CVE-2026-53312
kernel: iommu/riscv: Remove overflows on the invalidation path
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Severity
UnknownRed Hat Product Security
CVSS
Review impact separately from score.
Published · June 26, 2026
Updated · June 29, 2026
Description
A flaw was found in the Linux kernel's IOMMU (Input/Output Memory Management Unit) component for RISC-V architectures. An integer overflow in the invalidation path can lead to an infinite loop. This vulnerability could allow a local attacker to cause a Denial of Service (DoS) by triggering the overflow condition.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CWE-190 · Integer Overflow or Wraparound