VDB
RHSA-2026%3A0443
RHSA-2026%3A0443
PUBLISHED
CVSS 7.5 HIGH
Red Hat Security Advisory: kernel-rt security update
Risk Scores
CVSS 3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Red Hat:enterprise_linux:8::realtime | kernel-rt-debug-kvm | 0, 0 |
| Red Hat:enterprise_linux:8::realtime | kernel-rt-devel | 0, 0 |
| Red Hat:enterprise_linux:8::realtime | kernel-rt-core | 0, 0 |
| Red Hat:enterprise_linux:8::nfv | kernel-rt-debug-core | 0, 0 |
| Red Hat:enterprise_linux:8::nfv | kernel-rt-debug-debuginfo | 0, 0 |
| Red Hat:enterprise_linux:8::nfv | kernel-rt-debuginfo | 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::nfv | kernel-rt-modules | 0, 0 |
| Red Hat:enterprise_linux:8::nfv | kernel-rt | 0, 0 |
| Red Hat:enterprise_linux:8::realtime | kernel-rt-debug-modules | 0, 0 |
| Red Hat:enterprise_linux:8::nfv | kernel-rt-core | 0, 0 |
| Red Hat:enterprise_linux:8::nfv | kernel-rt-modules-extra | 0, 0 |
| Red Hat:enterprise_linux:8::nfv | kernel-rt-debug | 0, 0 |
| Red Hat:enterprise_linux:8::realtime | kernel-rt | 0, 0 |
| Red Hat:enterprise_linux:8::realtime | kernel-rt-debuginfo-common-x86_64 | 0, 0 |
| Red Hat:enterprise_linux:8::realtime | kernel-rt-modules-extra | 0, 0 |
| Red Hat:enterprise_linux:8::nfv | kernel-rt-debug-modules | 0, 0 |
| Red Hat:enterprise_linux:8::nfv | kernel-rt-debug-devel | 0, 0 |
| Red Hat:enterprise_linux:8::nfv | kernel-rt-debuginfo-common-x86_64 | 0, 0 |
…and 10 more
Timeline
- Jan 14, 2026 CVE Published
- 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
- May 8, 2026 CVE Updated
References
- https://access.redhat.com/errata/RHSA-2026:0443 advisory
- https://access.redhat.com/security/updates/classification/#important article
- https://bugzilla.redhat.com/show_bug.cgi?id=2404121 report
- https://bugzilla.redhat.com/show_bug.cgi?id=2418832 report
- https://bugzilla.redhat.com/show_bug.cgi?id=2422801 report
- https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_0443.json advisory
- https://access.redhat.com/security/cve/CVE-2025-39993 report
- https://www.cve.org/CVERecord?id=CVE-2025-39993 advisory
- https://nvd.nist.gov/vuln/detail/CVE-2025-39993 advisory
- https://lore.kernel.org/linux-cve-announce/2025101527-CVE-2025-39993-caef@gregkh/T article
- https://access.redhat.com/security/cve/CVE-2025-40240 report
- https://www.cve.org/CVERecord?id=CVE-2025-40240 advisory
- https://nvd.nist.gov/vuln/detail/CVE-2025-40240 advisory
- https://lore.kernel.org/linux-cve-announce/2025120403-CVE-2025-40240-745a@gregkh/T article
- https://access.redhat.com/security/cve/CVE-2025-68285 report
- https://www.cve.org/CVERecord?id=CVE-2025-68285 advisory
- https://nvd.nist.gov/vuln/detail/CVE-2025-68285 advisory
- https://lore.kernel.org/linux-cve-announce/2025121638-CVE-2025-68285-8339@gregkh/T article