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kernel: Local privilege escalation due to incorrect BPF JIT branch displacement computation

🗓️ 10 May 2022 13:58:00Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 4 Views

Local privilege escalation in the Linux kernel due to incorrect BPF JIT branch displacement, exploitable by a local user able to insert eBPF instructions.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8aarch64bpftool4.18.0-372.9.1.el8bpftool-4.18.0-372.9.1.el8.aarch64.rpm
Red Hat Enterprise Linux8ppc64lebpftool4.18.0-372.9.1.el8bpftool-4.18.0-372.9.1.el8.ppc64le.rpm
Red Hat Enterprise Linux8s390xbpftool4.18.0-372.9.1.el8bpftool-4.18.0-372.9.1.el8.s390x.rpm
Red Hat Enterprise Linux8x86_64bpftool4.18.0-372.9.1.el8bpftool-4.18.0-372.9.1.el8.x86_64.rpm
Red Hat Enterprise Linux8aarch64bpftool-debuginfo4.18.0-372.9.1.el8bpftool-debuginfo-4.18.0-372.9.1.el8.aarch64.rpm
Red Hat Enterprise Linux8ppc64lebpftool-debuginfo4.18.0-372.9.1.el8bpftool-debuginfo-4.18.0-372.9.1.el8.ppc64le.rpm
Red Hat Enterprise Linux8s390xbpftool-debuginfo4.18.0-372.9.1.el8bpftool-debuginfo-4.18.0-372.9.1.el8.s390x.rpm
Red Hat Enterprise Linux8x86_64bpftool-debuginfo4.18.0-372.9.1.el8bpftool-debuginfo-4.18.0-372.9.1.el8.x86_64.rpm
Red Hat Enterprise Linux8aarch64kernel4.18.0-372.9.1.el8kernel-4.18.0-372.9.1.el8.aarch64.rpm
Red Hat Enterprise Linux8ppc64lekernel4.18.0-372.9.1.el8kernel-4.18.0-372.9.1.el8.ppc64le.rpm
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