KEYS: trusted: Fix tpm2_load_cmd() boundary check
In the Linux kernel, the following vulnerability has been resolved: KEYS: trusted: Fix tpm2_load_cmd() boundary check tpm2_load_cmd() does boundary checks against the ASN.1 size i.e., payload->blob_len. Address this by passing the decoded blob size to tpm2_load_cmd(), and use it for the boundary checks.
CVE-2026-98221
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-2026-98221
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": "f2219745250f388edacabe6cca73654131c67d0a",
"lessThan": "cc86227fea28aed86c1fb52a884560b4440da198",
"versionType": "git"
},
{
"status": "affected",
"version": "f2219745250f388edacabe6cca73654131c67d0a",
"lessThan": "b020b447338872440142fe8a57350a483da86b7a",
"versionType": "git"
},
{
"status": "affected",
"version": "f2219745250f388edacabe6cca73654131c67d0a",
"lessThan": "3fd487c69ad3161e358c33c170bab0cf02a071b7",
"versionType": "git"
},
{
"status": "affected",
"version": "f2219745250f388edacabe6cca73654131c67d0a",
"lessThan": "5afa57ea91481c6c49f194b0f5a5c4d96a4d7348",
"versionType": "git"
},
{
"status": "affected",
"version": "f2219745250f388edacabe6cca73654131c67d0a",
"lessThan": "9ddbc5f4bb498aff8096a5231574858a4bffee4f",
"versionType": "git"
},
{
"status": "affected",
"version": "f2219745250f388edacabe6cca73654131c67d0a",
"lessThan": "134825dfc971fbf2b1d0f58f0b3bce8332ad0afb",
"versionType": "git"
},
{
"status": "affected",
"version": "f2219745250f388edacabe6cca73654131c67d0a",
"lessThan": "114f00d738f15dd8c7318369edcdc53dd6d08763",
"versionType": "git"
}
],
"programFiles": [
"security/keys/trusted-keys/trusted_tpm2.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "5.13"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "5.13",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "5.15.222",
"versionType": "semver",
"lessThanOrEqual": "5.15.*"
},
{
"status": "unaffected",
"version": "6.1.189",
"versionType": "semver",
"lessThanOrEqual": "6.1.*"
},
{
"status": "unaffected",
"version": "6.6.158",
"versionType": "semver",
"lessThanOrEqual": "6.6.*"
},
{
"status": "unaffected",
"version": "6.12.112",
"versionType": "semver",
"lessThanOrEqual": "6.12.*"
},
{
"status": "unaffected",
"version": "6.18.54",
"versionType": "semver",
"lessThanOrEqual": "6.18.*"
},
{
"status": "unaffected",
"version": "7.2.8",
"versionType": "semver",
"lessThanOrEqual": "7.2.*"
},
{
"status": "unaffected",
"version": "7.3",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"security/keys/trusted-keys/trusted_tpm2.c"
],
"defaultStatus": "affected"
}
]- Related CVEs
- CVE-2026-98221
Source reference:
/cveMetadata/cveId
Publisher severity
No explicit severity was provided.
- Event
- #38301 · Revision 1
- Added to Heist Feed
- Publisher date