CVE-2026-46291 (GCVE-0-2026-46291)
Vulnerability from cvelistv5 – Published: 2026-06-08 15:46 – Updated: 2026-06-19 12:00
VLAI
EPSS
VEX
Title
crypto: caam - guard HMAC key hex dumps in hash_digest_key
Summary
In the Linux kernel, the following vulnerability has been resolved:
crypto: caam - guard HMAC key hex dumps in hash_digest_key
Use print_hex_dump_devel() for dumping sensitive HMAC key bytes in
hash_digest_key() to avoid leaking secrets at runtime when
CONFIG_DYNAMIC_DEBUG is enabled.
Severity
5.5 (Medium)
Assigner
References
8 references
Impacted products
2 products
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Linux | Linux |
Affected:
045e36780f11523e26d1e4a8c78bdc57f4003bd0 , < e8e72fdf47bd5ef7abe642b034c6178a61a8580a
(git)
Affected: 045e36780f11523e26d1e4a8c78bdc57f4003bd0 , < cd849c07b8d706425e60a4dfcef54b7b67c967ce (git) Affected: 045e36780f11523e26d1e4a8c78bdc57f4003bd0 , < a9207798fe619cbc85c8744a9b9e2af1db2b6e1a (git) Affected: 045e36780f11523e26d1e4a8c78bdc57f4003bd0 , < 2adbfca7452eeac45117b8e803288a2767f7075f (git) Affected: 045e36780f11523e26d1e4a8c78bdc57f4003bd0 , < c7e52fe3f7901ccb9cd29b3f7c683d809ba87e48 (git) Affected: 045e36780f11523e26d1e4a8c78bdc57f4003bd0 , < 5cffe3c136891aa4d579bf5c079a68f7cb371b0c (git) Affected: 045e36780f11523e26d1e4a8c78bdc57f4003bd0 , < b8f12d9b00c1950779e5679b9c13908584682bb6 (git) Affected: 045e36780f11523e26d1e4a8c78bdc57f4003bd0 , < 177730a273b18e195263ed953853273e901b5064 (git) |
guessed | |
| Linux | Linux |
Affected:
3.6
Unaffected: 0 , < 3.6 (semver) Unaffected: 5.10.259 , ≤ 5.10.* (semver) Unaffected: 5.15.210 , ≤ 5.15.* (semver) Unaffected: 6.1.176 , ≤ 6.1.* (semver) Unaffected: 6.6.140 , ≤ 6.6.* (semver) Unaffected: 6.12.88 , ≤ 6.12.* (semver) Unaffected: 6.18.30 , ≤ 6.18.* (semver) Unaffected: 7.0.7 , ≤ 7.0.* (semver) Unaffected: 7.1 , ≤ * (original_commit_for_fix) |
guessed |
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}
],
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},
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},
{
"url": "https://git.kernel.org/stable/c/177730a273b18e195263ed953853273e901b5064"
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"dateReserved": "2026-05-13T15:03:33.110Z",
"dateUpdated": "2026-06-19T12:00:06.481Z",
"state": "PUBLISHED"
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},
{
"lang": "es",
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}
],
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"lastModified": "2026-07-23T08:10:00.137",
"metrics": {
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"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
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]
},
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],
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"aggregate_severity": "Moderate",
"current_release_date": "2026-06-28T07:42:03+00:00",
"cve": "CVE-2026-46291",
"id": "CVE-2026-46291",
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"product_status:known_affected": "184",
"product_status:known_not_affected": "90",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "kernel: crypto: caam - guard HMAC key hex dumps in hash_digest_key",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-46291.json",
"version": "3"
}
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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