{"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": "2026-06-08T15:46:18.317Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-06-08T15:46:18.317Z"}, "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", "programFiles": ["drivers/crypto/caam/caamalg_qi2.c", "drivers/crypto/caam/caamhash.c"], "versions": [{"version": "045e36780f11523e26d1e4a8c78bdc57f4003bd0", "lessThan": "2adbfca7452eeac45117b8e803288a2767f7075f", "status": "affected", "versionType": "git"}, {"version": "045e36780f11523e26d1e4a8c78bdc57f4003bd0", "lessThan": "c7e52fe3f7901ccb9cd29b3f7c683d809ba87e48", "status": "affected", "versionType": "git"}, {"version": "045e36780f11523e26d1e4a8c78bdc57f4003bd0", "lessThan": "5cffe3c136891aa4d579bf5c079a68f7cb371b0c", "status": "affected", "versionType": "git"}, {"version": "045e36780f11523e26d1e4a8c78bdc57f4003bd0", "lessThan": "b8f12d9b00c1950779e5679b9c13908584682bb6", "status": "affected", "versionType": "git"}, {"version": "045e36780f11523e26d1e4a8c78bdc57f4003bd0", "lessThan": "177730a273b18e195263ed953853273e901b5064", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/crypto/caam/caamalg_qi2.c", "drivers/crypto/caam/caamhash.c"], "versions": [{"version": "3.6", "status": "affected"}, {"version": "0", "lessThan": "3.6", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.140", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.88", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.30", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.0.7", "lessThanOrEqual": "7.0.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.1-rc1", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.6", "versionEndExcluding": "6.6.140"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.6", "versionEndExcluding": "6.12.88"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.6", "versionEndExcluding": "6.18.30"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.6", "versionEndExcluding": "7.0.7"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.6", "versionEndExcluding": "7.1-rc1"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/2adbfca7452eeac45117b8e803288a2767f7075f"}, {"url": "https://git.kernel.org/stable/c/c7e52fe3f7901ccb9cd29b3f7c683d809ba87e48"}, {"url": "https://git.kernel.org/stable/c/5cffe3c136891aa4d579bf5c079a68f7cb371b0c"}, {"url": "https://git.kernel.org/stable/c/b8f12d9b00c1950779e5679b9c13908584682bb6"}, {"url": "https://git.kernel.org/stable/c/177730a273b18e195263ed953853273e901b5064"}], "title": "crypto: caam - guard HMAC key hex dumps in hash_digest_key", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"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"}