# CVE-2021-30849: iTunes: Multiple memory corruption issues were addressed with improved memory handling.

CVE-2021-30849 is fixed in 12 products on 2 platforms, first by iTunes 12.12.1.1, released September 22, 2021. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2021-30849
- Priority: High
- CVSS: 8.8 (Moderate)
- EPSS: 0.0190
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Oct 19, 2021
- Vendor advisory: https://nvd.nist.gov/vuln/detail/CVE-2021-30849

## Description

Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in iOS 14.8 and iPadOS 14.8, watchOS 8, Safari 15, tvOS 15, iOS 15 and iPadOS 15, iTunes 12.12 for Windows. Processing maliciously crafted web content may lead to arbitrary code execution.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Windows apps | iTunes | 12.12.1.1 | [iTunes 12.12.1.1](https://patchblox.com/security/data/fix/windows-app/apple.itunes-12.12.1.1.md) | Sep 22, 2021 |
| Linux | gir1.2-javascriptcoregtk-4.0 Ubuntu 18.04.6 LTS (bionic) | 2.32.4-0ubuntu0.18.04.1 | [gir1.2-javascriptcoregtk-4.0 2.32.4-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-gir1.2-javascriptcoregtk-4.0-2.32.4-0ubuntu0.18.04.1.md) | Dec 24, 2021 |
| Linux | gir1.2-javascriptcoregtk-4.0 Ubuntu 20.04 LTS (focal) | 2.32.4-0ubuntu0.20.04.1 | [gir1.2-javascriptcoregtk-4.0 2.32.4-0ubuntu0.20.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-gir1.2-javascriptcoregtk-4.0-2.32.4-0ubuntu0.20.04.1.md) | Dec 24, 2021 |
| Linux | gir1.2-webkit2-4.0 Ubuntu 18.04.6 LTS (bionic) | 2.32.4-0ubuntu0.18.04.1 | [gir1.2-webkit2-4.0 2.32.4-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-gir1.2-webkit2-4.0-2.32.4-0ubuntu0.18.04.1.md) | Dec 24, 2021 |
| Linux | gir1.2-webkit2-4.0 Ubuntu 20.04 LTS (focal) | 2.32.4-0ubuntu0.20.04.1 | [gir1.2-webkit2-4.0 2.32.4-0ubuntu0.20.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-gir1.2-webkit2-4.0-2.32.4-0ubuntu0.20.04.1.md) | Dec 24, 2021 |
| Linux | libjavascriptcoregtk-4.0-18 Ubuntu 18.04.6 LTS (bionic) | 2.32.4-0ubuntu0.18.04.1 | [libjavascriptcoregtk-4.0-18 2.32.4-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libjavascriptcoregtk-4.0-18-2.32.4-0ubuntu0.18.04.1.md) | Dec 24, 2021 |
| Linux | libjavascriptcoregtk-4.0-18 Ubuntu 20.04 LTS (focal) | 2.32.4-0ubuntu0.20.04.1 | [libjavascriptcoregtk-4.0-18 2.32.4-0ubuntu0.20.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libjavascriptcoregtk-4.0-18-2.32.4-0ubuntu0.20.04.1.md) | Dec 24, 2021 |
| Linux | libjavascriptcoregtk-4.0-bin Ubuntu 18.04.6 LTS (bionic) | 2.32.4-0ubuntu0.18.04.1 | [libjavascriptcoregtk-4.0-bin 2.32.4-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libjavascriptcoregtk-4.0-bin-2.32.4-0ubuntu0.18.04.1.md) | Dec 24, 2021 |
| Linux | libjavascriptcoregtk-4.0-bin Ubuntu 20.04 LTS (focal) | 2.32.4-0ubuntu0.20.04.1 | [libjavascriptcoregtk-4.0-bin 2.32.4-0ubuntu0.20.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libjavascriptcoregtk-4.0-bin-2.32.4-0ubuntu0.20.04.1.md) | Dec 24, 2021 |
| Linux | libwebkit2gtk-4.0-37 Ubuntu 18.04.6 LTS (bionic) | 2.32.4-0ubuntu0.18.04.1 | [libwebkit2gtk-4.0-37 2.32.4-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libwebkit2gtk-4.0-37-2.32.4-0ubuntu0.18.04.1.md) | Dec 24, 2021 |
| Linux | libwebkit2gtk-4.0-37 Ubuntu 20.04 LTS (focal) | 2.32.4-0ubuntu0.20.04.1 | [libwebkit2gtk-4.0-37 2.32.4-0ubuntu0.20.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libwebkit2gtk-4.0-37-2.32.4-0ubuntu0.20.04.1.md) | Dec 24, 2021 |
| Linux | libwebkit2gtk-4.0-37-gtk2 Ubuntu 18.04.6 LTS (bionic) | 2.32.4-0ubuntu0.18.04.1 | [libwebkit2gtk-4.0-37-gtk2 2.32.4-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libwebkit2gtk-4.0-37-gtk2-2.32.4-0ubuntu0.18.04.1.md) | Dec 24, 2021 |
| Linux | libwebkit2gtk-4.0-37-gtk2 Ubuntu 20.04 LTS (focal) | 2.32.4-0ubuntu0.20.04.1 | [libwebkit2gtk-4.0-37-gtk2 2.32.4-0ubuntu0.20.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libwebkit2gtk-4.0-37-gtk2-2.32.4-0ubuntu0.20.04.1.md) | Dec 24, 2021 |
| Linux | webkit2gtk-driver Ubuntu 18.04.6 LTS (bionic) | 2.32.4-0ubuntu0.18.04.1 | [webkit2gtk-driver 2.32.4-0ubuntu0.18.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-webkit2gtk-driver-2.32.4-0ubuntu0.18.04.1.md) | Dec 24, 2021 |
| Linux | webkit2gtk-driver Ubuntu 20.04 LTS (focal) | 2.32.4-0ubuntu0.20.04.1 | [webkit2gtk-driver 2.32.4-0ubuntu0.20.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-webkit2gtk-driver-2.32.4-0ubuntu0.20.04.1.md) | Dec 24, 2021 |
| Linux | webkit2gtk3 RHEL 8 | 0:2.34.6-1.el8 | [RHSA-2022:1777](https://patchblox.com/security/data/fix/linux/rhsa-2022-1777.md) | May 10, 2022 |
| Linux | webkit2gtk3 almalinux 8 | 2.34.6-1.el8 | [ALSA-2022:1777](https://patchblox.com/security/data/fix/linux/alsa-2022-1777.md) | May 10, 2022 |
| Linux | webkit2gtk3 ol 8 | 0:2.34.6-1.el8 | [ELSA-2022-1777](https://patchblox.com/security/data/fix/linux/elsa-2022-1777.md) | May 17, 2022 |
| Linux | webkit2gtk3 rocky 8 | 0:2.34.6-1.el8 | [RLSA-2022:1777](https://patchblox.com/security/data/fix/linux/rlsa-2022-1777.md) | May 10, 2022 |
| Linux | webkit2gtk3-devel RHEL 8 | 0:2.34.6-1.el8 | [RHSA-2022:1777](https://patchblox.com/security/data/fix/linux/rhsa-2022-1777.md) | May 10, 2022 |
| Linux | webkit2gtk3-devel almalinux 8 | 2.34.6-1.el8 | [ALSA-2022:1777](https://patchblox.com/security/data/fix/linux/alsa-2022-1777.md) | May 10, 2022 |
| Linux | webkit2gtk3-devel ol 8 | 0:2.34.6-1.el8 | [ELSA-2022-1777](https://patchblox.com/security/data/fix/linux/elsa-2022-1777.md) | May 17, 2022 |
| Linux | webkit2gtk3-jsc RHEL 8 | 0:2.34.6-1.el8 | [RHSA-2022:1777](https://patchblox.com/security/data/fix/linux/rhsa-2022-1777.md) | May 10, 2022 |
| Linux | webkit2gtk3-jsc almalinux 8 | 2.34.6-1.el8 | [ALSA-2022:1777](https://patchblox.com/security/data/fix/linux/alsa-2022-1777.md) | May 10, 2022 |
| Linux | webkit2gtk3-jsc ol 8 | 0:2.34.6-1.el8 | [ELSA-2022-1777](https://patchblox.com/security/data/fix/linux/elsa-2022-1777.md) | May 17, 2022 |
| Linux | webkit2gtk3-jsc-devel RHEL 8 | 0:2.34.6-1.el8 | [RHSA-2022:1777](https://patchblox.com/security/data/fix/linux/rhsa-2022-1777.md) | May 10, 2022 |
| Linux | webkit2gtk3-jsc-devel almalinux 8 | 2.34.6-1.el8 | [ALSA-2022:1777](https://patchblox.com/security/data/fix/linux/alsa-2022-1777.md) | May 10, 2022 |
| Linux | webkit2gtk3-jsc-devel ol 8 | 0:2.34.6-1.el8 | [ELSA-2022-1777](https://patchblox.com/security/data/fix/linux/elsa-2022-1777.md) | May 17, 2022 |

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