{"id":"CVE-2019-11935","aliases":["EUVD-2019-3592","GHSA-447v-pq45-237q","UBUNTU-CVE-2019-11935"],"status":"published","title":"Insufficient boundary checks when processing a string in mb_ereg_replace allows access to out-of...","description":"Insufficient boundary checks when processing a string in mb_ereg_replace allows access to out-of-bounds memory. This issue affects HHVM versions prior to 3.30.12, all versions between 4.0.0 and 4.8.5, all versions between 4.9.0 and 4.23.1, as well as 4.24.0, 4.25.0, 4.26.0, 4.27.0, 4.28.0, and 4.28.1.","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":"2026-11-09","score":0.01476,"percentile":0.74046,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120","CWE-125"],"published":"2019-12-04T16:25:20Z","modified":"2026-11-04T02:45:09Z","affected":[{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"hhvm","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.11.0+dfsg-1","3.11.1+dfsg-1","3.11.1+dfsg-1ubuntu1"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"hhvm","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.21.0+dfsg-2","3.21.0+dfsg-2build1","3.21.0+dfsg-2build2","3.21.0+dfsg-2build3","3.21.0+dfsg-2ubuntu2"]}],"products":[{"vendor":"facebook","product":"hhvm"}],"references":[{"url":"https://hhvm.com/blog/2019/10/28/security-update.html","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory","report"]},{"url":"https://github.com/facebook/hhvm/commit/1c518555dba6ceb45d5ba61845b96e261219c3b7","tags":["x_refsource_CONFIRM","x_transferred","Patch","Third Party Advisory","fix","report"]},{"url":"https://www.facebook.com/security/advisories/cve-2019-11935","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-11935"},{"url":"https://github.com/advisories/GHSA-447v-pq45-237q"},{"url":"https://ubuntu.com/security/CVE-2019-11935","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2019-11935","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2019-11935","description":"Insufficient boundary checks when processing a string in mb_ereg_replace allows access to out-of-bounds memory. This issue affects HHVM versions prior to 3.30.12, all versions between 4.0.0 and 4.8.5, all versions between 4.9.0 and 4.23.1, as well as 4.24.0, 4.25.0, 4.26.0, 4.27.0, 4.28.0, and 4.28.1.","status":"published","published":"2019-12-04T16:25:20Z","modified":"2024-08-04T23:10:29.438Z","cwes":["CWE-125"],"updated_at":"2026-11-02T14:20:26.416173Z"}],"euvd":[{"id":"EUVD-2019-3592","description":"Insufficient boundary checks when processing a string in mb_ereg_replace allows access to out-of-bounds memory. This issue affects HHVM versions prior to 3.30.12, all versions between 4.0.0 and 4.8.5, all versions between 4.9.0 and 4.23.1, as well as 4.24.0, 4.25.0, 4.26.0, 4.27.0, 4.28.0, and 4.28.1.","status":"published","published":"2019-12-04T16:25:20Z","modified":"2024-08-04T23:10:29Z","updated_at":"2026-11-03T02:40:47.406732Z"}],"ghsa":[{"id":"GHSA-447v-pq45-237q","title":"Insufficient boundary checks when processing a string in mb_ereg_replace allows access to out-of...","description":"Insufficient boundary checks when processing a string in mb_ereg_replace allows access to out-of-bounds memory. This issue affects HHVM versions prior to 3.30.12, all versions between 4.0.0 and 4.8.5, all versions between 4.9.0 and 4.23.1, as well as 4.24.0, 4.25.0, 4.26.0, 4.27.0, 4.28.0, and 4.28.1.","status":"published","published":"2022-05-24T17:02:40Z","modified":"2023-01-28T05:07:38Z","updated_at":"2026-11-02T14:44:33.090384Z"}],"nvd":[{"id":"CVE-2019-11935","description":"Insufficient boundary checks when processing a string in mb_ereg_replace allows access to out-of-bounds memory. This issue affects HHVM versions prior to 3.30.12, all versions between 4.0.0 and 4.8.5, all versions between 4.9.0 and 4.23.1, as well as 4.24.0, 4.25.0, 4.26.0, 4.27.0, 4.28.0, and 4.28.1.","status":"published","published":"2019-12-04T17:16:43.257Z","modified":"2026-06-17T02:13:52.057Z","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-125","CWE-120"],"updated_at":"2026-11-02T14:05:38.993437Z"}],"osv":[{"id":"CVE-2019-11935","description":"Insufficient boundary checks when processing a string in mb_ereg_replace allows access to out-of-bounds memory. This issue affects HHVM versions prior to 3.30.12, all versions between 4.0.0 and 4.8.5, all versions between 4.9.0 and 4.23.1, as well as 4.24.0, 4.25.0, 4.26.0, 4.27.0, 4.28.0, and 4.28.1.","status":"published","published":"2019-12-04T17:16:43.257Z","modified":"2026-11-04T07:06:56.273171965Z","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":"2026-11-04T07:32:23.735279Z"},{"id":"UBUNTU-CVE-2019-11935","description":"Insufficient boundary checks when processing a string in mb_ereg_replace allows access to out-of-bounds memory. This issue affects HHVM versions prior to 3.30.12, all versions between 4.0.0 and 4.8.5, all versions between 4.9.0 and 4.23.1, as well as 4.24.0, 4.25.0, 4.26.0, 4.27.0, 4.28.0, and 4.28.1.","status":"published","published":"2019-12-04T17:16:00Z","modified":"2026-04-22T12:08:42.987757Z","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":"2026-11-02T15:54:19.202697Z"}]}}