CVE-2026-52934: batman-adv: tvlv: reject oversized TVLV packets
Published Jun 24, 2026
·Updated
batman-adv: tvlv: reject oversized TVLV packets
Affected Software
13 affected componentsFixes available
Linux Linux kernel
Microsoft azl3 kernel 6.6.141.1-1<6.6.143.1-1
6.6.143.1-1
Linux Linux kernel>=3.13<5.10.259
Linux Linux kernel>=5.11<5.15.210
Linux Linux kernel>=5.16<6.1.176
Linux Linux kernel>=6.2<6.6.143
Linux Linux kernel>=6.7<6.12.93
Linux Linux kernel>=6.13<6.18.34
Linux Linux kernel>=6.19<7.0.11
Linux Linux kernel=7.1-rc1
Linux Linux kernel=7.1-rc2
Linux Linux kernel=7.1-rc3
Linux Linux kernel=7.1-rc4
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·07:14 AM
Data Sourced
via MITRE·07:14 AM
DescriptionSeverity
Data Sourced
via NVD·08:16 AM
RemedyDescriptionSeverityAffected Software
Jun 27, 2026
Data Sourced
via Microsoft·08:10 AM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·08:10 AM
DescriptionSeverity
Frequently Asked Questions
1
What is the severity of CVE-2026-52934?
CVE-2026-52934 is rated with a risk score of 66.
2
How do I fix CVE-2026-52934?
To fix CVE-2026-52934, update your Linux kernel to the latest version where this vulnerability has been patched.
3
What systems are affected by CVE-2026-52934?
CVE-2026-52934 affects the Linux kernel, specifically the batman-adv implementation.
4
What type of vulnerability is CVE-2026-52934?
CVE-2026-52934 is a vulnerability related to the rejection of oversized TVLV packets in the batman-adv protocol.
5
When was CVE-2026-52934 published?
CVE-2026-52934 was published on June 24, 2026.