Security update for webkit2gtk3

Open Source Vulnerabilities SUSE-SU-2021:2762-1

This update for webkit2gtk3 fixes the following issues: - Update to version 2.32.3: - CVE-2021-21775: Fixed a use-after-free vulnerability in the way certain events are processed for ImageLoader objects. A specially crafted web page can lead to a potential information leak and further memory corruption. A victim must be tricked into visiting a malicious web page to trigger this vulnerability. (bsc#1188697) - CVE-2021-21779: Fixed a use-after-free vulnerability in the way that WebKit GraphicsContext handles certain events. A specially crafted web page can lead to a potential information leak and further memory corruption. A victim must be tricked into visiting a malicious web page to trigger this vulnerability. (bsc#1188697) - CVE-2021-30663: An integer overflow was addressed with improved input validation. (bsc#1188697) - CVE-2021-30665: A memory corruption issue was addressed with improved state management. (bsc#1188697) - CVE-2021-30689: A logic issue was addressed with improved state management. (bsc#1188697) - CVE-2021-30720: A logic issue was addressed with improved restrictions. (bsc#1188697) - CVE-2021-30734: Multiple memory corruption issues were addressed with improved memory handling. (bsc#1188697) - CVE-2021-30744: A cross-origin issue with iframe elements was addressed with improved tracking of security origins. (bsc#1188697) - CVE-2021-30749: Multiple memory corruption issues were addressed with improved memory handling. (bsc#1188697) - CVE-2021-30758: A type confusion issue was addressed with improved state handling. (bsc#1188697) - CVE-2021-30795: A use after free issue was addressed with improved memory management. (bsc#1188697) - CVE-2021-30797: This issue was addressed with improved checks. (bsc#1188697) - CVE-2021-30799: Multiple memory corruption issues were addressed with improved memory handling. (bsc#1188697)