CVE-2026-46291 (GCVE-0-2026-46291)

Vulnerability from cvelistv5 – Published: 2026-06-08 15:46 – Updated: 2026-06-19 12:00
VLAI?
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 ?
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
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)
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    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)
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/crypto/caam/caamalg_qi2.c",
            "drivers/crypto/caam/caamhash.c"
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          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "3.6"
            },
            {
              "lessThan": "3.6",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.259",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.210",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.176",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.140",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.88",
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            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.30",
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            },
            {
              "lessThanOrEqual": "7.0.*",
              "status": "unaffected",
              "version": "7.0.7",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.1",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
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              "operator": "OR"
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        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: caam - guard HMAC key hex dumps in hash_digest_key\n\nUse print_hex_dump_devel() for dumping sensitive HMAC key bytes in\nhash_digest_key() to avoid leaking secrets at runtime when\nCONFIG_DYNAMIC_DEBUG is enabled."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-06-19T12:00:06.481Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/e8e72fdf47bd5ef7abe642b034c6178a61a8580a"
        },
        {
          "url": "https://git.kernel.org/stable/c/cd849c07b8d706425e60a4dfcef54b7b67c967ce"
        },
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          "url": "https://git.kernel.org/stable/c/a9207798fe619cbc85c8744a9b9e2af1db2b6e1a"
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          "url": "https://git.kernel.org/stable/c/2adbfca7452eeac45117b8e803288a2767f7075f"
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          "url": "https://git.kernel.org/stable/c/c7e52fe3f7901ccb9cd29b3f7c683d809ba87e48"
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        },
        {
          "url": "https://git.kernel.org/stable/c/177730a273b18e195263ed953853273e901b5064"
        }
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      "title": "crypto: caam - guard HMAC key hex dumps in hash_digest_key",
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  "cveMetadata": {
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    "assignerShortName": "Linux",
    "cveId": "CVE-2026-46291",
    "datePublished": "2026-06-08T15:46:18.317Z",
    "dateReserved": "2026-05-13T15:03:33.110Z",
    "dateUpdated": "2026-06-19T12:00:06.481Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}


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  • 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.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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