CVE-2026-23156

Description

In the Linux kernel, the following vulnerability has been resolved:efivarfs: fix error propagation in efivar_entry_get()efivar_entry_get() always returns success even if the underlying__efivar_entry_get() fails, masking errors.This may result in uninitialized heap memory being copied to userspacein the efivarfs_file_read() path.Fix it by returning the error from __efivar_entry_get().

Risk Information

Base Score

7.3

MODERATE

Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:H

EPSS Score

Exploitation Probability

0.024

Associated Vulnerability

No records found

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234