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THREAT OPS › Threat News › [NVD] CVE-2025-21825 (HIGH 7.8) — In the Linux kernel, the following vulnerability has been resolved: bpf: Cancel the running bpf_timer through kworker for PREEMPT_RT During the update procedure, when overwrite element in a pre-allocated htab, the freeing of old_element is protected by the bucket lock. The reas

[NVD] CVE-2025-21825 (HIGH 7.8) — In the Linux kernel, the following vulnerability has been resolved: bpf: Cancel the running bpf_timer through kworker for PREEMPT_RT During the update procedure, when overwrite element in a pre-allocated htab, the freeing of old_element is protected by the bucket lock. The reas

lownvdPublished 2025-03-06

CVE-2025-21825 CVSS: 7.8 HIGH Published: 2025-03-06T16:15:54.753

In the Linux kernel, the following vulnerability has been resolved:

bpf: Cancel the running bpf_timer through kworker for PREEMPT_RT

During the update procedure, when overwrite element in a pre-allocated htab, the freeing of old_element is protected by the bucket lock. The reason why the bucket lock is necessary is that the old_el

Indicators of compromise

Original source: https://nvd.nist.gov/vuln/detail/CVE-2025-21825