CVE-2026-68454CWE-20

CVE-2026-68454

High · published August 13, 2026

CVSS v3.1
8.8
EPSS
0%
Percentile
2.3
In the wild
Unconfirmed
What it is

In the Linux kernel, the following vulnerability has been resolved:

KVM: s390: pci: Fix handling of AIF enable without AISB

When a guest seeks to register IRQs without a summary bit specified,

ensure that the associated GAITE then stores 0 for the guest AISB

location instead of virt_to_phys(page_address(NULL)).

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00129 · 2.3th percentile
Weakness
CWE-20 · Improper Input Validation
Published
2026-08-13T19:19Z
References (6)
https://git.kernel.org/stable/c/124a3769c43713a11a93a821b313e61ad5110cb8 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/3e3aa6da87d30a0064a17b836685cd43c90a3572 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/3ef3190e30601b2688bdc64169b938b8d7f42010 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/d48b9b096d11e31690c0a4988f65f21b64c01b2a · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/df72596278b0e22dac5ef2881e9221a3a2c4ed11 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/f887df91826e72b570c5e9298e66dd929f09edde · 416baaa9-dc9f-4396-8d5f-8c081fb06d67
EPSS history
Timeline
  • 13 AUG 13:59Z
    KVM: s390: pci: Fix handling of AIF enable without AISB
    cvelistv5