Azure Linux 3.0 Security Update: kernel (CVE-2025-38126)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-38126 advisory. - In the Linux kernel, the following vulnerability has been resolved: net: stmmac: make sure that ptprate is n...

CVE-2025-38126

CVE-2025-38126 affects the Linux kernel’s stmmac driver in timestamp configuration. The root cause is that clk_ptp_rate can become 0 (if clk_get_rate returns 0 and the driver does not override it), leading to a division by zero during PTP initialization. The issue is fixed by adding an explicit c...