CVE-2026-52922: batman-adv: dat: handle forward allocation error
Published Jun 24, 2026
·Updated
batman-adv: dat: handle forward allocation error
Affected Software
13 affected componentsFixes available
Linux batman-adv (Linux kernel)
Microsoft azl3 kernel 6.6.141.1-1<6.6.143.1-1
6.6.143.1-1
Linux Linux kernel>=3.8<5.10.258
Linux Linux kernel>=5.11<5.15.209
Linux Linux kernel>=5.16<6.1.175
Linux Linux kernel>=6.2<6.6.142
Linux Linux kernel>=6.7<6.12.92
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
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
RemedyDescriptionSeverityWeaknessAffected Software
Jun 27, 2026
Data Sourced
via Microsoft·08:12 AM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·08:12 AM
DescriptionSeverity
Frequently Asked Questions
1
What is the severity of CVE-2026-52922?
CVE-2026-52922 has a risk rating of 21, indicating a significant vulnerability in the Linux kernel's batman-adv component.
2
How do I fix CVE-2026-52922?
To fix CVE-2026-52922, update your Linux kernel to the latest version where this vulnerability has been patched.
3
What impact does CVE-2026-52922 have on system security?
CVE-2026-52922 could lead to the sending of corrupted packets, which may affect network stability and security.
4
Is CVE-2026-52922 exploitable remotely?
Yes, CVE-2026-52922 can potentially be exploited remotely if the affected system is part of a network using the batman-adv routing protocol.
5
Which Linux kernel versions are affected by CVE-2026-52922?
CVE-2026-52922 affects specific versions of the Linux kernel that utilize the batman-adv module, necessitating updates to secure those versions.