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CVE-2026-72295

LoongArch: KVM: Validate irqchip index in irqfd routing

HIGH
8.8
CVSS Score
Published: August 15, 2026 at 05:55 AM UTC
Updated: August 17, 2026 at 06:18 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
HIGH8.8
Exploit prediction
EPSS 0.2%

Description

In the Linux kernel, the following vulnerability has been resolved: LoongArch: KVM: Validate irqchip index in irqfd routing Sashiko reported that the irqchip index is not validated for LoongArch. Add validation and reject out-of-range irqchip indexes to avoid indexing past the routing table's chip array.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel· Linux
95%
6.13 ≤ v < 6.18.406.13 ≤ v < 7.1.56.13 ≤ v < 7.21928254c5ccb7bdffd7f0334e1ce250e9ce4de946.13
Vendor states this is fixed in 199b570d7fca1aa70e596f10a6276997becffb6d (fixed)
Vendor states this is fixed in 3474037904c20ff915e3ebab0ab5c1e41bbe549e (fixed)
Vendor states this is fixed in 8b3e188d19e4ffe916780aeb7ddad9d6457b8bcc (fixed)
Vendor states this is fixed in 6.13 (unaffected)
Vendor states this is fixed in 6.18.40 (unaffected)
Vendor states this is fixed in 7.1.5 (unaffected)
Vendor states this is fixed in 7.2 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (3)

Source: cverecord
https://git.kernel.org/stable/c/199b570d7fca1aa70e596f10a6276997becffb6d
Source: cverecord
https://git.kernel.org/stable/c/8b3e188d19e4ffe916780aeb7ddad9d6457b8bcc
Source: cverecord
https://git.kernel.org/stable/c/3474037904c20ff915e3ebab0ab5c1e41bbe549e

CVSS

8.8HIGHLinux
Vector?

Quick Info

StatusRECEIVED

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