Low [CVE-2026-45446] Incorrect Tag Processing for Empty Messages in AES-GCM-SIV and AES-SIV modes
This low-severity Red Hat Linux advisory covers CVE-2026-45446; related products: Red Hat Enterprise Linux 1, Red Hat Enterprise Linux 9, insights-proxy/insights-proxy-container-rhel9:1782890503.
Aggregated and source-linked by VulniPulse. Data sources, validation and limitations.
VulniPulse record published
Summary
Incorrect Tag Processing for Empty Messages in AES-GCM-SIV and AES-SIV modes. Red Hat rates this low (CVSS 3.7).
Weakness: CWE-347. Affected package(s): insights-proxy/insights-proxy-container-rhel9:1782890503, rhui5/haproxy-rhel9:1781525671, openssl, rhui5/installer-rhel9:1781525693, rhui5/cds-rhel9:1781525684, discovery/discovery-ui-rhel9:1782166952.
Resolved in Red Hat advisory RHSA-2026:29197 — update the affected packages (`sudo dnf update`).
Affected products named by the advisory: Red Hat Enterprise Linux 1; Red Hat Enterprise Linux 9.
Is CVE-2026-45446 exploited?
No exploitation is reported in the sources VulniPulse tracks: CVE-2026-45446 is not in the CISA KEV catalog (checked ) and this advisory does not report exploitation. That is not proof the vulnerability cannot be exploited.
How do I fix CVE-2026-45446?
Upgrade to a fixed release named by Red Hat:
- RHSA-2026:29197
Confirm against the vendor advisory before you patch.
- insights-proxy/insights-proxy-container-rhel9:1782890503
- rhui5/haproxy-rhel9:1781525671
- openssl-1:3.5.5-4.el10_2
- rhui5/installer-rhel9:1781525693
- openssl-1:3.5.5-4.el9_8
- rhui5/cds-rhel9:1781525684
- discovery/discovery-ui-rhel9:1782166952
- discovery/discovery-server-rhel9:1782159791
- rhui5/rhua-rhel9:1781525739
Official advisory · high-confidence parse· fetched 4 months ago·verify at source
- RHSA-2026:29197
Official advisory · high-confidence parse· fetched 4 months ago·verify at source
Mitigation checklist
- Update the affected package(s) to the fixed version shipped in RHSA-2026:29197 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 4 months ago·verify at source
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