{"id":"UBUNTU-CVE-2025-46687","details":"quickjs-ng through 0.9.0 has a missing length check in JS_ReadString for a string, leading to a heap-based buffer overflow. QuickJS before 2025-04-26 is also affected.","modified":"2026-05-20T16:11:22.614311500Z","published":"2025-04-27T20:15:00Z","upstream":["CVE-2025-46687"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-46687"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2025-46687"},{"type":"REPORT","url":"https://github.com/quickjs-ng/quickjs/issues/1018"},{"type":"REPORT","url":"https://github.com/bellard/quickjs/issues/399"},{"type":"REPORT","url":"https://github.com/bellard/quickjs/commit/1eb05e44fad89daafa8ee3eb74b8520b4a37ec9a"},{"type":"REPORT","url":"https://bellard.org/quickjs/Changelog"},{"type":"REPORT","url":"https://github.com/quickjs-ng/quickjs/commit/28fa43d3ddff2c1ba91b6e3a788b2d7ba82d1465"},{"type":"REPORT","url":"https://github.com/quickjs-ng/quickjs/pull/1020"}],"affected":[{"package":{"name":"quickjs","ecosystem":"Ubuntu:Pro:24.04:LTS","purl":"pkg:deb/ubuntu/quickjs?arch=source&distro=esm-apps%2Fnoble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2021.03.27-1","2021.03.27-1ubuntu0.1~esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"libquickjs","binary_version":"2021.03.27-1ubuntu0.1~esm1"},{"binary_name":"quickjs","binary_version":"2021.03.27-1ubuntu0.1~esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-46687.json"}},{"package":{"name":"quickjs","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/quickjs?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2024.01.13-5","2025.04.26-1"],"ecosystem_specific":{"binaries":[{"binary_name":"libquickjs","binary_version":"2025.04.26-1"},{"binary_name":"quickjs","binary_version":"2025.04.26-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-46687.json"}},{"package":{"name":"quickjs","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/quickjs?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2025.04.26-1","2025.04.26-1build1"],"ecosystem_specific":{"binaries":[{"binary_version":"2025.04.26-1build1","binary_name":"libquickjs"},{"binary_version":"2025.04.26-1build1","binary_name":"quickjs"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-46687.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:L"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}