CVE-2022-48571
memcached: Denial of Service via multi-packet uploads in UDP
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · August 22, 2023
Updated · November 22, 2025
Description
A buffer overflow flaw was found in memcached. This issue occurs via multi-packet uploads in UDP, leading to a denial of service.
Statement
Red Hat Enterprise Linux 7, 8 & 9 are not vulnerable as the issue is already fixed in memcached 1.6.8 and memcached 1.6.9.
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 · 5.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CWE-400 · Uncontrolled Resource Consumption