scsi: target: core: Fix integer overflow in UNMAP bounds check (Linux Linux)

CVE-2026-53021
MEDIUM 5.5

At a glance

Source
NVD
EPSS
EPSS 0.12 % · percentile 2 ()
State
PUBLISHED
Published
Updated
Assigner
Linux
NVD status
Analyzed

Description

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.

Weaknesses (CWE)

  • CWE-190 — Integer Overflow or Wraparound

References

Scores

VersionScoreVectorScored by
CVSS 3.1MEDIUM 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HNVD · nvd@nist.gov (Primary)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Linux · Linuxaffected 86d7182985d25900929adce14fffd729cc8c6fb8 < c08ab702c4699c6efb9d60bdb15b73e7a627ee7e ; affected 86d7182985d25900929adce14fffd729cc8c6fb8 < 2e1ed9a7b6ea5bfefb5d80a02b1c71c7dee1f0dd ; affected 86d7182985d25900929adce14fffd729cc8c6fb8 < 5efc3ef4758f8d98c257419fa21daca3227de61a ; affected 86d7182985d25900929adce14fffd729cc8c6fb8 < d7aef29573c7c5cdb2dfad939253287a6329c2a4 ; affected 86d7182985d25900929adce14fffd729cc8c6fb8 < 3facdecc3fcf115cc4f9b3d8f118d6705e2456a8 ; affected 86d7182985d25900929adce14fffd729cc8c6fb8 < 51075df70c46e60a9773f2dcd28299e40dac36fb
Linux · Linuxaffected 3.10 ; unaffected 0 < 3.10 ; unaffected 5.10.258 ≤ 5.10.* ; unaffected 5.15.209 ≤ 5.15.* ; unaffected 6.1.175 ≤ 6.1.* ; unaffected 6.6.141 ≤ 6.6.*

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD