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vulnerability cve 2023 53221

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    CVE-2023-53221: Linux eBPF fentry Trampoline Memory Leak and Availability Impact

    A subtle bug in the Linux kernel’s eBPF fentry attach path — tracked as CVE-2023-53221 — can leave behind allocated BPF trampoline images when an fentry attach fails, producing a persistent memory leak that, if abused at scale, can deny availability to services and systems; this behavior is...
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    • ebpf linux kernel memory leak vulnerability cve 2023 53221
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    • Forum: Security Alerts
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