Vulnerability in Linux

CVE-2023-53207

In the Linux kernel, the following vulnerability has been resolved: ublk: fail to recover device if queue setup is interrupted In ublk_ctrl_end_recovery(), if wait_for_completion_interruptible() is interrupted by signal, queues aren't setup successfully yet, so we have to fail UBLK_CMD_END_USER_RECOVERY, otherwise kernel oops can be triggered.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.002 (3.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 4th percentile — 3.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2023-53207: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

  • Linux — versions c732a852b419fa057b53657e2daaf9433940391c, 6.1, 0
  • Linux Kernel — versions 6.5

References

Frequently asked questions

What is CVE-2023-53207?
CVE-2023-53207 is a medium-severity vulnerability in Linux. CVSS score: 5.5/10. Published 2025-09-15.
How severe is CVE-2023-53207?
Medium severity. CVSS v3 base score is 5.5 out of 10.