CVE-2025-68813

The CVE-2025-68813 affects the Linux kernel IPVS IPv4 route error path. A NULL pointer dereference occurs when dst_link_failure() is called with skb->dev unset, leading to ipv4_link_failure() → ipv4_send_dest_unreach() → fib_compute_spec_dst() dereferencing skb->dev. The root cause is that ...

CVE-2025-68813 ipvs: fix ipv4 null-ptr-deref in route error path

In the Linux kernel, the following vulnerability has been resolved: ipvs: fix ipv4 null-ptr-deref in route error path The IPv4 code path in ipvsgetoutrt calls dstlinkfailure without ensuring skb-dev is set, leading to a NULL pointer dereference in fibcomputespecdst when ipv4linkfailure attempts t...

PT-2026-2545

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.6.114 Description The Linux kernel contains a flaw within the IPv4 code path in the ip vs get out rt function. This function can call dst link failure without verifying that skb-dev is set, leading to a NULL...