CVE-2024-45018
kernel: netfilter: flowtable: initialise extack before use
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · September 11, 2024
Updated · October 29, 2026
Description
A flaw was found in the Linux kernel's netfilter flowtable feature. A local attacker could exploit a missing initialization of the extack structure, leading to a denial of service. This vulnerability could allow an attacker with local access to crash the 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
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 · 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-457 · Use of Uninitialized Variable