CVE-2026-53021In 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 ca…
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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.
- CVSS
- 5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Weakness (CWE)
- CWE-190
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Analyzed
- Record last updated
- Jul 15, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
linux linux_kernel linux:linux_kernel | from 3.10 before 5.10.258; from 5.11 before 5.15.209; from 5.16 before 6.1.175; from 6.2 before 6.6.141; from 6.7 before 6.12.91; from 6.13 before 6.18.33; from 6.19 before 7.0.10 | NVD |
References
- https://git.kernel.org/stable/c/02115986d027ade793e7f6be87e91d6a796d0aa3patch
- https://git.kernel.org/stable/c/2bf2d65f76697820dbc4227d13866293576dd90apatch
- https://git.kernel.org/stable/c/2e1ed9a7b6ea5bfefb5d80a02b1c71c7dee1f0ddpatch
- https://git.kernel.org/stable/c/3facdecc3fcf115cc4f9b3d8f118d6705e2456a8patch
- https://git.kernel.org/stable/c/51075df70c46e60a9773f2dcd28299e40dac36fbpatch
- https://git.kernel.org/stable/c/5efc3ef4758f8d98c257419fa21daca3227de61apatch
- https://git.kernel.org/stable/c/c08ab702c4699c6efb9d60bdb15b73e7a627ee7epatch
- https://git.kernel.org/stable/c/d7aef29573c7c5cdb2dfad939253287a6329c2a4patch
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.