SUSE-SU-2026:21796-1

Description of the patch:

This update for openexr fixes the following issues

• CVE-2026-41142: integer overflow in ImageChannel: resize can lead to a heap out-of-bounds write via OpenEXRUtil public API (bsc#1264356).
• CVE-2026-42216: missing checks in IDManifest: init() can lead to out-of-bounds read during prefix expansion (bsc#1264354).
• CVE-2026-42217: missing bounds check for shift counter in readVariableLengthInteger can lead to shift exponent overflow and cause undefined behavior (bsc#1264353).