# libjavascriptcoregtk-4.0-18 2.22.2-0ubuntu0.18.04.1: libjavascriptcoregtk-4.0-18 2.22.2-0ubuntu0.18.04.1 for Ubuntu 18.04.6 LTS (bionic) libjavascriptcoregtk-4.0-18 2.22.2-0ubuntu0.18.04.1, released April 3, 2019, fixes 26 CVEs in libjavascriptcoregtk-4.0-18. None of them is reported as exploited. Patch Radar priority: High. The product is no longer supported. - Web page: https://patchblox.com/security/fix/linux/ubuntu-bionic-libjavascriptcoregtk-4.0-18-2.22.2-0ubuntu0.18.04.1 - Platform: Linux - Released: Apr 3, 2019 - Priority: High (Closes CVE-2018-4314, high severity) - CVEs: 26, exploited: 0, on CISA KEV: 0 ## Applies to | Product | Release | Fixed in | |---|---|---| | [libjavascriptcoregtk-4.0-18](https://patchblox.com/security/data/product/linux/libjavascriptcoregtk-4.0-18.md) | Ubuntu 18.04.6 LTS (bionic) | 2.22.2-0ubuntu0.18.04.1 | ## CVEs this fix closes | CVE | Priority | Title | CVSS | EPSS | Exploitation | |---|---|---|---:|---:|---| | [CVE-2018-4314](https://patchblox.com/security/data/cve/CVE-2018-4314.md) | High | iTunes: A use after free issue was addressed with improved memory management. | 8.8 | 0.1030 | | | [CVE-2018-4328](https://patchblox.com/security/data/cve/CVE-2018-4328.md) | High | iTunes: Multiple memory corruption issues were addressed with improved memory handling. | 8.8 | 0.0965 | | | [CVE-2018-4323](https://patchblox.com/security/data/cve/CVE-2018-4323.md) | High | iTunes: Multiple memory corruption issues were addressed with improved memory handling. | 8.8 | 0.0961 | | | [CVE-2018-4315](https://patchblox.com/security/data/cve/CVE-2018-4315.md) | High | iTunes: A use after free issue was addressed with improved memory management. | 8.8 | 0.0939 | | | [CVE-2018-4197](https://patchblox.com/security/data/cve/CVE-2018-4197.md) | High | iTunes: A use after free issue was addressed with improved memory management. | 8.8 | 0.0935 | | | [CVE-2018-4306](https://patchblox.com/security/data/cve/CVE-2018-4306.md) | High | iTunes: A use after free issue was addressed with improved memory management. | 8.8 | 0.0935 | | | [CVE-2018-4312](https://patchblox.com/security/data/cve/CVE-2018-4312.md) | High | iTunes: A use after free issue was addressed with improved memory management. | 8.8 | 0.0935 | | | [CVE-2018-4317](https://patchblox.com/security/data/cve/CVE-2018-4317.md) | High | iTunes: A use after free issue was addressed with improved memory management. | 8.8 | 0.0935 | | | [CVE-2018-4318](https://patchblox.com/security/data/cve/CVE-2018-4318.md) | High | iTunes: A use after free issue was addressed with improved memory management. | 8.8 | 0.0935 | | | [CVE-2018-4210](https://patchblox.com/security/data/cve/CVE-2018-4210.md) | High | iTunes: In iOS before 11.3, Safari before 11.1, tvOS before 11.3, watchOS before 4.3, iTunes before 12.7.4 for… | 8.8 | 0.0225 | | | [CVE-2018-4299](https://patchblox.com/security/data/cve/CVE-2018-4299.md) | High | iTunes: Multiple memory corruption issues were addressed with improved memory handling. | 8.8 | 0.0219 | | | [CVE-2018-4359](https://patchblox.com/security/data/cve/CVE-2018-4359.md) | High | iTunes: Multiple memory corruption issues were addressed with improved memory handling. | 8.8 | 0.0219 | | | [CVE-2018-4191](https://patchblox.com/security/data/cve/CVE-2018-4191.md) | High | iTunes: A memory corruption issue was addressed with improved validation. | 8.8 | 0.0217 | | | [CVE-2018-4358](https://patchblox.com/security/data/cve/CVE-2018-4358.md) | High | iTunes: Multiple memory corruption issues were addressed with improved memory handling. | 8.8 | 0.0217 | | | [CVE-2018-4361](https://patchblox.com/security/data/cve/CVE-2018-4361.md) | High | iTunes: A memory consumption issue was addressed with improved memory handling. | 8.8 | 0.0217 | | | [CVE-2018-4316](https://patchblox.com/security/data/cve/CVE-2018-4316.md) | High | iTunes: A memory corruption issue was addressed with improved state management. | 8.8 | 0.0208 | | | [CVE-2018-4212](https://patchblox.com/security/data/cve/CVE-2018-4212.md) | High | iTunes: In iOS before 11.3, Safari before 11.1, iCloud for Windows before 7.4, tvOS before 11.3, watchOS before… | 8.8 | 0.0206 | | | [CVE-2018-4311](https://patchblox.com/security/data/cve/CVE-2018-4311.md) | High | iTunes: The issue was addressed by removing origin information. | 8.1 | 0.0206 | | | [CVE-2018-4208](https://patchblox.com/security/data/cve/CVE-2018-4208.md) | High | iTunes: In iOS before 11.3, Safari before 11.1, iCloud for Windows before 7.4, tvOS before 11.3, watchOS before… | 8.8 | 0.0206 | | | [CVE-2018-4209](https://patchblox.com/security/data/cve/CVE-2018-4209.md) | High | iTunes: In iOS before 11.3, Safari before 11.1, iCloud for Windows before 7.4, tvOS before 11.3, watchOS before… | 8.8 | 0.0206 | | | [CVE-2018-4207](https://patchblox.com/security/data/cve/CVE-2018-4207.md) | High | iTunes: In iOS before 11.3, Safari before 11.1, iCloud for Windows before 7.4, tvOS before 11.3, watchOS before… | 8.8 | 0.0205 | | | [CVE-2018-4213](https://patchblox.com/security/data/cve/CVE-2018-4213.md) | High | iTunes: In iOS before 11.3, Safari before 11.1, iCloud for Windows before 7.4, tvOS before 11.3, watchOS before… | 8.8 | 0.0202 | | | [CVE-2019-6226](https://patchblox.com/security/data/cve/CVE-2019-6226.md) | High | iTunes: Multiple memory corruption issues were addressed with improved memory handling. | 8.8 | 0.0184 | | | [CVE-2018-4464](https://patchblox.com/security/data/cve/CVE-2018-4464.md) | High | iTunes: Multiple memory corruption issues were addressed with improved memory handling. | 8.8 | 0.0146 | | | [CVE-2018-4319](https://patchblox.com/security/data/cve/CVE-2018-4319.md) | High | iTunes: A cross-origin issue existed with "iframe" elements. | 8.1 | 0.0107 | | | [CVE-2018-4309](https://patchblox.com/security/data/cve/CVE-2018-4309.md) | Routine | iTunes: A cross-site scripting issue existed in Safari. | 6.1 | 0.0148 | | --- Data as of 2026-11-12T13:55:20Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo Free to use with attribution: show "Data: Patchblox Patch Radar" with a link to https://patchblox.com/security/patch-radar. Terms, including what needs a written agreement: https://patchblox.com/security/patch-radar/use-the-data Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.