CVE-2023-53508
ublk: fail to start device if queue setup is interrupted
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: ublk: fail to start device if queue setup is interrupted In ublk_ctrl_start_dev(), if wait_for_completion_interruptible() is interrupted by signal, queues aren't setup successfully yet, so we have to fail UBLK_CMD_START_DEV, otherwise kernel oops can be triggered. Reported by German when working on qemu-storage-deamon which requires single thread ublk daemon.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Oct 1, 2025 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
71f28f3136aff5890cd56de78abc673f8393cad9 < 0d5916c439574b18a0734872daa0022b3d6105ad 71f28f3136aff5890cd56de78abc673f8393cad9 < 6ab3e7d424cd413d7a5e976c8a30b4ffa84a65dd 71f28f3136aff5890cd56de78abc673f8393cad9 < 53e7d08f6d6e214c40db1f51291bb2975c789dc2
Linux / Linux
6.0