Azure Linux 3.0 Security Update: kernel (CVE-2025-38637)

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-2025-38637 advisory. - In the Linux kernel, the following vulnerability has been resolved: netsched: skbprio: Remove overly strict...

CVE-2025-38637

The CVE CVE-2025-38637 affects the Linux kernel skbprio queue in net_sched when used as a child qdisc under Token Bucket Filter (TBF). The root cause is an overly strict assertion in skbprio enqueue/dequeue that can miscount lengths because TBF may peek at packets without dequeueing when tokens a...