CVE-2024-41027
kernel: Fix userfaultfd_api to return EINVAL as expected
Severity
LowRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · July 29, 2024
Updated · February 2, 2026
Description
A vulnerability was found in the Linux kernel in the userfaultfd_api() function where improper error handling means that if a user requests a feature that is not supported by the kernel config it will fail silently and return all available features, a behavior which differs with what the man pages indicates should be done (return an EINVAL).
Statement
Red Hat Enterprise Linux is not impacted by this CVE, as the vulnerability in question does not affect the specific versions or configurations of the Linux kernel used in its distributions. This ensures that users of Red Hat Enterprise Linux are not exposed to the potential risks associated with this issue, and no further action or mitigation is necessary for systems running this operating system.
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 · 0CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:N
CWE-253 · Incorrect Check of Function Return Value