KVM: s390: pci: Fix handling of AIF enable without AISB
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)).
CVE-2026-68454
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-68454
Linux
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Linux
Source reference: /containers/cna/affected/1/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "3c5a1b6f0a18520a0edd0600fef6f1a8553b8fdc",
"lessThan": "f887df91826e72b570c5e9298e66dd929f09edde",
"versionType": "git"
},
{
"status": "affected",
"version": "3c5a1b6f0a18520a0edd0600fef6f1a8553b8fdc",
"lessThan": "3ef3190e30601b2688bdc64169b938b8d7f42010",
"versionType": "git"
},
{
"status": "affected",
"version": "3c5a1b6f0a18520a0edd0600fef6f1a8553b8fdc",
"lessThan": "d48b9b096d11e31690c0a4988f65f21b64c01b2a",
"versionType": "git"
},
{
"status": "affected",
"version": "3c5a1b6f0a18520a0edd0600fef6f1a8553b8fdc",
"lessThan": "df72596278b0e22dac5ef2881e9221a3a2c4ed11",
"versionType": "git"
},
{
"status": "affected",
"version": "3c5a1b6f0a18520a0edd0600fef6f1a8553b8fdc",
"lessThan": "124a3769c43713a11a93a821b313e61ad5110cb8",
"versionType": "git"
},
{
"status": "affected",
"version": "3c5a1b6f0a18520a0edd0600fef6f1a8553b8fdc",
"lessThan": "3e3aa6da87d30a0064a17b836685cd43c90a3572",
"versionType": "git"
}
],
"programFiles": [
"arch/s390/kvm/pci.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "6.0"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "6.0",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "6.1.178",
"versionType": "semver",
"lessThanOrEqual": "6.1.*"
},
{
"status": "unaffected",
"version": "6.6.145",
"versionType": "semver",
"lessThanOrEqual": "6.6.*"
},
{
"status": "unaffected",
"version": "6.12.97",
"versionType": "semver",
"lessThanOrEqual": "6.12.*"
},
{
"status": "unaffected",
"version": "6.18.40",
"versionType": "semver",
"lessThanOrEqual": "6.18.*"
},
{
"status": "unaffected",
"version": "7.1.5",
"versionType": "semver",
"lessThanOrEqual": "7.1.*"
},
{
"status": "unaffected",
"version": "7.2",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"arch/s390/kvm/pci.c"
],
"defaultStatus": "affected"
}
]- Related CVEs
- CVE-2026-68454
Source reference:
/cveMetadata/cveId
Publisher severity
high
Source reference: /containers/cna/metrics
- Event
- #41731 · Revision 1
- Added to Heist Feed
- Publisher date