UnratedFix available
Fix CVE(s): CVE-2026-25646
Type: advisorySources: OSV
* SECURITY UPDATE: enforce fixed libpng at runtime for CVE-2026-25646 - debian/control: pin openjdk-8-jre Depends on libpng16-16 (>= 1.6.37-2+tuxcare.els2); libsplashscreen dynamically links the system libpng, so the ELS libpng1.6 rebuild carrying the png_set_quantize heap-overflow fix must be present at install time - CVE-2026-25646 * Ref: ELSCVE-134720
- Products
- openjdk-8-demo, openjdk-8-doc, openjdk-8-jdk, openjdk-8-jdk-headless, openjdk-8-jre, openjdk-8-jre-headless, openjdk-8-jre-zero, openjdk-8-source
- Affected versions
- Not specified
- Fixed versions
- 8u492-ga~us2-0ubuntu1~20.04+tuxcare.els2
- CVEs
- CVE-2026-25646
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 11:44 UTC · Revision 1
Source evidence
* SECURITY UPDATE: enforce fixed libpng at runtime for CVE-2026-25646 - debian/control: pin openjdk-8-jre Depends on libpng16-16 (>= 1.6.37-2+tuxcare.els2); libsplashscreen dynamically links the system libpng, so the ELS libpng1.6 rebuild carrying the png_set_quantize heap-overflow fix must be present at install time - CVE-2026-25646 * Ref: ELSCVE-134720
osv:CLSA-2026-1784715933
openjdk-8-demo
Fixed versions: 8u492-ga~us2-0ubuntu1~20.04+tuxcare.els2
openjdk-8-doc
Fixed versions: 8u492-ga~us2-0ubuntu1~20.04+tuxcare.els2
openjdk-8-jdk
Fixed versions: 8u492-ga~us2-0ubuntu1~20.04+tuxcare.els2
openjdk-8-jdk-headless
Fixed versions: 8u492-ga~us2-0ubuntu1~20.04+tuxcare.els2
openjdk-8-jre
Fixed versions: 8u492-ga~us2-0ubuntu1~20.04+tuxcare.els2
openjdk-8-jre-headless
Fixed versions: 8u492-ga~us2-0ubuntu1~20.04+tuxcare.els2
openjdk-8-jre-zero
Fixed versions: 8u492-ga~us2-0ubuntu1~20.04+tuxcare.els2
openjdk-8-source
Fixed versions: 8u492-ga~us2-0ubuntu1~20.04+tuxcare.els2
Complete source record
{
"id": "49ed580612f0a8fc43d03f378e4579651878adab2f172295b1d8d5c41eb4f1a8",
"url": "https://osv.dev/vulnerability/CLSA-2026-1784715933",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "Fix CVE(s): CVE-2026-25646",
"summary": "* SECURITY UPDATE: enforce fixed libpng at runtime for CVE-2026-25646 - debian/control: pin openjdk-8-jre Depends on libpng16-16 (>= 1.6.37-2+tuxcare.els2); libsplashscreen dynamically links the system libpng, so the ELS libpng1.6 rebuild carrying the png_set_quantize heap-overflow fix must be present at install time - CVE-2026-25646 * Ref: ELSCVE-134720",
"evidence": "osv:CLSA-2026-1784715933",
"products": [
{
"name": {
"value": "openjdk-8-demo",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "8u492-ga~us2-0ubuntu1~20.04+tuxcare.els2",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "openjdk-8-doc",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "8u492-ga~us2-0ubuntu1~20.04+tuxcare.els2",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "openjdk-8-jdk",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "8u492-ga~us2-0ubuntu1~20.04+tuxcare.els2",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "openjdk-8-jdk-headless",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "8u492-ga~us2-0ubuntu1~20.04+tuxcare.els2",
"evidence": "/affected/3/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "openjdk-8-jre",
"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "8u492-ga~us2-0ubuntu1~20.04+tuxcare.els2",
"evidence": "/affected/4/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "openjdk-8-jre-headless",
"evidence": "/affected/5/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "8u492-ga~us2-0ubuntu1~20.04+tuxcare.els2",
"evidence": "/affected/5/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "openjdk-8-jre-zero",
"evidence": "/affected/6/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "8u492-ga~us2-0ubuntu1~20.04+tuxcare.els2",
"evidence": "/affected/6/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "openjdk-8-source",
"evidence": "/affected/7/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "8u492-ga~us2-0ubuntu1~20.04+tuxcare.els2",
"evidence": "/affected/7/ranges"
}
],
"affected_versions": []
}
],
"severity": "unknown",
"structured": {
"id": "CLSA-2026-1784715933",
"aliases": [
"CLSA-2026-1784715933"
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "8u492-ga~us2-0ubuntu1~20.04+tuxcare.els2"
}
]
}
],
"package": {
"name": "openjdk-8-demo",
"purl": "pkg:deb/tuxcare/openjdk-8-demo?distro=ubuntu-20.04",
"ecosystem": "TuxCare:Ubuntu:20.04"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1784715933.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "8u492-ga~us2-0ubuntu1~20.04+tuxcare.els2"
}
]
}
],
"package": {
"name": "openjdk-8-doc",
"purl": "pkg:deb/tuxcare/openjdk-8-doc?distro=ubuntu-20.04",
"ecosystem": "TuxCare:Ubuntu:20.04"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1784715933.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "8u492-ga~us2-0ubuntu1~20.04+tuxcare.els2"
}
]
}
],
"package": {
"name": "openjdk-8-jdk",
"purl": "pkg:deb/tuxcare/openjdk-8-jdk?distro=ubuntu-20.04",
"ecosystem": "TuxCare:Ubuntu:20.04"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1784715933.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "8u492-ga~us2-0ubuntu1~20.04+tuxcare.els2"
}
]
}
],
"package": {
"name": "openjdk-8-jdk-headless",
"purl": "pkg:deb/tuxcare/openjdk-8-jdk-headless?distro=ubuntu-20.04",
"ecosystem": "TuxCare:Ubuntu:20.04"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1784715933.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "8u492-ga~us2-0ubuntu1~20.04+tuxcare.els2"
}
]
}
],
"package": {
"name": "openjdk-8-jre",
"purl": "pkg:deb/tuxcare/openjdk-8-jre?distro=ubuntu-20.04",
"ecosystem": "TuxCare:Ubuntu:20.04"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1784715933.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "8u492-ga~us2-0ubuntu1~20.04+tuxcare.els2"
}
]
}
],
"package": {
"name": "openjdk-8-jre-headless",
"purl": "pkg:deb/tuxcare/openjdk-8-jre-headless?distro=ubuntu-20.04",
"ecosystem": "TuxCare:Ubuntu:20.04"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1784715933.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "8u492-ga~us2-0ubuntu1~20.04+tuxcare.els2"
}
]
}
],
"package": {
"name": "openjdk-8-jre-zero",
"purl": "pkg:deb/tuxcare/openjdk-8-jre-zero?distro=ubuntu-20.04",
"ecosystem": "TuxCare:Ubuntu:20.04"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1784715933.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "8u492-ga~us2-0ubuntu1~20.04+tuxcare.els2"
}
]
}
],
"package": {
"name": "openjdk-8-source",
"purl": "pkg:deb/tuxcare/openjdk-8-source?distro=ubuntu-20.04",
"ecosystem": "TuxCare:Ubuntu:20.04"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1784715933.json"
}
}
],
"modified": "2026-10-26T09:32:05.537890384Z",
"provider": "osv",
"upstream": [
"CVE-2026-25646"
],
"references": [
"https://errata.tuxcare.com/els_os/ubuntu20.04els/CLSA-2026-1784715933.html",
"https://nvd.nist.gov/vuln/detail/CVE-2026-25646"
]
},
"related_cves": [
{
"value": "CVE-2026-25646",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 449697,
"published_at": "2026-07-22T10:25:59+00:00"
}