CVE-2026-41988
uuid: uuid: Unexpected data writes when using external output buffers with specific UUID versions
Severity
LowRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · April 23, 2026
Updated · October 27, 2026
Description
A flaw was found in uuid. When external output buffers are used with UUID versions 3, 5, or 6, an attacker with local access may be able to cause unexpected data writes. This vulnerability could lead to low impact data integrity issues. UUID version 4 is not affected.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 2.8CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:L/A:N
CWE-787 · Out-of-bounds Write