"CVE-2015-7891","description":"Race condition in the ioctl implementation in the Samsung Graphics 2D driver (aka /dev/fimg2d) in Samsung devices with Android L(5.0/5.1) allows local users to trigger memory errors by leveraging definition of g2d_lock and g2d_unlock lock macros as no-ops, aka SVE-2015-4598.","status":"published","published":"2017-08-02T19:29:00.553Z","modified":"2026-06-17T00:33:20.373Z","cvss":[{"version":"3.0","score":7,"vector":"CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":4.4,"vector":"AV:L/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-362"],"updated_at":"2026-11-02T14:03:17.730372Z"}]}}