# CVE-2018-4261: iTunes: Multiple memory corruption issues were addressed with improved memory handling.

CVE-2018-4261 is fixed in 8 products on 2 platforms, first by gir1.2-javascriptcoregtk-4.0 2.20.5-0ubuntu0.18.04.1, released August 5, 2018. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2018-4261
- Priority: High
- CVSS: 8.8 (Medium)
- EPSS: 0.0199
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Aug 5, 2018
- Vendor advisory: https://nvd.nist.gov/vuln/detail/CVE-2018-4261

## Description

Multiple memory corruption issues were addressed with improved memory handling. This issue affected versions prior to iOS 11.4.1, tvOS 11.4.1, Safari 11.1.2, iTunes 12.8 for Windows, iCloud for Windows 7.6.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Windows apps | iTunes | 12.11.4.15 | [iTunes 12.11.4.15](https://patchblox.com/security/data/fix/windows-app/apple.itunes-12.11.4.15.md) | Aug 4, 2021 |
| Linux | gir1.2-javascriptcoregtk-4.0 Ubuntu 18.04.6 LTS (bionic) | 2.20.5-0ubuntu0.18.04.1 | [gir1.2-javascriptcoregtk-4.0 2.20.5-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-gir1.2-javascriptcoregtk-4.0-2.20.5-0ubuntu0.18.04.1.md) | Aug 5, 2018 |
| Linux | gir1.2-webkit2-4.0 Ubuntu 18.04.6 LTS (bionic) | 2.20.5-0ubuntu0.18.04.1 | [gir1.2-webkit2-4.0 2.20.5-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-gir1.2-webkit2-4.0-2.20.5-0ubuntu0.18.04.1.md) | Aug 5, 2018 |
| Linux | libjavascriptcoregtk-4.0-18 Ubuntu 18.04.6 LTS (bionic) | 2.20.5-0ubuntu0.18.04.1 | [libjavascriptcoregtk-4.0-18 2.20.5-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libjavascriptcoregtk-4.0-18-2.20.5-0ubuntu0.18.04.1.md) | Aug 5, 2018 |
| Linux | libjavascriptcoregtk-4.0-bin Ubuntu 18.04.6 LTS (bionic) | 2.20.5-0ubuntu0.18.04.1 | [libjavascriptcoregtk-4.0-bin 2.20.5-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libjavascriptcoregtk-4.0-bin-2.20.5-0ubuntu0.18.04.1.md) | Aug 5, 2018 |
| Linux | libwebkit2gtk-4.0-37 Ubuntu 18.04.6 LTS (bionic) | 2.20.5-0ubuntu0.18.04.1 | [libwebkit2gtk-4.0-37 2.20.5-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libwebkit2gtk-4.0-37-2.20.5-0ubuntu0.18.04.1.md) | Aug 5, 2018 |
| Linux | libwebkit2gtk-4.0-37-gtk2 Ubuntu 18.04.6 LTS (bionic) | 2.20.5-0ubuntu0.18.04.1 | [libwebkit2gtk-4.0-37-gtk2 2.20.5-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libwebkit2gtk-4.0-37-gtk2-2.20.5-0ubuntu0.18.04.1.md) | Aug 5, 2018 |
| Linux | webkit2gtk-driver Ubuntu 18.04.6 LTS (bionic) | 2.20.5-0ubuntu0.18.04.1 | [webkit2gtk-driver 2.20.5-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-webkit2gtk-driver-2.20.5-0ubuntu0.18.04.1.md) | Aug 5, 2018 |

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Data as of 2026-11-07T06:34:28Z 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