Resource exhaustion in Ibm Aix
CVE-2026-0992
A flaw was found in the libxml2 library. This uncontrolled resource consumption vulnerability occurs when processing XML catalogs that contain repeated <nextCatalog> elements pointing to the same downstream catalog. A remote attacker can e…
Vulnerability class: DoS (Denial of Service)
EPSS: 0.003 (21.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 2.9 (Low). Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L.
Affected products
- Ibm Aix — versions 7.3.4
- Ibm Vios — versions 4.1.2.0
- Xmlsoft Libxml2
- Red Hat Enterprise Linux 10
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
- Red Hat Hardened Images — versions 2.15.2-0.3.hum1
- Red Hat Jboss Core Services
Weakness classification (CWE)
References
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- secalert@redhat.com (x_refsource_REDHAT, Third Party Advisory, vdb-entry)
- secalert@redhat.com (x_refsource_REDHAT, issue-tracking, Third Party Advisory, Issue Tracking)
- secalert@redhat.com (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2026-0992?
- CVE-2026-0992 is a low-severity vulnerability in Ibm Aix, classified under Uncontrolled Resource Consumption. CVSS score: 2.9/10. Published 2026-01-15.
- How severe is CVE-2026-0992?
- Low severity. CVSS v3 base score is 2.9 out of 10.