{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-46291", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-05-13T15:03:33.110Z", "datePublished": "2026-06-08T15:46:18.317Z", "dateUpdated": "2026-06-19T12:00:06.481Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-06-19T12:00:06.481Z"}, "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."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", 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{}

{"cveTags": [], "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."}], "id": "CVE-2026-46291", "lastModified": "2026-06-08T17:16:47.357", "metrics": {}, "published": "2026-06-08T17:16:47.357", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/177730a273b18e195263ed953853273e901b5064"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/2adbfca7452eeac45117b8e803288a2767f7075f"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/5cffe3c136891aa4d579bf5c079a68f7cb371b0c"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/b8f12d9b00c1950779e5679b9c13908584682bb6"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/c7e52fe3f7901ccb9cd29b3f7c683d809ba87e48"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{"bugzilla": {"description": "kernel: crypto: caam - guard HMAC key hex dumps in hash_digest_key", "id": "2486465", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2486465"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-215", "details": ["A flaw was found in the Linux kernel's crypto: caam component. This vulnerability allows for the disclosure of sensitive HMAC (Hash-based Message Authentication Code) key bytes at runtime. The issue occurs because the hash_digest_key() function uses print_hex_dump_devel() without proper guarding, which can expose these keys when the CONFIG_DYNAMIC_DEBUG option is enabled. This information disclosure could potentially allow an attacker to gain unauthorized access to or tamper with data protected by these keys."], "name": "CVE-2026-46291", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-06-08T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-46291\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-46291\nhttps://lore.kernel.org/linux-cve-announce/2026060857-CVE-2026-46291-cb3d@gregkh/T"], "threat_severity": "Moderate"}

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