Critical Vulnerability Information Commit ID: - 4fba1713001195e59cfc001ff1f2837dab877efb Submitter: - Michael Karcher Commit Time: - 2025-09-05 00:03:30 +0200 Vulnerability Description: - Fixed inaccurate exception reporting in functions on the UltraSPARC architecture. Fix Details: - The referenced commit introduced exception handlers for user-space memory accesses in and functions. These handlers calculate remaining bytes and continue copying using current register contents. This commit fixes some incorrect calculations, resolving issues with return values of and under error conditions. Affected Files: - arch/sparc/lib/U1memcpy.S Patch Changes: - Modified 1 file, added 10 lines, removed 9 lines. Related Testers: - John Paul Adrian Glaubitz, René Rebe, Jonathan 'theJPster' Pallant Links: - Related Link provides additional discussion and background on this fix. Additional Information: - Includes specific code changes, such as updates to and sections.