CVE-2026-46231: batman-adv: bla: put backbone reference on failed claim hash insert
Published May 28, 2026
·Updated
batman-adv: bla: put backbone reference on failed claim hash insert
Affected Software
15 affected componentsFixes available
Linux batman-adv
Linux Linux kernel>=3.16.39<3.17
Linux Linux kernel>=4.4.217<4.5
Linux Linux kernel>=4.7.1<5.10.258
Linux Linux kernel>=5.11<5.15.209
Linux Linux kernel>=5.16<6.1.175
Linux Linux kernel>=6.2<6.6.140
Linux Linux kernel>=6.7<6.12.90
Linux Linux kernel>=6.13<6.18.32
Linux Linux kernel>=6.19<7.0.9
Linux Linux kernel=4.7
Linux Linux kernel=7.1-rc1
Linux Linux kernel=7.1-rc2
Linux Linux kernel=7.1-rc3
Microsoft azl3 kernel 6.6.139.1-1<6.6.141.1-1
6.6.141.1-1
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 6.6.141.1-1
Event History
May 28, 2026
CVE Published
via MITRE·09:40 AM
Data Sourced
via MITRE·09:40 AM
Description
Data Sourced
via NVD·10:16 AM
RemedyDescriptionSeverityAffected Software
May 29, 2026
Data Sourced
via Microsoft·08:01 AM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·08:01 AM
Affected Software
Updated
via Microsoft·08:01 AM
DescriptionSeverity
Frequently Asked Questions
1
What is the severity of CVE-2026-46231?
CVE-2026-46231 has a severity rating of 12, indicating a high risk.
2
How do I fix CVE-2026-46231?
To fix CVE-2026-46231, update to the latest patched version of the Linux batman-adv kernel module.
3
What systems are affected by CVE-2026-46231?
CVE-2026-46231 affects systems running the Linux batman-adv kernel module.
4
What are the potential impacts of CVE-2026-46231 on my system?
The vulnerability could lead to resource leaks resulting in degraded system performance or instability.
5
When was CVE-2026-46231 published?
CVE-2026-46231 was published on May 28, 2026.