CVE-2026-46243
CVE-2026-46243: 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 severityHigh7.8
High [CVE-2026-46243] Linux kernel: smb: client: reject userspace cifs.spnego descriptions
CVE-2026-46243Source published
Linux kernel: smb: client: reject userspace cifs.spnego descriptions. Red Hat rates this important (CVSS 7.8). Weakness: CWE-825. Affected package(s): kernel, kernel-rt, rhcos, kpatch-patch. Resolved in Red Hat advisory RHSA-2026:33219 — update the affected packages (`sudo dnf update`).
- Affected products in this advisory
- NVIDIA for RHEL 10
- Red Hat Enterprise Linux 10.0 Extended Update Support
- Red Hat Enterprise Linux 6 Extended Lifecycle Support - EXTENSION
- Red Hat Enterprise Linux 7 Extended Lifecycle Support
19 more entries in the full advisory.
- Source-reported affected versions
- kernel-0:4.18.0-305.194.1.el8_4
- kernel-0:4.18.0-553.129.1.el8_10
- kernel-0:2.6.32-754.61.1.el6
- kernel-rt-0:4.18.0-553.129.1.rt7.470.el8_10
8 more entries in the full advisory.
- Source-reported fixed versions
- RHSA-2026:33219
- Mitigation guidance
- Update the affected package(s) to the fixed version shipped in RHSA-2026:33219 (`sudo dnf update` / `yum update`).
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