CVE-2020-14304
kernel: ethtool when reading eeprom of device could lead to memory leak
Severity
LowRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · May 15, 2020
Updated · October 8, 2026
Description
A memory disclosure flaw was found in the Linux kernel's ethernet drivers, in the way it read data from the EEPROM of the device. This flaw allows a local user to read uninitialized values from the kernel memory. The highest threat from this vulnerability is to confidentiality.
Statement
This issue is rated as having Low impact because of being limited to only reading some of the values from the memory of some particular drivers and very limited kernel stack exposure.
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
Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
CVSS / CWE
CVSS 3.1 · 4.4CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
CWE-460 · Improper Cleanup on Thrown Exception