Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2025-21728

In the Linux kernel, the following vulnerability has been resolved: bpf: Send signals asynchronously if !preemptible BPF programs can execute in all kinds of contexts and when a program running in a non-preemptible context uses the bpf_send_signal() kfunc, it will cause issues because this kfunc can sleep. Change `irqs_disabled()` to `!preemptible()`.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 18.9%
CVSS Severity
CVSS v3 Score 5.5
Products affected by CVE-2025-21728


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