VDB
RHSA-2026%3A2821
RHSA-2026%3A2821
PUBLISHED
CVSS 7.300000190734863 HIGH
Red Hat Security Advisory: kernel-rt security update
Risk Scores
CVSS 3.1
7.300000190734863
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Red Hat:enterprise_linux:8::realtime | kernel-rt-kvm | 0, 0 |
| Red Hat:enterprise_linux:8::realtime | kernel-rt-debug-modules-extra | 0, 0 |
| Red Hat:enterprise_linux:8::realtime | kernel-rt-debug-core | 0, 0 |
| Red Hat:enterprise_linux:8::nfv | kernel-rt-modules | 0, 0 |
| Red Hat:enterprise_linux:8::nfv | kernel-rt-debug-core | 0, 0 |
| Red Hat:enterprise_linux:8::nfv | kernel-rt-modules-extra | 0, 0 |
| Red Hat:enterprise_linux:8::nfv | kernel-rt-core | 0, 0 |
| Red Hat:enterprise_linux:8::realtime | kernel-rt-modules-extra | 0, 0 |
| Red Hat:enterprise_linux:8::nfv | kernel-rt-devel | 0, 0 |
| Red Hat:enterprise_linux:8::nfv | kernel-rt-kvm | 0, 0 |
| Red Hat:enterprise_linux:8::realtime | kernel-rt-debug-debuginfo | 0, 0 |
| Red Hat:enterprise_linux:8::nfv | kernel-rt-debug | 0, 0 |
| Red Hat:enterprise_linux:8::nfv | kernel-rt | 0, 0 |
| Red Hat:enterprise_linux:8::realtime | kernel-rt-debug | 0, 0 |
| Red Hat:enterprise_linux:8::nfv | kernel-rt-debug-modules | 0, 0 |
| Red Hat:enterprise_linux:8::realtime | kernel-rt-debug-kvm | 0, 0 |
| Red Hat:enterprise_linux:8::nfv | kernel-rt-debug-devel | 0, 0 |
| Red Hat:enterprise_linux:8::nfv | kernel-rt-debug-modules-extra | 0, 0 |
| Red Hat:enterprise_linux:8::realtime | kernel-rt-modules | 0, 0 |
| Red Hat:enterprise_linux:8::realtime | kernel-rt-debuginfo | 0, 0 |
…and 10 more
Timeline
- Feb 18, 2026 CVE Published
- Apr 23, 2026 CVE Updated
- May 1, 2026 Distribution Patch
- May 1, 2026 Distribution Patch
- May 1, 2026 Security Advisory
- May 1, 2026 Security Advisory
- May 1, 2026 Security Advisory
- May 1, 2026 Security Advisory
References
- https://access.redhat.com/errata/RHSA-2026:2821 advisory
- https://access.redhat.com/security/updates/classification/#moderate article
- https://bugzilla.redhat.com/show_bug.cgi?id=2414482 report
- https://bugzilla.redhat.com/show_bug.cgi?id=2419838 report
- https://bugzilla.redhat.com/show_bug.cgi?id=2419870 report
- https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_2821.json advisory
- https://access.redhat.com/security/cve/CVE-2023-53762 report
- https://www.cve.org/CVERecord?id=CVE-2023-53762 advisory
- https://nvd.nist.gov/vuln/detail/CVE-2023-53762 advisory
- https://lore.kernel.org/linux-cve-announce/2025120845-CVE-2023-53762-01bc@gregkh/T article
- https://access.redhat.com/security/cve/CVE-2025-40168 report
- https://www.cve.org/CVERecord?id=CVE-2025-40168 advisory
- https://nvd.nist.gov/vuln/detail/CVE-2025-40168 advisory
- https://lore.kernel.org/linux-cve-announce/2025111256-CVE-2025-40168-bdd5@gregkh/T article
- https://access.redhat.com/security/cve/CVE-2025-40304 report
- https://www.cve.org/CVERecord?id=CVE-2025-40304 advisory
- https://nvd.nist.gov/vuln/detail/CVE-2025-40304 advisory
- https://lore.kernel.org/linux-cve-announce/2025120820-CVE-2025-40304-47b3@gregkh/T article