CVE-2026-34000
CVE-2026-34000: 1 tracked advisory record across Red Hat. Compare vendor sources and published fix guidance.
Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.
Vendor advisory comparison
Red Hat
1 advisory- Advisory severityMedium6.1
Medium [CVE-2026-34000] X.Org X server: Information disclosure and denial of service via out-of-bounds read in XKB geometry processing.
CVE-2026-34000Source published
X.Org X server: Information disclosure and denial of service via out-of-bounds read in XKB geometry processing.. Red Hat rates this moderate (CVSS 6.1). Weakness: CWE-125. Affected package(s): tigervnc, xorg-x11-server-Xwayland, xorg-x11-server. Resolved in Red Hat advisory RHSA-2026:24341 — update the affected packages (`sudo dnf update`).
- Related products — impact not confirmed
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
- Red Hat Enterprise Linux 1
- Red Hat Enterprise Linux 6
3 more entries in the full advisory.
- Source-reported affected versions
- tigervnc-0:1.11.0-8.el8_4.15
- xorg-x11-server-Xwayland-0:21.1.3-10.el9_2
- tigervnc-0:1.14.1-10.el9_6
- xorg-x11-server-Xwayland-0:21.1.3-2.el8_6.6
8 more entries in the full advisory.
- Source-reported fixed versions
- RHSA-2026:24341
- Mitigation guidance
- Update the affected package(s) to the fixed version shipped in RHSA-2026:24341 (`sudo dnf update` / `yum update`).
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