RHSA-2026:19540
Vulnerability Summary
Timeline
Description
Red Hat Security Advisory: kernel security update
CVSS Metrics
- v3.1•HIGH•Score: 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Systems
- redhat•kernel
< 0:6.12.0-211.8.el10nv
- redhat•kernel-64k
< 0:6.12.0-211.8.el10nv
- redhat•kernel-64k-core
< 0:6.12.0-211.8.el10nv
- redhat•kernel-64k-debug
< 0:6.12.0-211.8.el10nv
- redhat•kernel-64k-debug-core
< 0:6.12.0-211.8.el10nv
- redhat•kernel-64k-debug-debuginfo
< 0:6.12.0-211.8.el10nv
- redhat•kernel-64k-debug-modules
< 0:6.12.0-211.8.el10nv
- redhat•kernel-64k-debug-modules-core
< 0:6.12.0-211.8.el10nv
- redhat•kernel-64k-debug-modules-extra
< 0:6.12.0-211.8.el10nv
- redhat•kernel-64k-debuginfo
< 0:6.12.0-211.8.el10nv
- redhat•kernel-64k-modules
< 0:6.12.0-211.8.el10nv
- redhat•kernel-64k-modules-core
< 0:6.12.0-211.8.el10nv
- redhat•kernel-64k-modules-extra
< 0:6.12.0-211.8.el10nv
- redhat•kernel-abi-stablelists
< 0:6.12.0-211.8.el10nv
- redhat•kernel-core
< 0:6.12.0-211.8.el10nv
- redhat•kernel-debug
< 0:6.12.0-211.8.el10nv
- redhat•kernel-debug-core
< 0:6.12.0-211.8.el10nv
- redhat•kernel-debug-debuginfo
< 0:6.12.0-211.8.el10nv
- redhat•kernel-debug-devel
< 0:6.12.0-211.8.el10nv
- redhat•kernel-debug-devel-matched
< 0:6.12.0-211.8.el10nv
- redhat•kernel-debug-modules
< 0:6.12.0-211.8.el10nv
- redhat•kernel-debug-modules-core
< 0:6.12.0-211.8.el10nv
- redhat•kernel-debug-modules-extra
< 0:6.12.0-211.8.el10nv
- redhat•kernel-debuginfo
< 0:6.12.0-211.8.el10nv
- redhat•kernel-debuginfo-common-aarch64
< 0:6.12.0-211.8.el10nv
- redhat•kernel-devel
< 0:6.12.0-211.8.el10nv
- redhat•kernel-devel-matched
< 0:6.12.0-211.8.el10nv
- redhat•kernel-doc
< 0:6.12.0-211.8.el10nv
- redhat•kernel-modules
< 0:6.12.0-211.8.el10nv
- redhat•kernel-modules-core
< 0:6.12.0-211.8.el10nv
- redhat•kernel-modules-extra
< 0:6.12.0-211.8.el10nv
- redhat•kernel-modules-extra-matched
< 0:6.12.0-211.8.el10nv
- redhat•kernel-tools
< 0:6.12.0-211.8.el10nv
- redhat•kernel-tools-debuginfo
< 0:6.12.0-211.8.el10nv
- redhat•kernel-tools-libs
< 0:6.12.0-211.8.el10nv
- redhat•kernel-uki-virt
< 0:6.12.0-211.8.el10nv
- redhat•kernel-uki-virt-addons
< 0:6.12.0-211.8.el10nv
- redhat•libperf-debuginfo
< 0:6.12.0-211.8.el10nv
- redhat•perf
< 0:6.12.0-211.8.el10nv
- redhat•perf-debuginfo
< 0:6.12.0-211.8.el10nv
- redhat•python3-perf
< 0:6.12.0-211.8.el10nv
- redhat•python3-perf-debuginfo
< 0:6.12.0-211.8.el10nv
- redhat•rtla
< 0:6.12.0-211.8.el10nv
- redhat•rv
< 0:6.12.0-211.8.el10nv
References (15)
- https://access.redhat.com/errata/RHSA-2026:19540
- https://access.redhat.com/security/updates/classification/#important
- https://bugzilla.redhat.com/show_bug.cgi?id=2477015
- https://bugzilla.redhat.com/show_bug.cgi?id=2477802
- https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_19540.json
- https://access.redhat.com/security/cve/CVE-2026-46300
- https://access.redhat.com/security/vulnerabilities/RHSB-2026-003
- https://www.cve.org/CVERecord?id=CVE-2026-46300
- https://nvd.nist.gov/vuln/detail/CVE-2026-46300
- https://access.redhat.com/security/cve/CVE-2026-46333
- https://access.redhat.com/security/vulnerabilities/RHSB-2026-004
- https://www.cve.org/CVERecord?id=CVE-2026-46333
- https://nvd.nist.gov/vuln/detail/CVE-2026-46333
- https://github.com/torvalds/linux/commit/31e62c2ebbfdc3fe3dbdf5e02c92a9dc67087a3a
- https://blog.qualys.com/vulnerabilities-threat-research/2026/05/20/cve-2026-46333-local-root-privilege-escalation-and-credential-disclosure-in-the-linux-kernel-ptrace-path