Linux Distros Unpatched Vulnerability : CVE-2026-52998

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - netfilter: nfnetlinkosf: fix potential NULL dereference in ttl check The nfosfttl function accessed skb-dev to perform a local interface address lookup without...

CVE-2026-52998

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnetlinkosf: fix potential NULL dereference in ttl check The nfosfttl function accessed skb-dev to perform a local interface address lookup without verifying that the device pointer was valid. Additionally, the...

CVE-2026-52998

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnetlinkosf: fix potential NULL dereference in ttl check The nfosfttl function accessed skb-dev to perform a local interface address lookup without verifying that the device pointer was valid. Additionally, the...

CVE-2026-52998 netfilter: nfnetlink_osf: fix potential NULL dereference in ttl check

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnetlinkosf: fix potential NULL dereference in ttl check The nfosfttl function accessed skb-dev to perform a local interface address lookup without verifying that the device pointer was valid. Additionally, the...

CVE-2026-52998

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnetlinkosf: fix potential NULL dereference in ttl check The nfosfttl function accessed skb-dev to perform a local interface address lookup without verifying that the device pointer was valid. Additionally, the...

CVE-2026-52998

CVE-2026-52998 affects the Linux kernel’s netfilter nfnetlink_osf module. The nf_osf_ttl() function can dereference a device pointer (skb->dev) without validating the device, risking a NULL dereference. The patch removes the device dereference and the in_dev_for_each_ifa_rcu loop used to match...

PT-2026-51892

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A potential NULL dereference exists in the nf osf ttl function within the netfilter nfnetlink osf module. The function accessed skb-dev to perform a local interface address lookup withou...