SUSE CVE-2023-54173

In the Linux kernel, the following vulnerability has been resolved: bpf: Disable preemption in bpfeventoutput We received report 1 of kernel crash, which is caused by using nesting protection without disabled preemption. The bpfeventoutput can be called by programs executed by bpfprogrunarraycg...

EUVD-2023-60501

In the Linux kernel, the following vulnerability has been resolved: bpf: Disable preemption in bpfperfeventoutput The nesting protection in bpfperfeventoutput relies on disabled preemption, which is guaranteed for kprobes and tracepoints. However bpfperfeventoutput can be also called from uprobes...

CVE-2023-54173

In the Linux kernel, the following vulnerability has been resolved: bpf: Disable preemption in bpfeventoutput We received report 1 of kernel crash, which is caused by using nesting protection without disabled preemption. The bpfeventoutput can be called by programs executed by bpfprogrunarraycg...

UBUNTU-CVE-2023-54173

In the Linux kernel, the following vulnerability has been resolved: bpf: Disable preemption in bpfeventoutput We received report 1 of kernel crash, which is caused by using nesting protection without disabled preemption. The bpfeventoutput can be called by programs executed by bpfprogrunarraycg...

CVE-2023-54173

In the Linux kernel, the following vulnerability has been resolved: bpf: Disable preemption in bpfeventoutput We received report 1 of kernel crash, which is caused by using nesting protection without disabled preemption. The bpfeventoutput can be called by programs executed by bpfprogrunarraycg...

CVE-2023-54303

CVSS v3.1 Base: 7.8 HIGH, Local vector: AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. This entry documents a vulnerability in the Linux kernel where the preemption protection in bpf_perf_event_output is insufficient when invoked from the uprobes context via bpf_prog_run_array_sleepable . The operation can...

CVE-2023-54173

Technical details about CVE-2023-54173 are not present in the provided Connected documents. The documents discuss a Linux kernel BPF preemption issue but do not specify products, versions, or fixes. Monitor vendor advisories for updates and remediation.

CVE-2023-54173 bpf: Disable preemption in bpf_event_output

In the Linux kernel, the following vulnerability has been resolved: bpf: Disable preemption in bpfeventoutput We received report 1 of kernel crash, which is caused by using nesting protection without disabled preemption. The bpfeventoutput can be called by programs executed by bpfprogrunarraycg...

kernel: bpf: Disable preemption in bpf_event_output

A race condition was found in the BPF event output mechanism. When preemption is enabled during bpfeventoutput, two tasks can access the same perfsampledata buffer concurrently, leading to data corruption and kernel crashes...