UnratedFix available
openssh: Fix of 4 CVEs
Type: advisorySources: OSV
- CVE-2026-106555: reset GSSAPI client state before each authentication attempt - CVE-2026-106553: store GSSAPI delegated credentials only after successful GSSAPI authentication - CVE-2026-106583: disallow '$' and '\' in command-line user names - CVE-2026-106585: reject compressed packets that inflate beyond the maximum packet size
- Products
- openssh, openssh-askpass, openssh-clients, openssh-ldap, openssh-server, pam_ssh_agent_auth
- Affected versions
- Not specified
- Fixed versions
- 0.9.3-125.el6.tuxcare.els11, 5.3p1-125.el6.tuxcare.els11
- CVEs
- CVE-2026-106553, CVE-2026-106555, CVE-2026-106583, CVE-2026-106585
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 11:50 UTC · Revision 1
Source evidence
- CVE-2026-106555: reset GSSAPI client state before each authentication attempt - CVE-2026-106553: store GSSAPI delegated credentials only after successful GSSAPI authentication - CVE-2026-106583: disallow '$' and '\' in command-line user names - CVE-2026-106585: reject compressed packets that inflate beyond the maximum packet size
osv:CLSA-2026-1792079433
openssh
Fixed versions: 5.3p1-125.el6.tuxcare.els11
openssh-askpass
Fixed versions: 5.3p1-125.el6.tuxcare.els11
openssh-clients
Fixed versions: 5.3p1-125.el6.tuxcare.els11
openssh-ldap
Fixed versions: 5.3p1-125.el6.tuxcare.els11
openssh-server
Fixed versions: 5.3p1-125.el6.tuxcare.els11
pam_ssh_agent_auth
Fixed versions: 0.9.3-125.el6.tuxcare.els11
Complete source record
{
"id": "1f80a8a34cc92db687d0837936e4f8258a86afa8d45628853220d61ba45cbcbc",
"url": "https://osv.dev/vulnerability/CLSA-2026-1792079433",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "openssh: Fix of 4 CVEs",
"summary": "- CVE-2026-106555: reset GSSAPI client state before each authentication attempt - CVE-2026-106553: store GSSAPI delegated credentials only after successful GSSAPI authentication - CVE-2026-106583: disallow '$' and '\\' in command-line user names - CVE-2026-106585: reject compressed packets that inflate beyond the maximum packet size",
"evidence": "osv:CLSA-2026-1792079433",
"products": [
{
"name": {
"value": "openssh",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "5.3p1-125.el6.tuxcare.els11",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "openssh-askpass",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "5.3p1-125.el6.tuxcare.els11",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "openssh-clients",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "5.3p1-125.el6.tuxcare.els11",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "openssh-ldap",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "5.3p1-125.el6.tuxcare.els11",
"evidence": "/affected/3/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "openssh-server",
"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "5.3p1-125.el6.tuxcare.els11",
"evidence": "/affected/4/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "pam_ssh_agent_auth",
"evidence": "/affected/5/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0.9.3-125.el6.tuxcare.els11",
"evidence": "/affected/5/ranges"
}
],
"affected_versions": []
}
],
"severity": "unknown",
"structured": {
"id": "CLSA-2026-1792079433",
"aliases": [
"CLSA-2026-1792079433"
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5.3p1-125.el6.tuxcare.els11"
}
]
}
],
"package": {
"name": "openssh",
"purl": "pkg:rpm/tuxcare/openssh?distro=oraclelinux-6",
"ecosystem": "TuxCare:OracleLinux:6"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/oraclelinux6els/CLSA-2026-1792079433.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5.3p1-125.el6.tuxcare.els11"
}
]
}
],
"package": {
"name": "openssh-askpass",
"purl": "pkg:rpm/tuxcare/openssh-askpass?distro=oraclelinux-6",
"ecosystem": "TuxCare:OracleLinux:6"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/oraclelinux6els/CLSA-2026-1792079433.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5.3p1-125.el6.tuxcare.els11"
}
]
}
],
"package": {
"name": "openssh-clients",
"purl": "pkg:rpm/tuxcare/openssh-clients?distro=oraclelinux-6",
"ecosystem": "TuxCare:OracleLinux:6"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/oraclelinux6els/CLSA-2026-1792079433.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5.3p1-125.el6.tuxcare.els11"
}
]
}
],
"package": {
"name": "openssh-ldap",
"purl": "pkg:rpm/tuxcare/openssh-ldap?distro=oraclelinux-6",
"ecosystem": "TuxCare:OracleLinux:6"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/oraclelinux6els/CLSA-2026-1792079433.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5.3p1-125.el6.tuxcare.els11"
}
]
}
],
"package": {
"name": "openssh-server",
"purl": "pkg:rpm/tuxcare/openssh-server?distro=oraclelinux-6",
"ecosystem": "TuxCare:OracleLinux:6"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/oraclelinux6els/CLSA-2026-1792079433.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0.9.3-125.el6.tuxcare.els11"
}
]
}
],
"package": {
"name": "pam_ssh_agent_auth",
"purl": "pkg:rpm/tuxcare/pam_ssh_agent_auth?distro=oraclelinux-6",
"ecosystem": "TuxCare:OracleLinux:6"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/oraclelinux6els/CLSA-2026-1792079433.json"
}
}
],
"modified": "2026-10-26T09:43:31.105812027Z",
"provider": "osv",
"upstream": [
"CVE-2026-106553",
"CVE-2026-106555",
"CVE-2026-106583",
"CVE-2026-106585"
],
"references": [
"https://errata.tuxcare.com/els_os/oraclelinux6els/CLSA-2026-1792079433.html",
"https://nvd.nist.gov/vuln/detail/CVE-2026-106553",
"https://nvd.nist.gov/vuln/detail/CVE-2026-106555",
"https://nvd.nist.gov/vuln/detail/CVE-2026-106583",
"https://nvd.nist.gov/vuln/detail/CVE-2026-106585"
]
},
"related_cves": [
{
"value": "CVE-2026-106553",
"evidence": "/upstream"
},
{
"value": "CVE-2026-106555",
"evidence": "/upstream"
},
{
"value": "CVE-2026-106583",
"evidence": "/upstream"
},
{
"value": "CVE-2026-106585",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 449971,
"published_at": "2026-10-15T15:50:46+00:00"
}