cvedb.io
CVE-2026-45962
MEDIUM · CVSS 5.5
EPSS exploitation probability: 0%
Published 2026-05-27T14:17:12.917 · Last modified 2026-06-17T10:52:48.343

Summary

In the Linux kernel, the following vulnerability has been resolved: ublk: Validate SQE128 flag before accessing the cmd ublk_ctrl_cmd_dump() accesses (header *)sqe->cmd before IO_URING_F_SQE128 flag check. This could cause out of boundary memory access. Move the SQE128 flag check earlier in ublk_ctrl_uring_cmd() to return -EINVAL immediately if the flag is not set.

Affected products

linux — linux_kernel

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.