MEDIUM 6.3 Microsoft
CVE-2025-40257
mptcp: fix a race in mptcp_pm_del_add_timer()
Microsoft Security Update 2025-Dec: mptcp: fix a race in mptcp_pm_del_add_timer()
Affected Products
- azl3 kernel 6.6.112.1-2 on Azure Linux 3.0
- azl3 kernel 6.6.117.1-1 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-40257
- https://nvd.nist.gov/vuln/detail/CVE-2025-40257
This medium severity vulnerability with a CVSS score of 6.3 was published on 2025-12-09 via Microsoft. Affected: azl3 kernel 6.6.112.1-2 on Azure Linux 3.0, azl3 kernel 6.6.117.1-1 on Azure Linux 3.0.
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