Infinite loop in Linux kernel - CVE-2026-93132
Published: September 18, 2026
Vulnerability identifier: #VU150866
CSH Severity: Low
CVSS v4: 2 [CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-93132
CWE-ID: CWE-835
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to cause a denial of service.
The vulnerability exists due to improper loop control in riscv_acpi_add_prt_dep() when processing ACPI PCI routing table entries that trigger an error condition. A local user can trigger an error condition that causes the same entry to be processed repeatedly to cause a denial of service.
Affected software
Linux kernel
How to mitigate CVE-2026-93132
Install security update from vendor's repository.