CVE-2024-44981 workqueue: Fix UBSAN 'subtraction overflow' error in shift_and_mask()

In the Linux kernel, the following vulnerability has been resolved: workqueue: Fix UBSAN 'subtraction overflow' error in shiftandmask UBSAN reports the following 'subtraction overflow' error when booting in a virtual machine on Android: | Internal error: UBSAN: integer subtraction overflow:...

CVE-2024-44981

In CVE-2024-44981, the Linux kernel vulnerability is in the workqueue path: shift_and_mask() constructs a mask with a signed immediate and is invoked with a shift of 31, leading UBSAN to report an integer subtraction overflow and triggering a kernel panic. The documented fix uses an unsigned cons...

OR1200 授权问题漏洞

OR1200 is an OpenRISC 1200 implementation of the OpenRISC open source. A security vulnerability exists in OR1200 that stems from the overflow flag of a subtraction instruction in an ALU unit not being updated correctly, resulting in an incorrect value in the overflow flag...

GSD-2022-1004182 drm/i915/selftests: fix subtraction overflow bug

drm/i915/selftests: fix subtraction overflow bug This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.18.13 by commit...

PT-2025-8568

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A subtraction overflow bug has been resolved in the Linux kernel. The issue occurs when hole end is small enough to cause a subtraction overflow, or when addr + 2 min alignment overflows...

MiningService _withdrawMultiple will fail most of the times

Handle hyh Vulnerability details Impact Impact depends on subtraction overflow handling and this way on the compiler version used for production deployment. If compiler version above 0.8: The compiler will check subtraction and fail, so: a user will have all withdrawals failed most of the times,...