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CVE-2026-68454

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

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 6.1.178, 6.6.145, 6.12.97, 6.18.40, 7.1.5
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: total

Summary

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)).

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: total

  3. Record last updated

Affected versions

  • Linux Linux

    From 3c5a1b6f0a18520a0edd0600fef6f1a8553b8fdc · fixed in f887df91826e72b570c5e9298e66dd929f09edde; From 3c5a1b6f0a18520a0edd0600fef6f1a8553b8fdc · fixed in 3ef3190e30601b2688bdc64169b938b8d7f42010; From 3c5a1b6f0a18520a0edd0600fef6f1a8553b8fdc · fixed in d48b9b096d11e31690c0a4988f65f21b64c01b2a; From 3c5a1b6f0a18520a0edd0600fef6f1a8553b8fdc · fixed in df72596278b0e22dac5ef2881e9221a3a2c4ed11; From 3c5a1b6f0a18520a0edd0600fef6f1a8553b8fdc · fixed in 124a3769c43713a11a93a821b313e61ad5110cb8; From 3c5a1b6f0a18520a0edd0600fef6f1a8553b8fdc · fixed in 3e3aa6da87d30a0064a17b836685cd43c90a3572

  • Linux Linux

    6.0

  • KernelLinux

    From 6.0.0 · fixed in 6.1.178; From 6.2.0 · fixed in 6.6.145; From 6.7.0 · fixed in 6.12.97; From 6.13.0 · fixed in 6.18.40; From 6.19.0 · fixed in 7.1.5

References 6

git.kernel.org