CVE-2026-53059: dm log: fix out-of-bounds write due to region_count overflow
Published Jun 24, 2026
·Updated
dm log: fix out-of-bounds write due to regioncount overflow
Affected Software
14 affected componentsFixes available
Linux Linux kernel
Microsoft azl3 kernel 6.6.139.1-1<6.6.143.1-1
6.6.143.1-1
Linux Linux kernel>=2.6.12.1<5.10.258
Linux Linux kernel>=5.11<5.15.209
Linux Linux kernel>=5.16<6.1.175
Linux Linux kernel>=6.2<6.6.141
Linux Linux kernel>=6.7<6.12.91
Linux Linux kernel>=6.13<6.18.33
Linux Linux kernel>=6.19<7.0.10
Linux Linux kernel=2.6.12
Linux Linux kernel=2.6.12-rc2
Linux Linux kernel=2.6.12-rc3
Linux Linux kernel=2.6.12-rc4
Linux Linux kernel=2.6.12-rc5
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 6.6.143.1-1
Event History
Jun 24, 2026
CVE Published
via MITRE·04:30 PM
Data Sourced
via MITRE·04:30 PM
Description
Data Sourced
via NVD·05:17 PM
RemedyDescriptionSeverityWeaknessAffected Software
Data Sourced
via Red Hat·06:02 PM
DescriptionSeverityAffected Software
Jun 27, 2026
Data Sourced
via Microsoft·08:05 AM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·08:05 AM
Affected Software
Updated
via Microsoft·08:05 AM
DescriptionSeverity
Frequently Asked Questions
1
What is the severity of CVE-2026-53059?
The severity of CVE-2026-53059 is rated at 57.
2
How do I fix CVE-2026-53059?
To fix CVE-2026-53059, ensure you update to the latest version of the Linux kernel that has addressed the out-of-bounds write vulnerability.
3
What impact does CVE-2026-53059 have?
CVE-2026-53059 can lead to potential memory corruption due to an out-of-bounds write, which may affect system stability and security.
4
Which components are affected by CVE-2026-53059?
CVE-2026-53059 specifically affects the Linux device-mapper (dm-log) component of the Linux kernel.
5
When was CVE-2026-53059 published?
CVE-2026-53059 was published on June 24, 2026.