Unrated
Incorrect calculation on P256 curves in crypto/internal/nistec
Type: advisorySources: OSV
The ScalarMult and ScalarBaseMult methods of the P256 Curve may return an incorrect result if called with some specific unreduced scalars (a scalar larger than the order of the curve). This does not impact usages of crypto/ecdsa or crypto/ecdh.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2023-24532
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 7 Nov 2026, 00:38 UTC · Revision 1
Source evidence
Incorrect calculation on P256 curves in crypto/internal/nistec
core-osv · Original sourcePublished 8 Mar 2023, 19:40 UTC
The ScalarMult and ScalarBaseMult methods of the P256 Curve may return an incorrect result if called with some specific unreduced scalars (a scalar larger than the order of the curve). This does not impact usages of crypto/ecdsa or crypto/ecdh.
osv:CVE-2023-24532
Complete source record
{
"id": "e060854249d9145ce40c79a5dbad86e5193d703f17ca25d2d7fd631fd9f8c0cd",
"url": "https://osv.dev/vulnerability/CVE-2023-24532",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "Incorrect calculation on P256 curves in crypto/internal/nistec",
"summary": "The ScalarMult and ScalarBaseMult methods of the P256 Curve may return an incorrect result if called with some specific unreduced scalars (a scalar larger than the order of the curve). This does not impact usages of crypto/ecdsa or crypto/ecdh.",
"evidence": "osv:CVE-2023-24532",
"products": [],
"severity": "unknown",
"structured": {
"id": "CVE-2023-24532",
"aliases": [
"BIT-golang-2023-24532",
"CVE-2023-24532",
"GO-2023-1621"
],
"affected": [
{
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{
"repo": "https://github.com/golang/go",
"type": "GIT",
"events": [
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{
"fixed": "7bd22aafe41be40e2174335a3dc55431ca9548ec"
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{
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}
],
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{
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"source": "CPE_RANGE"
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{
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"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-24532.json"
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}
],
"modified": "2026-10-28T02:30:48.313048069Z",
"provider": "osv",
"references": [
"https://go.dev/cl/471255",
"https://go.dev/issue/58647",
"https://groups.google.com/g/golang-announce/c/3-TpUx48iQY",
"https://pkg.go.dev",
"https://pkg.go.dev/vuln/GO-2023-1621",
"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/24xxx/CVE-2023-24532.json",
"https://nvd.nist.gov/vuln/detail/CVE-2023-24532",
"https://security.netapp.com/advisory/ntap-20230331-0011/"
],
"provider_metadata": {
"cna_assigner": "Go",
"unresolved_ranges": [
{
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{
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"fixed": "1.19.7"
},
{
"introduced": "1.20.0-0"
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{
"fixed": "1.20.2"
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],
"source": "AFFECTED_FIELD",
"strategy": "StandardRange"
}
]
}
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/24xxx/CVE-2023-24532.json"
}
},
"related_cves": [
{
"value": "CVE-2023-24532",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 516680,
"published_at": "2023-03-08T19:40:45.425+00:00"
}