MEDIUM 6.5 Microsoft
CVE-2026-28532
FRRouting < 10.5.3 Integer Overflow in OSPF TLV Parser Functions
Microsoft Security Update 2026-Apr: FRRouting < 10.5.3 Integer Overflow in OSPF TLV Parser Functions
Affected Products
- azl3 frr 10.5.0-2 on Azure Linux 3.0
- cbl2 frr 8.5.5-5 on CBL Mariner 2.0
- azl3 frr 10.5.0-3 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-28532
- https://nvd.nist.gov/vuln/detail/CVE-2026-28532
This medium severity vulnerability with a CVSS score of 6.5 was published on 2026-04-14 via Microsoft. Affected: azl3 frr 10.5.0-2 on Azure Linux 3.0, cbl2 frr 8.5.5-5 on CBL Mariner 2.0, azl3 frr 10.5.0-3 on Azure Linux 3.0.
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