NVD Vulnerability Detail
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CVE-2026-53021
Summary

In the Linux kernel, the following vulnerability has been resolved:

scsi: target: core: Fix integer overflow in UNMAP bounds check

sbc_execute_unmap() checks LBA + range does not exceed the device capacity,
but does not guard against LBA + range wrapping around on 64-bit overflow.

Add an overflow check matching the pattern already used for WRITE_SAME in
the same file.

Publication Date June 25, 2026, 2:17 a.m.
Registration Date June 27, 2026, 4:20 a.m.
Last Update June 25, 2026, 2:17 a.m.
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