CVE-2024-45026
kernel: s390/dasd: fix error recovery leading to data corruption on ESE devices
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · September 11, 2024
Updated · October 31, 2026
Description
A flaw was found in the kernel. The s390/dasd component, responsible for handling Extent Space Efficient (ESE) devices, contains an error in its recovery process. An imprecise check for data length during on-demand formatting of ESE volumes can lead to incorrect error handling. This vulnerability can result in data corruption, especially during events such as a storage server warmstart.
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 · 6.7CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CWE-209 · Generation of Error Message Containing Sensitive Information