HighFix available
Red Hat Security Advisory: compat-libtiff3 security update
Type: advisorySources: OSV
- Products
- compat-libtiff3, compat-libtiff3-debuginfo, compat-libtiff3-debugsource
- Affected versions
- Not specified
- Fixed versions
- 0:3.9.4-13.el8_6.2
- CVEs
- CVE-2026-4775
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 28 Oct 2026, 12:31 UTC · Revision 1
Source evidence
Red Hat Security Advisory: compat-libtiff3 security update
core-osv · Original sourcePublished 26 May 2026, 10:07 UTC
Red Hat Security Advisory: compat-libtiff3 security update
osv:RHSA-2026:20591
compat-libtiff3
Fixed versions: 0:3.9.4-13.el8_6.2
compat-libtiff3-debuginfo
Fixed versions: 0:3.9.4-13.el8_6.2
compat-libtiff3-debugsource
Fixed versions: 0:3.9.4-13.el8_6.2
compat-libtiff3
Fixed versions: 0:3.9.4-13.el8_6.2
compat-libtiff3-debuginfo
Fixed versions: 0:3.9.4-13.el8_6.2
compat-libtiff3-debugsource
Fixed versions: 0:3.9.4-13.el8_6.2
compat-libtiff3
Fixed versions: 0:3.9.4-13.el8_6.2
compat-libtiff3-debuginfo
Fixed versions: 0:3.9.4-13.el8_6.2
compat-libtiff3-debugsource
Fixed versions: 0:3.9.4-13.el8_6.2
Complete source record
{
"id": "882e5894fb38df0da5ae8e8afbf123920ddb39a9fff228ffe7a418b932baaa34",
"url": "https://osv.dev/vulnerability/RHSA-2026%3A20591",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "Red Hat Security Advisory: compat-libtiff3 security update",
"summary": "Red Hat Security Advisory: compat-libtiff3 security update",
"evidence": "osv:RHSA-2026:20591",
"products": [
{
"name": {
"value": "compat-libtiff3",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.9.4-13.el8_6.2",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "compat-libtiff3-debuginfo",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.9.4-13.el8_6.2",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "compat-libtiff3-debugsource",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
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{
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"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "compat-libtiff3",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
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{
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"evidence": "/affected/3/ranges"
}
],
"affected_versions": []
},
{
"name": {
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"evidence": "/affected/4/package/name"
},
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{
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"evidence": "/affected/4/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "compat-libtiff3-debugsource",
"evidence": "/affected/5/package/name"
},
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{
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"evidence": "/affected/5/ranges"
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],
"affected_versions": []
},
{
"name": {
"value": "compat-libtiff3",
"evidence": "/affected/6/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
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"evidence": "/affected/6/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "compat-libtiff3-debuginfo",
"evidence": "/affected/7/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.9.4-13.el8_6.2",
"evidence": "/affected/7/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "compat-libtiff3-debugsource",
"evidence": "/affected/8/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.9.4-13.el8_6.2",
"evidence": "/affected/8/ranges"
}
],
"affected_versions": []
}
],
"severity": "high",
"structured": {
"id": "RHSA-2026:20591",
"aliases": [
"RHSA-2026:20591"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:3.9.4-13.el8_6.2"
}
]
}
],
"package": {
"name": "compat-libtiff3",
"purl": "pkg:rpm/redhat/compat-libtiff3",
"ecosystem": "Red Hat:rhel_aus:8.6::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:20591.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
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}
]
}
],
"package": {
"name": "compat-libtiff3-debuginfo",
"purl": "pkg:rpm/redhat/compat-libtiff3-debuginfo",
"ecosystem": "Red Hat:rhel_aus:8.6::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:20591.json"
}
},
{
"ranges": [
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"events": [
{
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{
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}
]
}
],
"package": {
"name": "compat-libtiff3-debugsource",
"purl": "pkg:rpm/redhat/compat-libtiff3-debugsource",
"ecosystem": "Red Hat:rhel_aus:8.6::appstream"
},
"database_specific": {
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}
},
{
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],
"package": {
"name": "compat-libtiff3",
"purl": "pkg:rpm/redhat/compat-libtiff3",
"ecosystem": "Red Hat:rhel_e4s:8.6::appstream"
},
"database_specific": {
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}
},
{
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},
{
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}
]
}
],
"package": {
"name": "compat-libtiff3-debuginfo",
"purl": "pkg:rpm/redhat/compat-libtiff3-debuginfo",
"ecosystem": "Red Hat:rhel_e4s:8.6::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:20591.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
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},
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}
]
}
],
"package": {
"name": "compat-libtiff3-debugsource",
"purl": "pkg:rpm/redhat/compat-libtiff3-debugsource",
"ecosystem": "Red Hat:rhel_e4s:8.6::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:20591.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
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}
]
}
],
"package": {
"name": "compat-libtiff3",
"purl": "pkg:rpm/redhat/compat-libtiff3",
"ecosystem": "Red Hat:rhel_tus:8.6::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:20591.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
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},
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}
]
}
],
"package": {
"name": "compat-libtiff3-debuginfo",
"purl": "pkg:rpm/redhat/compat-libtiff3-debuginfo",
"ecosystem": "Red Hat:rhel_tus:8.6::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:20591.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
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}
]
}
],
"package": {
"name": "compat-libtiff3-debugsource",
"purl": "pkg:rpm/redhat/compat-libtiff3-debugsource",
"ecosystem": "Red Hat:rhel_tus:8.6::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:20591.json"
}
}
],
"modified": "2026-10-09T10:21:52Z",
"provider": "osv",
"upstream": [
"CVE-2026-4775"
],
"references": [
"https://access.redhat.com/errata/RHSA-2026:20591",
"https://access.redhat.com/security/updates/classification/#important",
"https://bugzilla.redhat.com/show_bug.cgi?id=2450768",
"https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_20591.json",
"https://access.redhat.com/security/cve/CVE-2026-4775",
"https://www.cve.org/CVERecord?id=CVE-2026-4775",
"https://nvd.nist.gov/vuln/detail/CVE-2026-4775"
]
},
"related_cves": [
{
"value": "CVE-2026-4775",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 120562,
"published_at": "2026-05-26T10:07:42+00:00"
}