Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2021-34556

In the Linux kernel through 5.13.7, an unprivileged BPF program can obtain sensitive information from kernel memory via a Speculative Store Bypass side-channel attack because the protection mechanism neglects the possibility of uninitialized memory locations on the BPF stack.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 0.2%
CVSS Severity
CVSS v3 Score 5.5
CVSS v2 Score 2.1
References
Products affected by CVE-2021-34556


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