Security update for webkit2gtk3

Open Source Vulnerabilities SUSE-SU-2026:0021-1

This update for webkit2gtk3 fixes the following issues: Update to version 2.50.4. Security issues fixed: - CVE-2025-13502: processing of maliciously crafted payloads by the GLib remote inspector server may lead to a UIProcess crash due to an out-of-bounds read and an integer underflow (bsc#1254208). - CVE-2025-13947: use of the file drag-and-drop mechanism may lead to remote information disclosure due to a lack of verification of the origins of drag operations (bsc#1254473). - CVE-2025-14174: processing maliciously crafted web content may lead to memory corruption due to improper validation (bsc#1255497). - CVE-2025-43392: websites may exfiltrate image data cross-origin due to issues with cache handling (bsc#1254165). - CVE-2025-43421: processing maliciously crafted web content may lead to an unexpected process crash due to enabled array allocation sinking (bsc#1254167). - CVE-2025-43425: processing maliciously crafted web content may lead to an unexpected process crash due to improper memory handling (bsc#1254168). - CVE-2025-43427: processing maliciously crafted web content may lead to an unexpected process crash due to issues with state management (bsc#1254169). - CVE-2025-43429: processing maliciously crafted web content may lead to an unexpected process crash due to a buffer overflow issue (bsc#1254174). - CVE-2025-43430: processing maliciously crafted web content may lead to an unexpected process crash due to issues with state management (bsc#1254172). - CVE-2025-43431: processing maliciously crafted web content may lead to memory corruption due to improper memory handling (bsc#1254170). - CVE-2025-43432: processing maliciously crafted web content may lead to an unexpected process crash due to a use-after-free issue (bsc#1254171). - CVE-2025-43434: processing maliciously crafted web content may lead to an unexpected process crash due to a use-after-free issue (bsc#1254179). - CVE-2025-43440: processing maliciously crafted web content may lead to an unexpected process crash due to missing checks (bsc#1254177). - CVE-2025-43443: processing maliciously crafted web content may lead to an unexpected process crash due to missing checks (bsc#1254176). - CVE-2025-43458: processing maliciously crafted web content may lead to an unexpected process crash due to issues with state management (bsc#1254498). - CVE-2025-43501: processing maliciously crafted web content may lead to an unexpected process crash due to a buffer overflow issue (bsc#1255194). - CVE-2025-43529: processing maliciously crafted web content may lead to arbitrary code execution due to a use-after-free issue (bsc#1255198). - CVE-2025-43531: processing maliciously crafted web content may lead to an unexpected process crash due to a race condition (bsc#1255183). - CVE-2025-43535: processing maliciously crafted web content may lead to an unexpected process crash due to improper memory handling (bsc#1255195). - CVE-2025-43536: processing maliciously crafted web content may lead to an unexpected process crash due to a use-after-free issue (bsc#1255200). - CVE-2025-43541: processing maliciously crafted web content may lead to an unexpected process crash due to type confusion (bsc#1255191). - CVE-2025-66287: processing maliciously crafted web content may lead to an unexpected process crash due to improper memory handling (bsc#1254509). Other issues fixed and changes: - Version 2.50.4: * Correctly handle the program name passed to the sleep disabler. * Ensure GStreamer is initialized before using the Quirks. * Fix several crashes and rendering issues. - Version 2.50.3: * Fix seeking and looping of media elements that set the 'loop' property. * Fix several crashes and rendering issues. - Version 2.50.2: * Prevent unsafe URI schemes from participating in media playback. * Make jsc_value_array_buffer_get_data() function introspectable. * Fix logging in to Google accounts that have a WebAuthn second factor configured. * Fix loading webkit://gpu when there are no threads configured for GPU rendering. * Fix rendering gradiants that use the CSS hue interpolation method. * Fix pasting image data from the clipboard. * Fix font-family selection when the font name contains spaces. * Fix the build with standard C libraries that lack execinfo.h, like Musl or uClibc. * Fix capturing canvas snapshots in the Web Inspector. * Fix several crashes and rendering issues. - Fix a11y regression where AT-SPI roles were mapped incorrectly.