High
golang-go.crypto — security advisory
The x/crypto/ssh package before 0.0.0-20211202192323-5770296d904e of golang.org/x/crypto allows an attacker to panic an SSH server.
- Products
- golang-go.crypto
- Affected versions
- 1:0.0~git20150608-1, 1:0.0~git20151201.0.7b85b09-2, 1:0.0~git20151201.0.7b85b09-2ubuntu0.1~esm1, 1:0.0~git20151201.0.7b85b09-2ubuntu0.1~esm2, 1:0.0~git20151201.0.7b85b09-2ubuntu0.1~esm3, 1:0.0~git20170629.0.5ef0053-1ubuntu1, 1:0.0~git20170629.0.5ef0053-1ubuntu2, 1:0.0~git20170629.0.5ef0053-2, 1:0.0~git20170629.0.5ef0053-2ubuntu0.1~esm1, 1:0.0~git20170629.0.5ef0053-2ubuntu0.1~esm2, 1:0.0~git20170629.0.5ef0053-2ubuntu0.1~esm3, 1:0.0~git20190701.4def268-2, 1:0.0~git20200221.2aa609c-1, 1:0.0~git20200221.2aa609c-1ubuntu0.1~esm1, 1:0.0~git20200221.2aa609c-1ubuntu0.1~esm2, 1:0.0~git20200221.2aa609c-1ubuntu0.1~esm3, 1:0.0~git20201221.eec23a3-1, 1:0.0~git20211202.5770296-1, 1:0.0~git20211202.5770296-1ubuntu0.1~esm1, 1:0.0~git20211202.5770296-1ubuntu0.1~esm2, 1:0.0~git20211202.5770296-1ubuntu0.1~esm3, 1:0.17.0-1, 1:0.18.0-1, 1:0.19.0-1, 1:0.19.0-1ubuntu0.1~esm1, 1:0.19.0-1ubuntu0.1~esm2, 1:0.19.0-1ubuntu0.1~esm3, 1:0.25.0-1, 1:0.25.0-1ubuntu0.1, 1:0.4.0-1, 1:0.45.0-1, 1:0.47.0-1, 1:0.47.0-1ubuntu0.1~esm1, 1:0.55.0-1
- Fixed versions
- Not specified
- CVEs
- CVE-2021-43565
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 01:38 UTC · Revision 1
Source evidence
The x/crypto/ssh package before 0.0.0-20211202192323-5770296d904e of golang.org/x/crypto allows an attacker to panic an SSH server.
osv:UBUNTU-CVE-2021-43565
golang-go.crypto
Fixed versions: Not specified
golang-go.crypto
Fixed versions: Not specified
golang-go.crypto
Fixed versions: Not specified
golang-go.crypto
Fixed versions: Not specified
golang-go.crypto
Fixed versions: Not specified
golang-go.crypto
Fixed versions: Not specified
golang-go.crypto
Fixed versions: Not specified
golang-go.crypto
Fixed versions: Not specified
Complete source record
{
"id": "540d185e97bce4f7ccf389411e8786cddc9a932b1482c0d25294eeeb3407ec5e",
"url": "https://osv.dev/vulnerability/UBUNTU-CVE-2021-43565",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "UBUNTU-CVE-2021-43565",
"summary": "The x/crypto/ssh package before 0.0.0-20211202192323-5770296d904e of golang.org/x/crypto allows an attacker to panic an SSH server.",
"evidence": "osv:UBUNTU-CVE-2021-43565",
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{
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{
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"versions": [
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],
"modified": "2026-10-17T12:57:14.326135Z",
"provider": "osv",
"upstream": [
"CVE-2021-43565"
],
"references": [
"https://ubuntu.com/security/CVE-2021-43565",
"https://www.cve.org/CVERecord?id=CVE-2021-43565"
]
},
"related_cves": [
{
"value": "CVE-2021-43565",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 356989,
"published_at": "2022-09-06T18:15:00+00:00"
}