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Severity
High
Analysis Summary
CVE-2022-23222
Linux Kernel could allow a local authenticated attacker to gain elevated privileges on the system, caused by improper input validation by the bpf verifier in kernel/bpf/verifier.c. By executing a specially-crafted eBPF program with certain *_OR_NULL pointer types, an authenticated attacker could exploit this vulnerability to gain elevated privileges and execute code in the context of the kernel.
Impact
- Privilege Escalation
Affected Vendors
Linux
Affected Products
- Linux Kernel 5.8.0
- Linux Kernel 5.9
- Linux Kernel 5.10
- Linux Kernel 5.11
Remediation
Refer to Linux Kernel Advisory for patch, upgrade, or suggested workaround information.