Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2026-53188

In the Linux kernel, the following vulnerability has been resolved: RDMA/core: Validate the passed in fops for ib_get_ucaps() Sashiko pointed out it is not safe to rely only on the devt because char/block alias so if the user finds a block device with the same dev_t it can masquerade as a ucap cdev fd. Test the f_ops to only accept authentic cdevs.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 3.4%
CVSS Severity
CVSS v3 Score 8.8
Products affected by CVE-2026-53188


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