RHSA-2026:52649
Advisory lineage Upstream: 6 Downstream: 0
Published: 10 Aug 2026, 10:13
Last modified:18 Sept 2026, 10:11
Vulnerability Summary
Overall Risk (default)
medium
34/100 CVSS Score
8.4 HIGH
3.1 (osv_red_hat)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected
Timeline
10 Aug 2026, 10:13
Published
Vulnerability first disclosed
18 Sept 2026, 10:11
Last Modified
Vulnerability information updated
Description
Red Hat Security Advisory: kernel security update
CVSS Metrics
- v3.1•HIGH•Score: 8.4CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N
Affected Systems
- redhat•bpftool
< 0:4.18.0-477.158.1.el8_8
- redhat•bpftool-debuginfo
< 0:4.18.0-477.158.1.el8_8
- redhat•kernel
< 0:4.18.0-477.158.1.el8_8
- redhat•kernel-abi-stablelists
< 0:4.18.0-477.158.1.el8_8
- redhat•kernel-core
< 0:4.18.0-477.158.1.el8_8
- redhat•kernel-debug
< 0:4.18.0-477.158.1.el8_8
- redhat•kernel-debug-core
< 0:4.18.0-477.158.1.el8_8
- redhat•kernel-debug-debuginfo
< 0:4.18.0-477.158.1.el8_8
- redhat•kernel-debug-devel
< 0:4.18.0-477.158.1.el8_8
- redhat•kernel-debug-modules
< 0:4.18.0-477.158.1.el8_8
- redhat•kernel-debug-modules-extra
< 0:4.18.0-477.158.1.el8_8
- redhat•kernel-debuginfo
< 0:4.18.0-477.158.1.el8_8
- redhat•kernel-debuginfo-common-ppc64le
< 0:4.18.0-477.158.1.el8_8
- redhat•kernel-debuginfo-common-x86_64
< 0:4.18.0-477.158.1.el8_8
- redhat•kernel-devel
< 0:4.18.0-477.158.1.el8_8
- redhat•kernel-doc
< 0:4.18.0-477.158.1.el8_8
- redhat•kernel-modules
< 0:4.18.0-477.158.1.el8_8
- redhat•kernel-modules-extra
< 0:4.18.0-477.158.1.el8_8
- redhat•kernel-tools
< 0:4.18.0-477.158.1.el8_8
- redhat•kernel-tools-debuginfo
< 0:4.18.0-477.158.1.el8_8
- redhat•kernel-tools-libs
< 0:4.18.0-477.158.1.el8_8
- redhat•perf
< 0:4.18.0-477.158.1.el8_8
- redhat•perf-debuginfo
< 0:4.18.0-477.158.1.el8_8
- redhat•python3-perf
< 0:4.18.0-477.158.1.el8_8
- redhat•python3-perf-debuginfo
< 0:4.18.0-477.158.1.el8_8
References (33)
- https://access.redhat.com/errata/RHSA-2026:52649
- https://access.redhat.com/security/updates/classification/#important
- https://bugzilla.redhat.com/show_bug.cgi?id=2464092
- https://bugzilla.redhat.com/show_bug.cgi?id=2467015
- https://bugzilla.redhat.com/show_bug.cgi?id=2482025
- https://bugzilla.redhat.com/show_bug.cgi?id=2486958
- https://bugzilla.redhat.com/show_bug.cgi?id=2492094
- https://bugzilla.redhat.com/show_bug.cgi?id=2492277
- https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_52649.json
- https://access.redhat.com/security/cve/CVE-2025-10263
- https://www.cve.org/CVERecord?id=CVE-2025-10263
- https://nvd.nist.gov/vuln/detail/CVE-2025-10263
- https://developer.arm.com/documentation/112137
- https://access.redhat.com/security/cve/CVE-2026-31787
- https://www.cve.org/CVERecord?id=CVE-2026-31787
- https://nvd.nist.gov/vuln/detail/CVE-2026-31787
- https://lore.kernel.org/linux-cve-announce/2026043034-CVE-2026-31787-f6cc@gregkh/T
- https://access.redhat.com/security/cve/CVE-2026-43112
- https://www.cve.org/CVERecord?id=CVE-2026-43112
- https://nvd.nist.gov/vuln/detail/CVE-2026-43112
- https://lore.kernel.org/linux-cve-announce/2026050625-CVE-2026-43112-f37f@gregkh/T
- https://access.redhat.com/security/cve/CVE-2026-46054
- https://www.cve.org/CVERecord?id=CVE-2026-46054
- https://nvd.nist.gov/vuln/detail/CVE-2026-46054
- https://lore.kernel.org/linux-cve-announce/2026052754-CVE-2026-46054-b185@gregkh/T
- https://access.redhat.com/security/cve/CVE-2026-52923
- https://www.cve.org/CVERecord?id=CVE-2026-52923
- https://nvd.nist.gov/vuln/detail/CVE-2026-52923
- https://lore.kernel.org/linux-cve-announce/2026062431-CVE-2026-52923-35fb@gregkh/T
- https://access.redhat.com/security/cve/CVE-2026-53059
- https://www.cve.org/CVERecord?id=CVE-2026-53059
- https://nvd.nist.gov/vuln/detail/CVE-2026-53059
- https://lore.kernel.org/linux-cve-announce/2026062401-CVE-2026-53059-f32e@gregkh/T