{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2025-68724", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-12-24T10:30:51.027Z", "datePublished": "2025-12-24T10:33:08.932Z", "dateUpdated": "2026-02-09T08:32:19.959Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-02-09T08:32:19.959Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: asymmetric_keys - prevent overflow in asymmetric_key_generate_id\n\nUse check_add_overflow() to guard against potential integer overflows\nwhen adding the binary blob lengths and the size of an asymmetric_key_id\nstructure and return ERR_PTR(-EOVERFLOW) accordingly. This prevents a\npossible buffer overflow when copying data from potentially malicious\nX.509 certificate fields that can be arbitrarily large, such as ASN.1\nINTEGER serial numbers, issuer names, etc."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["crypto/asymmetric_keys/asymmetric_type.c"], "versions": [{"version": "7901c1a8effbe5f89673bfc09d6e37b8f334f1a7", "lessThan": "60a7be5ee74408147e439164ac067e418ca74bb4", "status": "affected", "versionType": "git"}, {"version": "7901c1a8effbe5f89673bfc09d6e37b8f334f1a7", "lessThan": "c13c6e9de91d7f1dd7df756b1fa5a1f968839d76", "status": "affected", "versionType": "git"}, {"version": "7901c1a8effbe5f89673bfc09d6e37b8f334f1a7", "lessThan": "dfc1613961828745165aec6552c3818fa14ab725", "status": "affected", "versionType": "git"}, {"version": "7901c1a8effbe5f89673bfc09d6e37b8f334f1a7", "lessThan": "5b8ac617c8dab5cad3c4dc8d84d0987808a0f99c", "status": "affected", "versionType": "git"}, {"version": "7901c1a8effbe5f89673bfc09d6e37b8f334f1a7", "lessThan": "c73be4f51eed98fa0c7c189db8f279e1c86bfbf7", "status": "affected", "versionType": "git"}, {"version": "7901c1a8effbe5f89673bfc09d6e37b8f334f1a7", "lessThan": "6af753ac5205115e6c310c8c4236c01b59a1c44f", "status": "affected", "versionType": "git"}, {"version": "7901c1a8effbe5f89673bfc09d6e37b8f334f1a7", "lessThan": "b7090a5c153105b9fd221a5a81459ee8cd5babd6", "status": "affected", "versionType": "git"}, {"version": "7901c1a8effbe5f89673bfc09d6e37b8f334f1a7", "lessThan": "df0845cf447ae1556c3440b8b155de0926cbaa56", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["crypto/asymmetric_keys/asymmetric_type.c"], "versions": [{"version": "3.18", "status": "affected"}, {"version": "0", "lessThan": "3.18", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.248", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.198", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.160", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.120", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.63", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.17.13", "lessThanOrEqual": "6.17.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.2", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.19", "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": "3.18", "versionEndExcluding": "5.10.248"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.18", "versionEndExcluding": "5.15.198"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.18", "versionEndExcluding": "6.1.160"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.18", "versionEndExcluding": "6.6.120"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.18", "versionEndExcluding": "6.12.63"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.18", "versionEndExcluding": "6.17.13"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.18", "versionEndExcluding": "6.18.2"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.18", "versionEndExcluding": "6.19"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/60a7be5ee74408147e439164ac067e418ca74bb4"}, {"url": "https://git.kernel.org/stable/c/c13c6e9de91d7f1dd7df756b1fa5a1f968839d76"}, {"url": "https://git.kernel.org/stable/c/dfc1613961828745165aec6552c3818fa14ab725"}, {"url": "https://git.kernel.org/stable/c/5b8ac617c8dab5cad3c4dc8d84d0987808a0f99c"}, {"url": "https://git.kernel.org/stable/c/c73be4f51eed98fa0c7c189db8f279e1c86bfbf7"}, {"url": "https://git.kernel.org/stable/c/6af753ac5205115e6c310c8c4236c01b59a1c44f"}, {"url": "https://git.kernel.org/stable/c/b7090a5c153105b9fd221a5a81459ee8cd5babd6"}, {"url": "https://git.kernel.org/stable/c/df0845cf447ae1556c3440b8b155de0926cbaa56"}], "title": "crypto: asymmetric_keys - prevent overflow in asymmetric_key_generate_id", "x_generator": {"engine": "bippy-1.2.0"}}}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: asymmetric_keys - prevent overflow in asymmetric_key_generate_id\n\nUse check_add_overflow() to guard against potential integer overflows\nwhen adding the binary blob lengths and the size of an asymmetric_key_id\nstructure and return ERR_PTR(-EOVERFLOW) accordingly. This prevents a\npossible buffer overflow when copying data from potentially malicious\nX.509 certificate fields that can be arbitrarily large, such as ASN.1\nINTEGER serial numbers, issuer names, etc."}], "id": "CVE-2025-68724", "lastModified": "2026-01-19T13:16:11.240", "metrics": {}, "published": "2025-12-24T11:16:01.697", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/5b8ac617c8dab5cad3c4dc8d84d0987808a0f99c"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/60a7be5ee74408147e439164ac067e418ca74bb4"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/6af753ac5205115e6c310c8c4236c01b59a1c44f"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/b7090a5c153105b9fd221a5a81459ee8cd5babd6"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/c13c6e9de91d7f1dd7df756b1fa5a1f968839d76"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/c73be4f51eed98fa0c7c189db8f279e1c86bfbf7"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/df0845cf447ae1556c3440b8b155de0926cbaa56"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/dfc1613961828745165aec6552c3818fa14ab725"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: crypto: asymmetric_keys - prevent overflow in asymmetric_key_generate_id", "id": "2424886", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2424886"}, "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"}, "details": ["In the Linux kernel, the following vulnerability has been resolved:\ncrypto: asymmetric_keys - prevent overflow in asymmetric_key_generate_id\nUse check_add_overflow() to guard against potential integer overflows\nwhen adding the binary blob lengths and the size of an asymmetric_key_id\nstructure and return ERR_PTR(-EOVERFLOW) accordingly. This prevents a\npossible buffer overflow when copying data from potentially malicious\nX.509 certificate fields that can be arbitrarily large, such as ASN.1\nINTEGER serial numbers, issuer names, etc."], "name": "CVE-2025-68724", "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": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "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": "2025-12-24T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-68724\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-68724\nhttps://lore.kernel.org/linux-cve-announce/2025122404-CVE-2025-68724-4d3c@gregkh/T"], "threat_severity": "Low"}

{}