MediumFix available
libgcrypt20 — security advisory
It was discovered that there was a ECDSA timing attack in the libgcrypt20 cryptographic library. Version affected: 1.8.4-5, 1.7.6-2+deb9u3, and 1.6.3-2+deb8u4. Versions fixed: 1.8.5-2 and 1.6.3-2+deb8u7.
- Products
- libgcrypt20
- Affected versions
- Not specified
- Fixed versions
- 1.8.5-1
- CVEs
- CVE-2019-13627
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 30 Oct 2026, 14:28 UTC · Revision 1
Source evidence
It was discovered that there was a ECDSA timing attack in the libgcrypt20 cryptographic library. Version affected: 1.8.4-5, 1.7.6-2+deb9u3, and 1.6.3-2+deb8u4. Versions fixed: 1.8.5-2 and 1.6.3-2+deb8u7.
osv:DEBIAN-CVE-2019-13627
libgcrypt20
Fixed versions: 1.8.5-1
libgcrypt20
Fixed versions: 1.8.5-1
libgcrypt20
Fixed versions: 1.8.5-1
Complete source record
{
"id": "5f61884516ced427f1b71e31375ec20f98c93df9283843040a100950898a80ed",
"url": "https://osv.dev/vulnerability/DEBIAN-CVE-2019-13627",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "DEBIAN-CVE-2019-13627",
"summary": "It was discovered that there was a ECDSA timing attack in the libgcrypt20 cryptographic library. Version affected: 1.8.4-5, 1.7.6-2+deb9u3, and 1.6.3-2+deb8u4. Versions fixed: 1.8.5-2 and 1.6.3-2+deb8u7.",
"evidence": "osv:DEBIAN-CVE-2019-13627",
"products": [
{
"name": {
"value": "libgcrypt20",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.8.5-1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libgcrypt20",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.8.5-1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
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"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.8.5-1",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
}
],
"severity": "medium",
"structured": {
"id": "DEBIAN-CVE-2019-13627",
"aliases": [
"DEBIAN-CVE-2019-13627"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.8.5-1"
}
]
}
],
"package": {
"name": "libgcrypt20",
"purl": "pkg:deb/debian/libgcrypt20?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2019-13627.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.8.5-1"
}
]
}
],
"package": {
"name": "libgcrypt20",
"purl": "pkg:deb/debian/libgcrypt20?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2019-13627.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.8.5-1"
}
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}
],
"package": {
"name": "libgcrypt20",
"purl": "pkg:deb/debian/libgcrypt20?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2019-13627.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
],
"modified": "2026-10-15T07:47:34.466585197Z",
"provider": "osv",
"upstream": [
"CVE-2019-13627"
],
"references": [
"https://security-tracker.debian.org/tracker/CVE-2019-13627"
]
},
"related_cves": [
{
"value": "CVE-2019-13627",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 322259,
"published_at": "2019-09-25T15:15:11.877+00:00"
}