CVE-2026-68187

A flaw was found in the Linux kernel's exec subsystem, specifically within the transferargstostack function. A local user could provide a specially crafted argument or environment string during process creation, causing an unsigned loop counter to wrap. This leads to an out-of-bounds read and...

CVE-2026-68187 exec: fix unsigned loop counter wrap in transfer_args_to_stack()

In the Linux kernel, the following vulnerability has been resolved: exec: fix unsigned loop counter wrap in transferargstostack The stop value is derived from bprm-p PAGESHIFT. The index variable is an unsigned long. If bprm-p drops below PAGESIZE and stop becomes zero the loop condition index =...