MEDIUM 6.1 Microsoft
CVE-2026-46322
tun: free page on build_skb failure in tun_xdp_one()
Microsoft Security Update 2026-Jun: tun: free page on build_skb failure in tun_xdp_one()
Affected Products
- azl3 kernel 6.6.141.1-1 on Azure Linux 3.0
- azl3 kernel 6.6.139.1-1 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-46322
- https://nvd.nist.gov/vuln/detail/CVE-2026-46322
This medium severity vulnerability with a CVSS score of 6.1 was published on 2026-06-09 via Microsoft. Affected: azl3 kernel 6.6.141.1-1 on Azure Linux 3.0, azl3 kernel 6.6.139.1-1 on Azure Linux 3.0.
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