WID-SEC-W-2026-1169
Vulnerability from csaf_certbund - Published: 2026-04-19 22:00 - Updated: 2026-06-10 22:00Summary
Red Hat Enterprise Linux (giflib): Schwachstelle ermöglicht Codeausführung oder DoS
Severity
Mittel
Notes
Das BSI ist als Anbieter für die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch dafür verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgfältig im Einzelfall zu prüfen.
Produktbeschreibung: Red Hat Enterprise Linux (RHEL) ist eine populäre Linux-Distribution.
Angriff: Ein lokaler Angreifer kann eine Schwachstelle in der giflib Komponente in Red Hat Enterprise Linux ausnutzen, um den Speicher zu beschädigen, was möglicherweise zu einem Denial-of-Service-Zustand oder zur Ausführung von beliebigem Code führen kann.
Betroffene Betriebssysteme: - Linux
- Sonstiges
Affected products
Known affected
17 products
| Product | Identifier | Version | Remediation |
|---|---|---|---|
|
Red Hat Enterprise Linux
Red Hat / Enterprise Linux
|
cpe:/o:redhat:enterprise_linux:-
|
— | |
|
Red Hat Enterprise Linux 9
Red Hat / Enterprise Linux
|
cpe:/o:redhat:enterprise_linux:9
|
9 | |
|
Red Hat Enterprise Linux 8.6 Telecommunications Update Service
Red Hat / Enterprise Linux
|
cpe:/o:redhat:enterprise_linux:8.6_telecommunications_update_service
|
8.6 Telecommunications Update Service | |
|
Red Hat Enterprise Linux 8
Red Hat / Enterprise Linux
|
cpe:/o:redhat:enterprise_linux:8
|
8 | |
|
Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
Red Hat / Enterprise Linux
|
cpe:/o:redhat:enterprise_linux:8.6_advanced_mission_critical_update_support
|
8.6 Advanced Mission Critical Update Support | |
|
Red Hat Enterprise Linux 10
Red Hat / Enterprise Linux
|
cpe:/o:redhat:enterprise_linux:10
|
10 | |
|
Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions
Red Hat / Enterprise Linux
|
cpe:/o:redhat:enterprise_linux:8.6_update_services_for_sap_solutions
|
8.6 Update Services for SAP Solutions | |
|
Oracle Linux
Oracle
|
cpe:/o:oracle:linux:-
|
— | |
|
Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions
Red Hat / Enterprise Linux
|
cpe:/o:redhat:enterprise_linux:8.8_update_services_for_sap_solutions
|
8.8 Update Services for SAP Solutions | |
|
RESF Rocky Linux
RESF
|
cpe:/o:resf:rocky_linux:-
|
— | |
|
Red Hat Enterprise Linux 8.8 Telecommunications Update Service
Red Hat / Enterprise Linux
|
cpe:/o:redhat:enterprise_linux:8.8_telecommunications_update_service
|
8.8 Telecommunications Update Service | |
|
Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On
Red Hat / Enterprise Linux
|
cpe:/o:redhat:enterprise_linux:8.4_extended_update_support_long-life_add-on
|
8.4 Extended Update Support Long-Life Add-On | |
|
SUSE Linux
SUSE
|
cpe:/o:suse:suse_linux:-
|
— | |
|
Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
Red Hat / Enterprise Linux
|
cpe:/o:redhat:enterprise_linux:8.4_advanced_mission_critical_update_support
|
8.4 Advanced Mission Critical Update Support | |
|
Red Hat Enterprise Linux 7 Extended Lifecycle Support
Red Hat / Enterprise Linux
|
cpe:/o:redhat:enterprise_linux:7_extended_lifecycle_support
|
7 Extended Lifecycle Support | |
|
Red Hat Enterprise Linux 8.2 Advanced Update Support
Red Hat / Enterprise Linux
|
cpe:/o:redhat:enterprise_linux:8.2_advanced_update_support
|
8.2 Advanced Update Support | |
|
SUSE openSUSE
SUSE
|
cpe:/o:suse:opensuse:-
|
— |
References
28 references
{
"document": {
"aggregate_severity": {
"text": "mittel"
},
"category": "csaf_base",
"csaf_version": "2.0",
"distribution": {
"tlp": {
"label": "WHITE",
"url": "https://www.first.org/tlp/"
}
},
"lang": "de-DE",
"notes": [
{
"category": "legal_disclaimer",
"text": "Das BSI ist als Anbieter f\u00fcr die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch daf\u00fcr verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgf\u00e4ltig im Einzelfall zu pr\u00fcfen."
},
{
"category": "description",
"text": "Red Hat Enterprise Linux (RHEL) ist eine popul\u00e4re Linux-Distribution.",
"title": "Produktbeschreibung"
},
{
"category": "summary",
"text": "Ein lokaler Angreifer kann eine Schwachstelle in der giflib Komponente in Red Hat Enterprise Linux ausnutzen, um den Speicher zu besch\u00e4digen, was m\u00f6glicherweise zu einem Denial-of-Service-Zustand oder zur Ausf\u00fchrung von beliebigem Code f\u00fchren kann.",
"title": "Angriff"
},
{
"category": "general",
"text": "- Linux\n- Sonstiges",
"title": "Betroffene Betriebssysteme"
}
],
"publisher": {
"category": "other",
"contact_details": "csaf-provider@cert-bund.de",
"name": "Bundesamt f\u00fcr Sicherheit in der Informationstechnik",
"namespace": "https://www.bsi.bund.de"
},
"references": [
{
"category": "self",
"summary": "WID-SEC-W-2026-1169 - CSAF Version",
"url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-1169.json"
},
{
"category": "self",
"summary": "WID-SEC-2026-1169 - Portal Version",
"url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-1169"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2026:8858 vom 2026-04-19",
"url": "https://access.redhat.com/errata/RHSA-2026:8858"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2026:8859 vom 2026-04-19",
"url": "https://access.redhat.com/errata/RHSA-2026:8859"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2026:8861 vom 2026-04-19",
"url": "https://access.redhat.com/errata/RHSA-2026:8861"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2026:8883 vom 2026-04-19",
"url": "https://access.redhat.com/errata/RHSA-2026:8883"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2026:8884 vom 2026-04-19",
"url": "https://access.redhat.com/errata/RHSA-2026:8884"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2026:8885 vom 2026-04-19",
"url": "https://access.redhat.com/errata/RHSA-2026:8885"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2026:8886 vom 2026-04-19",
"url": "https://access.redhat.com/errata/RHSA-2026:8886"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2026:8887 vom 2026-04-19",
"url": "https://access.redhat.com/errata/RHSA-2026:8887"
},
{
"category": "external",
"summary": "Oracle Linux Security Advisory ELSA-2026-8861 vom 2026-04-21",
"url": "https://linux.oracle.com/errata/ELSA-2026-8861.html"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2026:9295 vom 2026-04-21",
"url": "https://access.redhat.com/errata/RHSA-2026:9295"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2026:9294 vom 2026-04-21",
"url": "https://access.redhat.com/errata/RHSA-2026:9294"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2026:9291 vom 2026-04-21",
"url": "https://access.redhat.com/errata/RHSA-2026:9291"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2026:9290 vom 2026-04-21",
"url": "https://access.redhat.com/errata/RHSA-2026:9290"
},
{
"category": "external",
"summary": "Rocky Linux Security Advisory RLSA-2026:8858 vom 2026-04-21",
"url": "https://errata.build.resf.org/RLSA-2026:8858"
},
{
"category": "external",
"summary": "Oracle Linux Security Advisory ELSA-2026-8858 vom 2026-04-21",
"url": "https://linux.oracle.com/errata/ELSA-2026-8858.html"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2026:9292 vom 2026-04-21",
"url": "https://access.redhat.com/errata/RHSA-2026:9292"
},
{
"category": "external",
"summary": "Oracle Linux Security Advisory ELSA-2026-8859 vom 2026-04-21",
"url": "https://linux.oracle.com/errata/ELSA-2026-8859.html"
},
{
"category": "external",
"summary": "Rocky Linux Security Advisory RLSA-2026:8859 vom 2026-04-21",
"url": "https://errata.build.resf.org/RLSA-2026:8859"
},
{
"category": "external",
"summary": "openSUSE Security Update OPENSUSE-SU-2026:20601-1 vom 2026-04-23",
"url": "https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/L37F5WSATYIVZ7H2D45NTENXA3MU5CSH/"
},
{
"category": "external",
"summary": "Rocky Linux Security Advisory RLSA-2026:8861 vom 2026-04-23",
"url": "https://errata.build.resf.org/RLSA-2026:8861"
},
{
"category": "external",
"summary": "SUSE Security Update SUSE-SU-2026:21368-1 vom 2026-04-28",
"url": "https://lists.suse.com/pipermail/sle-security-updates/2026-April/025738.html"
},
{
"category": "external",
"summary": "Oracle Linux Security Advisory ELSA-2026-8883 vom 2026-05-16",
"url": "https://linux.oracle.com/errata/ELSA-2026-8883.html"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2026:19154 vom 2026-05-20",
"url": "https://access.redhat.com/errata/RHSA-2026:19154"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2026:19367 vom 2026-05-19",
"url": "https://access.redhat.com/errata/RHSA-2026:19367"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2026:19724 vom 2026-05-21",
"url": "https://access.redhat.com/errata/RHSA-2026:19724"
},
{
"category": "external",
"summary": "Red Hat Security Advisory RHSA-2026:25096 vom 2026-06-10",
"url": "https://access.redhat.com/errata/RHSA-2026:25096"
}
],
"source_lang": "en-US",
"title": "Red Hat Enterprise Linux (giflib): Schwachstelle erm\u00f6glicht Codeausf\u00fchrung oder DoS",
"tracking": {
"current_release_date": "2026-06-10T22:00:00.000+00:00",
"generator": {
"date": "2026-06-11T10:26:00.488+00:00",
"engine": {
"name": "BSI-WID",
"version": "1.6.0"
}
},
"id": "WID-SEC-W-2026-1169",
"initial_release_date": "2026-04-19T22:00:00.000+00:00",
"revision_history": [
{
"date": "2026-04-19T22:00:00.000+00:00",
"number": "1",
"summary": "Initiale Fassung"
},
{
"date": "2026-04-20T22:00:00.000+00:00",
"number": "2",
"summary": "Neue Updates von Oracle Linux aufgenommen"
},
{
"date": "2026-04-21T22:00:00.000+00:00",
"number": "3",
"summary": "Neue Updates von Red Hat, Rocky Enterprise Software Foundation und Oracle Linux aufgenommen"
},
{
"date": "2026-04-22T22:00:00.000+00:00",
"number": "4",
"summary": "Neue Updates von openSUSE aufgenommen"
},
{
"date": "2026-04-23T22:00:00.000+00:00",
"number": "5",
"summary": "Neue Updates von Rocky Enterprise Software Foundation aufgenommen"
},
{
"date": "2026-04-28T22:00:00.000+00:00",
"number": "6",
"summary": "Neue Updates von SUSE aufgenommen"
},
{
"date": "2026-05-17T22:00:00.000+00:00",
"number": "7",
"summary": "Neue Updates von Oracle Linux aufgenommen"
},
{
"date": "2026-05-19T22:00:00.000+00:00",
"number": "8",
"summary": "Neue Updates von Red Hat aufgenommen"
},
{
"date": "2026-05-20T22:00:00.000+00:00",
"number": "9",
"summary": "Neue Updates von Red Hat aufgenommen"
},
{
"date": "2026-06-10T22:00:00.000+00:00",
"number": "10",
"summary": "Neue Updates von Red Hat aufgenommen"
}
],
"status": "final",
"version": "10"
}
},
"product_tree": {
"branches": [
{
"branches": [
{
"category": "product_name",
"name": "Oracle Linux",
"product": {
"name": "Oracle Linux",
"product_id": "T004914",
"product_identification_helper": {
"cpe": "cpe:/o:oracle:linux:-"
}
}
}
],
"category": "vendor",
"name": "Oracle"
},
{
"branches": [
{
"category": "product_name",
"name": "RESF Rocky Linux",
"product": {
"name": "RESF Rocky Linux",
"product_id": "T032255",
"product_identification_helper": {
"cpe": "cpe:/o:resf:rocky_linux:-"
}
}
}
],
"category": "vendor",
"name": "RESF"
},
{
"branches": [
{
"branches": [
{
"category": "product_name",
"name": "Red Hat Enterprise Linux",
"product": {
"name": "Red Hat Enterprise Linux",
"product_id": "67646",
"product_identification_helper": {
"cpe": "cpe:/o:redhat:enterprise_linux:-"
}
}
},
{
"category": "product_version",
"name": "10",
"product": {
"name": "Red Hat Enterprise Linux 10",
"product_id": "T052963",
"product_identification_helper": {
"cpe": "cpe:/o:redhat:enterprise_linux:10"
}
}
},
{
"category": "product_version",
"name": "9",
"product": {
"name": "Red Hat Enterprise Linux 9",
"product_id": "T052964",
"product_identification_helper": {
"cpe": "cpe:/o:redhat:enterprise_linux:9"
}
}
},
{
"category": "product_version",
"name": "8",
"product": {
"name": "Red Hat Enterprise Linux 8",
"product_id": "T052965",
"product_identification_helper": {
"cpe": "cpe:/o:redhat:enterprise_linux:8"
}
}
},
{
"category": "product_version",
"name": "7 Extended Lifecycle Support",
"product": {
"name": "Red Hat Enterprise Linux 7 Extended Lifecycle Support",
"product_id": "T052966",
"product_identification_helper": {
"cpe": "cpe:/o:redhat:enterprise_linux:7_extended_lifecycle_support"
}
}
},
{
"category": "product_version",
"name": "8.2 Advanced Update Support",
"product": {
"name": "Red Hat Enterprise Linux 8.2 Advanced Update Support",
"product_id": "T052967",
"product_identification_helper": {
"cpe": "cpe:/o:redhat:enterprise_linux:8.2_advanced_update_support"
}
}
},
{
"category": "product_version",
"name": "8.4 Advanced Mission Critical Update Support",
"product": {
"name": "Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support",
"product_id": "T052968",
"product_identification_helper": {
"cpe": "cpe:/o:redhat:enterprise_linux:8.4_advanced_mission_critical_update_support"
}
}
},
{
"category": "product_version",
"name": "8.4 Extended Update Support Long-Life Add-On",
"product": {
"name": "Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On",
"product_id": "T052970",
"product_identification_helper": {
"cpe": "cpe:/o:redhat:enterprise_linux:8.4_extended_update_support_long-life_add-on"
}
}
},
{
"category": "product_version",
"name": "8.8 Update Services for SAP Solutions",
"product": {
"name": "Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions",
"product_id": "T052971",
"product_identification_helper": {
"cpe": "cpe:/o:redhat:enterprise_linux:8.8_update_services_for_sap_solutions"
}
}
},
{
"category": "product_version",
"name": "8.8 Telecommunications Update Service",
"product": {
"name": "Red Hat Enterprise Linux 8.8 Telecommunications Update Service",
"product_id": "T052972",
"product_identification_helper": {
"cpe": "cpe:/o:redhat:enterprise_linux:8.8_telecommunications_update_service"
}
}
},
{
"category": "product_version",
"name": "8.6 Advanced Mission Critical Update Support",
"product": {
"name": "Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support",
"product_id": "T052973",
"product_identification_helper": {
"cpe": "cpe:/o:redhat:enterprise_linux:8.6_advanced_mission_critical_update_support"
}
}
},
{
"category": "product_version",
"name": "8.6 Update Services for SAP Solutions",
"product": {
"name": "Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions",
"product_id": "T052974",
"product_identification_helper": {
"cpe": "cpe:/o:redhat:enterprise_linux:8.6_update_services_for_sap_solutions"
}
}
},
{
"category": "product_version",
"name": "8.6 Telecommunications Update Service",
"product": {
"name": "Red Hat Enterprise Linux 8.6 Telecommunications Update Service",
"product_id": "T052975",
"product_identification_helper": {
"cpe": "cpe:/o:redhat:enterprise_linux:8.6_telecommunications_update_service"
}
}
}
],
"category": "product_name",
"name": "Enterprise Linux"
}
],
"category": "vendor",
"name": "Red Hat"
},
{
"branches": [
{
"category": "product_name",
"name": "SUSE Linux",
"product": {
"name": "SUSE Linux",
"product_id": "T002207",
"product_identification_helper": {
"cpe": "cpe:/o:suse:suse_linux:-"
}
}
},
{
"category": "product_name",
"name": "SUSE openSUSE",
"product": {
"name": "SUSE openSUSE",
"product_id": "T027843",
"product_identification_helper": {
"cpe": "cpe:/o:suse:opensuse:-"
}
}
}
],
"category": "vendor",
"name": "SUSE"
}
]
},
"vulnerabilities": [
{
"cve": "CVE-2026-23868",
"product_status": {
"known_affected": [
"67646",
"T052964",
"T052975",
"T052965",
"T052973",
"T052963",
"T052974",
"T004914",
"T052971",
"T032255",
"T052972",
"T052970",
"T002207",
"T052968",
"T052966",
"T052967",
"T027843"
]
},
"release_date": "2026-04-19T22:00:00.000+00:00",
"title": "CVE-2026-23868"
}
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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