2 matches found
EUVD-2026-49045
In Zephyr's userspace dynamic-objects subsystem, threadidxalloc in kernel/userspace/userspace.c allocated a new thread permission index from the global threadidxmap bitmap without holding listslock. On SMP systems, two user-mode threads invoking the kobjectallocKOBJTHREAD syscall concurrently can...
6.5CVSS5.8AI score0.00115EPSS
SaveExploits1References2
CVE-2026-10681: Concurrent Execution using Shared Resource with Improper Synchronization
In Zephyr's userspace dynamic-objects subsystem, threadidxalloc in kernel/userspace/userspace.c allocated a new thread permission index from the global threadidxmap bitmap without holding listslock. On SMP systems, two user-mode threads invoking the kobjectallocKOBJTHREAD syscall concurrently can...
7CVSS5.5AI score0.00115EPSS
SaveExploits1References4
20