CVE-2019-9455
kernel: kernel pointer leak due to WARN_ON statement in video driver leads to local information disclosure
Severity
LowRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · September 3, 2019
Updated · June 28, 2026
Description
A flaw was found in the Linux kernel's video driver. A kernel pointer lead, due to a WARN_ON statement could lead to a local information disclosure with system execution privileges. User interaction is not needed for exploitation. The highest threat from this vulnerability is to data confidentiality.
Statement
This issue is marked as having Low impact because the information leak is very subtle and can be only used to break KASLR and not provide access to kernel memory content.
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 don't 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 · 2.3CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N
CWE-200 · Exposure of Sensitive Information to an Unauthorized Actor