ALSA-2026:86203
Vulnerability from osv_almalinux – Published: 2026-10-20 00:00 – Updated: 2026-10-21 13:53 – Source website
VLAI
Summary
Important: go-toolset:rhel8 security, bug fix, and enhancement update
Details
Go Toolset provides the Go programming language tools and libraries. Go is alternatively known as golang.
Security Fix(es):
- net/http: golang: golang: Denial of Service via crafted HTTP Range headers (CVE-2026-78667)
- crypto/tls: golang: crypto/tls: Denial of Service via multiple ECH outer extension references (CVE-2026-97031)
- net/http: net/http/internal/http2: golang.org/x/net/http2: net/http: Denial of Service via excessive HTTP/2 SETTINGS frames (CVE-2026-78669)
- golang: crypto/x509: Go: crypto/x509: mitigation for security concerns with a specific Certificate Authority (CVE-2026-111943)
Bug Fix(es) and Enhancement(s):
- Update Go to version 1.26.10+1 [almalinux-8.10.z] (JIRA:AlmaLinux-287193)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
References
{
"affected": [
{
"package": {
"ecosystem": "AlmaLinux:8",
"name": "delve"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.26.1-1.module_el8.10.0+4307+6e4cbc60"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "AlmaLinux:8",
"name": "go-toolset"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.26.10-1.module_el8.10.0+4307+6e4cbc60"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "AlmaLinux:8",
"name": "golang"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.26.10-1.module_el8.10.0+4307+6e4cbc60"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "AlmaLinux:8",
"name": "golang-bin"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.26.10-1.module_el8.10.0+4307+6e4cbc60"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "AlmaLinux:8",
"name": "golang-docs"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.26.10-1.module_el8.10.0+4307+6e4cbc60"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "AlmaLinux:8",
"name": "golang-misc"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.26.10-1.module_el8.10.0+4307+6e4cbc60"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "AlmaLinux:8",
"name": "golang-race"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.26.10-1.module_el8.10.0+4307+6e4cbc60"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "AlmaLinux:8",
"name": "golang-src"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.26.10-1.module_el8.10.0+4307+6e4cbc60"
}
],
"type": "ECOSYSTEM"
}
]
},
{
"package": {
"ecosystem": "AlmaLinux:8",
"name": "golang-tests"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.26.10-1.module_el8.10.0+4307+6e4cbc60"
}
],
"type": "ECOSYSTEM"
}
]
}
],
"details": "Go Toolset provides the Go programming language tools and libraries. Go is alternatively known as golang. \n\nSecurity Fix(es): \n\n * net/[http:](http:) golang: golang: Denial of Service via crafted HTTP Range headers (CVE-2026-78667)\n * crypto/tls: golang: crypto/tls: Denial of Service via multiple ECH outer extension references (CVE-2026-97031)\n * net/[http:](http:) net/http/internal/http2: golang.org/x/net/http2: net/[http:](http:) Denial of Service via excessive HTTP/2 SETTINGS frames (CVE-2026-78669)\n * golang: crypto/x509: Go: crypto/x509: mitigation for security concerns with a specific Certificate Authority (CVE-2026-111943)\n\n\nBug Fix(es) and Enhancement(s): \n\n * Update Go to version 1.26.10+1 [almalinux-8.10.z] (JIRA:AlmaLinux-287193)\n\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n",
"id": "ALSA-2026:86203",
"modified": "2026-10-21T13:53:04Z",
"published": "2026-10-20T00:00:00Z",
"references": [
{
"type": "ADVISORY",
"url": "https://access.redhat.com/errata/RHSA-2026:86203"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-111943"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-78667"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-78669"
},
{
"type": "REPORT",
"url": "https://access.redhat.com/security/cve/CVE-2026-97031"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/2548334"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/2548336"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/2548344"
},
{
"type": "REPORT",
"url": "https://bugzilla.redhat.com/2556068"
},
{
"type": "ADVISORY",
"url": "https://errata.almalinux.org/8/ALSA-2026-86203.html"
}
],
"related": [
"CVE-2026-78667",
"CVE-2026-97031",
"CVE-2026-78669",
"CVE-2026-111943"
],
"summary": "Important: go-toolset:rhel8 security, bug fix, and enhancement update"
}
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Browse all ATT&CK techniques and the vulnerabilities related to each.
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