Linux Distros Unpatched Vulnerability : CVE-2026-53214

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ipv6: Fix a potential NPD in cleanupprefixroute addrconfgetprefixroute can return the fib6nullentry sentinel entry which has a NULL fib6table pointer. Therefore...

ipv6: Fix a potential NPD in cleanup_prefix_route()

...

SUSE CVE-2026-53214

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix a potential NPD in cleanupprefixroute addrconfgetprefixroute can return the fib6nullentry sentinel entry which has a NULL fib6table pointer. Therefore, before setting the route's expiration time, check that we are not...

CVE-2026-53214

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix a potential NPD in cleanupprefixroute addrconfgetprefixroute can return the fib6nullentry sentinel entry which has a NULL fib6table pointer. Therefore, before setting the route's expiration time, check that we are not...

UBUNTU-CVE-2026-53214

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix a potential NPD in cleanupprefixroute addrconfgetprefixroute can return the fib6nullentry sentinel entry which has a NULL fib6table pointer. Therefore, before setting the route's expiration time, check that we are not...

CVE-2026-53214

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix a potential NPD in cleanupprefixroute addrconfgetprefixroute can return the fib6nullentry sentinel entry which has a NULL fib6table pointer. Therefore, before setting the route's expiration time, check that we are not...

EUVD-2026-39305

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix a potential NPD in cleanupprefixroute addrconfgetprefixroute can return the fib6nullentry sentinel entry which has a NULL fib6table pointer. Therefore, before setting the route's expiration time, check that we are not...

CVE-2026-53214

The CVE-2026-53214 entry concerns the Linux kernel IPv6 code. The vulnerability occurs when addrconf_get_prefix_route() can return the fib6_null_entry sentinel, which has a NULL fib6_table pointer. Before setting a route’s expiration time, the code must verify that it is not operating on the fib6...

CVE-2026-53214 ipv6: Fix a potential NPD in cleanup_prefix_route()

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix a potential NPD in cleanupprefixroute addrconfgetprefixroute can return the fib6nullentry sentinel entry which has a NULL fib6table pointer. Therefore, before setting the route's expiration time, check that we are not...

PT-2026-52309

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A Null Pointer Dereference NPD can occur in the IPv6 implementation. The function addrconf get prefix route may return a fib6 null entry sentinel entry that contains a NULL fib6 table...

h3: Missing Path Segment Boundary Check in `mount()` Causes Middleware Execution on Unrelated Prefix-Matching Routes

Summary The mount method in h3 uses a simple startsWith check to determine whether incoming requests fall under a mounted sub-application's path prefix. Because this check does not verify a path segment boundary i.e., that the next character after the base is / or end-of-string, middleware...

EUVD-2024-53294

Malicious code in bioql PyPI...

SUSE CVE-2024-56646

In the Linux kernel, the following vulnerability has been resolved: ipv6: avoid possible NULL deref in modifyprefixroute syzbot found a NULL deref 1 in modifyprefixroute, caused by one fib6info without a fib6table pointer set. This can happen for net-ipv6.fib6nullentry 1 Oops: general protection...

CVE-2024-56646

In the Linux kernel, the following vulnerability has been resolved: ipv6: avoid possible NULL deref in modifyprefixroute syzbot found a NULL deref 1 in modifyprefixroute, caused by one fib6info without a fib6table pointer set. This can happen for net-ipv6.fib6nullentry 1 Oops: general protection...

CVE-2024-56646

In the Linux kernel, the following vulnerability has been resolved: ipv6: avoid possible NULL deref in modifyprefixroute syzbot found a NULL deref 1 in modifyprefixroute, caused by one fib6info without a fib6table pointer set. This can happen for net-ipv6.fib6nullentry 1 Oops: general protection...

UBUNTU-CVE-2024-56646

In the Linux kernel, the following vulnerability has been resolved: ipv6: avoid possible NULL deref in modifyprefixroute syzbot found a NULL deref 1 in modifyprefixroute, caused by one fib6info without a fib6table pointer set. This can happen for net-ipv6.fib6nullentry 1 Oops: general protection...

CVE-2024-56646 ipv6: avoid possible NULL deref in modify_prefix_route()

In the Linux kernel, the following vulnerability has been resolved: ipv6: avoid possible NULL deref in modifyprefixroute syzbot found a NULL deref 1 in modifyprefixroute, caused by one fib6info without a fib6table pointer set. This can happen for net-ipv6.fib6nullentry 1 Oops: general protection...

CVE-2024-56646

In the Linux kernel, the following vulnerability has been resolved: ipv6: avoid possible NULL deref in modifyprefixroute syzbot found a NULL deref 1 in modifyprefixroute, caused by one fib6info without a fib6table pointer set. This can happen for net-ipv6.fib6nullentry 1 Oops: general protection...

CVE-2024-56646

Technical details about CVE-2024-56646 are not provided in the supplied documents. Monitor official advisories for affected products, impact, and fixes.

CVE-2024-56646 ipv6: avoid possible NULL deref in modify_prefix_route()

In the Linux kernel, the following vulnerability has been resolved: ipv6: avoid possible NULL deref in modifyprefixroute syzbot found a NULL deref 1 in modifyprefixroute, caused by one fib6info without a fib6table pointer set. This can happen for net-ipv6.fib6nullentry 1 Oops: general protection...