CVE-2022-50167
CSIRTS triage
- What
- The BPF subsystem can overflow a 32-bit value when accessing ARRAY map elements, potentially causing incorrect memory access.
- Who is affected
- Systems running Linux kernel with BPF enabled and using ARRAY map type.
- Urgency
- Medium priority; CVSS 5.5 and not yet exploited, but affects core in-kernel VM functionality.
- Action
- Apply kernel patch fixing 32-bit overflow check in BPF ARRAY map access logic.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.22% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 12% of all EPSS-scored CVEs.
Advisory coverage (1)
- mediumCVE-2022-50167: bpf: fix potential 32-bit overflow when accessing ARRAY map elementmsrc · 2026-08-06
External references
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