s390/crypto: Fix handling of EBUSY in PHMAC when req is pushed to crypto engine
In the Linux kernel, the following vulnerability has been resolved: s390/crypto: Fix handling of EBUSY in PHMAC when req is pushed to crypto engine When a request is transferred to the engine via crypto_transfer_hash_request_to_engine() there are two return codes signaling a successful transfer: EINPROGRESS and EBUSY. However the correct handling of EBUSY was missing and has been added as a return code indicating a successful transfer to the crypto engine.
CVE-2026-97591
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-2026-97591
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": "cbbc675506cc4cd93e6f895e7c1f693156f9a95c",
"lessThan": "203702f0013f9b7324e8c5facb6cd6e9c0942b13",
"versionType": "git"
},
{
"status": "affected",
"version": "cbbc675506cc4cd93e6f895e7c1f693156f9a95c",
"lessThan": "bcd7f1f1e2f2882ad206f72425255be105178151",
"versionType": "git"
},
{
"status": "affected",
"version": "cbbc675506cc4cd93e6f895e7c1f693156f9a95c",
"lessThan": "330148371401de474b656eaf521861f12ec1a1ce",
"versionType": "git"
}
],
"programFiles": [
"arch/s390/crypto/phmac_s390.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "6.17"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "6.17",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "6.18.53",
"versionType": "semver",
"lessThanOrEqual": "6.18.*"
},
{
"status": "unaffected",
"version": "7.2.7",
"versionType": "semver",
"lessThanOrEqual": "7.2.*"
},
{
"status": "unaffected",
"version": "7.3",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"arch/s390/crypto/phmac_s390.c"
],
"defaultStatus": "affected"
}
]- Related CVEs
- CVE-2026-97591
Source reference:
/cveMetadata/cveId
Publisher severity
No explicit severity was provided.
- Event
- #38035 · Revision 1
- Added to Heist Feed
- Publisher date