{"id":"CVE-2019-5866","aliases":["DEBIAN-CVE-2019-5866","EUVD-2019-15437","GHSA-pmgx-8jcm-w9ch","MGASA-2019-0283","UBUNTU-CVE-2019-5866"],"status":"published","title":"Out of bounds memory access in JavaScript in Google Chrome prior to 75.0.3770.142 allowed a...","description":"Out of bounds memory access in JavaScript in Google Chrome prior to 75.0.3770.142 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.01109,"percentile":0.66165,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-787"],"published":"2019-09-21T11:07:28Z","modified":"2026-09-21T07:03:20Z","fixes":[{"ecosystem":"Debian:12","package":"chromium","fixed_in":["76.0.3809.71-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"chromium","fixed_in":["76.0.3809.71-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"chromium","fixed_in":["76.0.3809.71-1"],"sources":["osv"]},{"ecosystem":"Ubuntu:16.04:LTS","package":"chromium-browser","fixed_in":["76.0.3809.87-0ubuntu0.16.04.1"],"sources":["osv"]},{"ecosystem":"Ubuntu:18.04:LTS","package":"chromium-browser","fixed_in":["75.0.3770.142-0ubuntu0.18.04.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"chromium","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"76.0.3809.71-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"chromium","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"76.0.3809.71-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"chromium","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"76.0.3809.71-1"}]}]},{"source":"osv","ecosystem":"Mageia:7","package":"chromium-browser-stable","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"77.0.3865.75-1.mga7"}]}],"bundled":96},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"chromium-browser","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"76.0.3809.87-0ubuntu0.16.04.1"}]}],"versions":["45.0.2454.101-0ubuntu1.1201","47.0.2526.73-0ubuntu1.1218","47.0.2526.106-0ubuntu1.1221","48.0.2564.82-0ubuntu1.1222","48.0.2564.116-0ubuntu1.1229","49.0.2623.87-0ubuntu1.1232","49.0.2623.108-0ubuntu1.1233","50.0.2661.102-0ubuntu0.16.04.1.1237","51.0.2704.79-0ubuntu0.16.04.1.1242","52.0.2743.116-0ubuntu0.16.04.1.1250","53.0.2785.143-0ubuntu0.16.04.1.1254","53.0.2785.143-0ubuntu0.16.04.1.1257","55.0.2883.87-0ubuntu0.16.04.1263","56.0.2924.76-0ubuntu0.16.04.1268","57.0.2987.98-0ubuntu0.16.04.1276","58.0.3029.81-0ubuntu0.16.04.1277","58.0.3029.96-0ubuntu0.16.04.1279","58.0.3029.110-0ubuntu0.16.04.1281","59.0.3071.109-0ubuntu0.16.04.1289","59.0.3071.109-0ubuntu0.16.04.1291","60.0.3112.78-0ubuntu0.16.04.1293","60.0.3112.113-0ubuntu0.16.04.1298","61.0.3163.79-0ubuntu0.16.04.1300","61.0.3163.100-0ubuntu0.16.04.1306","62.0.3202.62-0ubuntu0.16.04.1308","62.0.3202.75-0ubuntu0.16.04.1313","62.0.3202.89-0ubuntu0.16.04.1315","62.0.3202.94-0ubuntu0.16.04.1317","63.0.3239.84-0ubuntu0.16.04.1","63.0.3239.132-0ubuntu0.16.04.1","64.0.3282.119-0ubuntu0.16.04.1","64.0.3282.140-0ubuntu0.16.04.1","64.0.3282.167-0ubuntu0.16.04.1","65.0.3325.181-0ubuntu0.16.04.1","66.0.3359.139-0ubuntu0.16.04.3","66.0.3359.181-0ubuntu0.16.04.1","67.0.3396.99-0ubuntu0.16.04.2","68.0.3440.75-0ubuntu0.16.04.1","68.0.3440.106-0ubuntu0.16.04.1","69.0.3497.81-0ubuntu0.16.04.1","70.0.3538.67-0ubuntu0.16.04.1","70.0.3538.77-0ubuntu0.16.04.1","70.0.3538.110-0ubuntu0.16.04.1","71.0.3578.80-0ubuntu0.16.04.1","71.0.3578.98-0ubuntu0.16.04.1","72.0.3626.119-0ubuntu0.16.04.1","72.0.3626.121-0ubuntu0.16.04.1","73.0.3683.75-0ubuntu0.16.04.1","73.0.3683.86-0ubuntu0.16.04.1","74.0.3729.169-0ubuntu0.16.04.1"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"chromium-browser","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"75.0.3770.142-0ubuntu0.18.04.1"}]}],"versions":["61.0.3163.100-0ubuntu1.1378","62.0.3202.62-0ubuntu0.17.10.1380","62.0.3202.89-0ubuntu1.1386","62.0.3202.94-0ubuntu1.1388","63.0.3239.84-0ubuntu1","63.0.3239.108-0ubuntu1","64.0.3282.119-0ubuntu1","64.0.3282.140-0ubuntu1","64.0.3282.167-0ubuntu1","65.0.3325.146-0ubuntu1","65.0.3325.181-0ubuntu1","66.0.3359.139-0ubuntu0.18.04.3","66.0.3359.181-0ubuntu0.18.04.1","67.0.3396.99-0ubuntu0.18.04.1","68.0.3440.75-0ubuntu0.18.04.1","68.0.3440.106-0ubuntu0.18.04.1","69.0.3497.81-0ubuntu0.18.04.1","70.0.3538.67-0ubuntu0.18.04.1","70.0.3538.77-0ubuntu0.18.04.1","70.0.3538.110-0ubuntu0.18.04.1","71.0.3578.80-0ubuntu0.18.04.1","71.0.3578.98-0ubuntu0.18.04.1","72.0.3626.119-0ubuntu0.18.04.1","72.0.3626.121-0ubuntu0.18.04.1","73.0.3683.75-0ubuntu0.18.04.1","73.0.3683.86-0ubuntu0.18.04.1","74.0.3729.169-0ubuntu0.18.04.1","75.0.3770.90-0ubuntu0.18.04.1"]}],"products":[{"vendor":"google","product":"chrome"}],"references":[{"url":"https://chromereleases.googleblog.com/2019/07/stable-channel-update-for-desktop.html","tags":["x_refsource_MISC","x_transferred","article","web"]},{"url":"https://crbug.com/978382","tags":["x_refsource_MISC","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-5866"},{"url":"https://github.com/advisories/GHSA-pmgx-8jcm-w9ch"},{"url":"https://security-tracker.debian.org/tracker/CVE-2019-5866","tags":["advisory"]},{"url":"https://advisories.mageia.org/MGASA-2019-0283.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=23558","tags":["report"]},{"url":"https://chromereleases.googleblog.com/2019/04/stable-channel-update-for-desktop_23.html","tags":["web"]},{"url":"https://chromereleases.googleblog.com/2019/04/stable-channel-update-for-desktop_30.html","tags":["web"]},{"url":"https://chromereleases.googleblog.com/2019/05/stable-channel-update-for-desktop.html","tags":["web"]},{"url":"https://chromereleases.googleblog.com/2019/05/stable-channel-update-for-desktop_21.html","tags":["web"]},{"url":"https://chromereleases.googleblog.com/2019/06/stable-channel-update-for-desktop.html","tags":["web"]},{"url":"https://chromereleases.googleblog.com/2019/06/stable-channel-update-for-desktop_13.html","tags":["web"]},{"url":"https://chromereleases.googleblog.com/2019/06/stable-channel-update-for-desktop_18.html","tags":["web"]},{"url":"https://chromereleases.googleblog.com/2019/07/stable-channel-update-for-desktop_30.html","tags":["web"]},{"url":"https://chromereleases.googleblog.com/2019/08/stable-channel-update-for-desktop.html","tags":["web"]},{"url":"https://chromereleases.googleblog.com/2019/08/stable-channel-update-for-desktop_26.html","tags":["web"]},{"url":"https://chromereleases.googleblog.com/2019/09/stable-channel-update-for-desktop.html","tags":["web"]},{"url":"https://ubuntu.com/security/CVE-2019-5866","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2019-5866","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2019-5866","description":"Out of bounds memory access in JavaScript in Google Chrome prior to 75.0.3770.142 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.","status":"published","published":"2019-11-25T14:22:56Z","modified":"2024-08-04T20:09:23.59Z","updated_at":"2026-11-02T14:20:18.746972Z"}],"euvd":[{"id":"EUVD-2019-15437","description":"Out of bounds memory access in JavaScript in Google Chrome prior to 75.0.3770.142 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.","status":"published","published":"2019-11-25T14:22:56Z","modified":"2024-08-04T20:09:23Z","updated_at":"2026-11-03T03:06:50.788657Z"}],"ghsa":[{"id":"GHSA-pmgx-8jcm-w9ch","title":"Out of bounds memory access in JavaScript in Google Chrome prior to 75.0.3770.142 allowed a...","description":"Out of bounds memory access in JavaScript in Google Chrome prior to 75.0.3770.142 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.","status":"published","published":"2022-05-24T17:02:03Z","modified":"2023-01-28T05:07:48Z","updated_at":"2026-11-02T14:44:34.529278Z"}],"nvd":[{"id":"CVE-2019-5866","description":"Out of bounds memory access in JavaScript in Google Chrome prior to 75.0.3770.142 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.","status":"published","published":"2019-11-25T15:15:36.747Z","modified":"2026-06-17T02:38:21.123Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:05:38.993437Z"}],"osv":[{"id":"CVE-2019-5866","description":"Out of bounds memory access in JavaScript in Google Chrome prior to 75.0.3770.142 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.","status":"published","published":"2019-11-25T15:15:36.747Z","modified":"2026-04-16T04:43:10.463776428Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:12.675558Z"},{"id":"DEBIAN-CVE-2019-5866","description":"Out of bounds memory access in JavaScript in Google Chrome prior to 75.0.3770.142 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.","status":"published","published":"2019-11-25T15:15:36.747Z","modified":"2026-09-21T07:03:20.70635978Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:45:32.57265Z"},{"id":"UBUNTU-CVE-2019-5866","description":"Out of bounds memory access in JavaScript in Google Chrome prior to 75.0.3770.142 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.","status":"published","published":"2019-11-25T15:15:00Z","modified":"2025-09-08T16:45:15Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:54:21.741399Z"},{"id":"MGASA-2019-0283","title":"Updated chromium-browser-stable packages fix security vulnerabilities","description":"Multiple flaws were found in the way Chromium 73.0.3683.103 processes\nvarious types of web content, where loading a web page containing\nmalicious content could cause Chromium to crash, execute arbitrary code,\nor disclose sensitive information. (CVE-2019-5805, CVE-2019-5806,\nCVE-2019-5807, CVE-2019-5808, CVE-2019-5809, CVE-2019-5810,\nCVE-2019-5811, CVE-2019-5812, CVE-2019-5813, CVE-2019-5814,\nCVE-2019-5815, CVE-2019-5816, CVE-2019-5817, CVE-2019-5818,\nCVE-2019-5819, CVE-2019-5820, CVE-2019-5821, CVE-2019-5822,\nCVE-2019-5823, CVE-2019-5824, CVE-2019-5825, CVE-2019-5826,\nCVE-2019-5827, CVE-2019-5828, CVE-2019-5829, CVE-2019-5830,\nCVE-2019-5831, CVE-2019-5832, CVE-2019-5833, CVE-2019-5834,\nCVE-2019-5835, CVE-2019-5836, CVE-2019-5837, CVE-2019-5838,\nCVE-2019-5839, CVE-2019-5840, CVE-2019-5842, CVE-2019-5847,\nCVE-2019-5848, CVE-2019-5849, CVE-2019-5850, CVE-2019-5851,\nCVE-2019-5852, CVE-2019-5853, CVE-2019-5854, CVE-2019-5855,\nCVE-2019-5856, CVE-2019-5857, CVE-2019-5858, CVE-2019-5859,\nCVE-2019-5860, CVE-2019-5861, CVE-2019-5862, CVE-2019-5863,\nCVE-2019-5864, CVE-2019-5865, CVE-2019-5866, CVE-2019-5867,\nCVE-2019-5868, CVE-2019-5869, CVE-2019-5870, CVE-2019-5871,\nCVE-2019-5872, CVE-2019-5873, CVE-2019-5874, CVE-2019-5875,\nCVE-2019-5876, CVE-2019-5877, CVE-2019-5878, CVE-2019-5879,\nCVE-2019-5880, CVE-2019-5881, CVE-2019-13659, CVE-2019-13660,\nCVE-2019-13661, CVE-2019-13662, CVE-2019-13663, CVE-2019-13664,\nCVE-2019-13665, CVE-2019-13666, CVE-2019-13667, CVE-2019-13668,\nCVE-2019-13669, CVE-2019-13670, CVE-2019-13671, CVE-2019-13673,\nCVE-2019-13674, CVE-2019-13675, CVE-2019-13676, CVE-2019-13677,\nCVE-2019-13678, CVE-2019-13679, CVE-2019-13680, CVE-2019-13681,\nCVE-2019-13682, CVE-2019-13683)\n","status":"published","published":"2019-09-21T11:07:28Z","modified":"2026-04-16T04:43:02.08936035Z","updated_at":"2026-11-02T15:49:40.793816Z"}]}}