CVE-2022-48939

In the Linux kernel, the following vulnerability has been resolved: bpf: Add schedule points in batch ops syzbot reported various soft lockups caused by bpf batch operations. INFO: task kworker/1:1:27 blocked for more than 140 seconds. INFO: task hung in rcubarrier Nothing prevents batch ops to...

CVE-2022-48939

In the Linux kernel, the following vulnerability has been resolved: bpf: Add schedule points in batch ops syzbot reported various soft lockups caused by bpf batch operations. INFO: task kworker/1:1:27 blocked for more than 140 seconds. INFO: task hung in rcubarrier Nothing prevents batch ops to...

CVE-2022-48939

CVE-2022-48939 refers to a Linux kernel issue where the BPF subsystem’s batch operations could cause soft lockups due to missing schedule points. The fix adds scheduling points in batch paths to prevent long hangs (e.g., kworker/1:1:27 blocked and hung RCUs). The root cause is that batch processi...

CVE-2022-48939 bpf: Add schedule points in batch ops

In the Linux kernel, the following vulnerability has been resolved: bpf: Add schedule points in batch ops syzbot reported various soft lockups caused by bpf batch operations. INFO: task kworker/1:1:27 blocked for more than 140 seconds. INFO: task hung in rcubarrier Nothing prevents batch ops to...

CVE-2022-48939

In the Linux kernel, the following vulnerability has been resolved: bpf: Add schedule points in batch ops syzbot reported various soft lockups caused by bpf batch operations. INFO: task kworker/1:1:27 blocked for more than 140 seconds. INFO: task hung in rcubarrier Nothing prevents batch ops to...