CVE-2026-53615 util-linux - Data Tampering

util-linux < 2.41.4 contains a partition metadata integrity compromise caused by 32-bit addition overflow and missing bounds checks in parse_dos_extended(), letting local attackers cause false overlapping partition reports, exploit requires crafted DOS extended-partition disk image.

CVSS base score 8.0 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
View the NVD record ↗

Details

Type
Data Tampering
Impact
Data Tampering
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H
Published
14 October 2026
Updated
15 October 2026
Weakness
CWE-190

Vendor fix

Update to version 2.41.4 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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