Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ipv6: exthdrs: refreshing the nh pointer after ipv6hopjumbo The ipv6hopjumbo function calls pskbtrimrcsum, which can change skb pointers. Let’s recalculate the nh pointer to ensure that any changes won’t cause issues...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fixed a memory leak in nhcpcpurthoutput within fibchecknhv6gw. The function fibchecknhv6gw assumes that fib6nhinit will clean up everything when it fails. The commit 7dd73168e273 „ipv6: Always allocate pcpu memory in fib6nh...

PT-2026-98694

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the remove nh grp entry function where the extack variable is not initialized. When a listener fails to replace a reduced nexthop group, the function attempts to print...

PT-2026-97893

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 7.2.0-rc7 Description A data race exists in the IPv6 implementation of the Linux kernel. The function rt6 nh dump exceptions uses hlist for each entry to iterate over RCU-protected exception lists while holding r...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: ipv4: Handled attempts to delete multipath routes when the fibinfo contains a reference to nh. Gwangun Jung reported a buffer-overflow vulnerability in fibnhmatch: fibnhmatch+0xf98/0x1130;...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix another slab-out-of-bounds issue in fib6nhflushexceptions While running the self-tests on a KASAN-enabled kernel, I observed a slab-out-of-bounds issue, which is very similar to the one reported in commit 821bbf79fe46...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-100561)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100561 advisory. In the Linux kernel, the following vulnerability has been resolved: ipv6: exthdrs: refresh nh pointer after ipv6hopjumbo ipv6hopjumbo calls pskbtrimrcsum, which can...

UBUNTU-CVE-2026-64576

In the Linux kernel, the following vulnerability has been resolved: nexthop: initialize extack in nhresbucketmigrate nhresbucketmigrate passes an uninitialized netlinkextack to callnexthopresbucketnotifiers. When nhnotifierresbucketinfoinit fails e.g. the kzalloc returns -ENOMEM, the error is...

CVE-2026-64576

In the Linux kernel, the following vulnerability has been resolved: nexthop: initialize extack in nhresbucketmigrate nhresbucketmigrate passes an uninitialized netlinkextack to callnexthopresbucketnotifiers. When nhnotifierresbucketinfoinit fails e.g. the kzalloc returns -ENOMEM, the error is...

Linux Distros Unpatched Vulnerability : CVE-2026-63924

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ipv6: exthdrs: refresh nh pointer after ipv6hopjumbo ipv6hopjumbo calls pskbtrimrcsum, which can change skb pointers. Let's recompute nh pointer to make sure an...

CVE-2026-63924 ipv6: exthdrs: refresh nh pointer after ipv6_hop_jumbo()

In the Linux kernel, the following vulnerability has been resolved: ipv6: exthdrs: refresh nh pointer after ipv6hopjumbo ipv6hopjumbo calls pskbtrimrcsum, which can change skb pointers. Let's recompute nh pointer to make sure any change won't mess things up...

SUSE CVE-2026-46260

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix out-of-bound access in fib6addrt2node. syzbot reported out-of-bound read in fib6addrt2node. 0 When IPv6 route is created with RTANHID, struct fib6info does not have the trailing struct fib6nh. The cited commit started t...

EUVD-2026-34122

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix out-of-bound access in fib6addrt2node. syzbot reported out-of-bound read in fib6addrt2node. 0 When IPv6 route is created with RTANHID, struct fib6info does not have the trailing struct fib6nh. The cited commit started t...

Linux Kernel Security Vulnerabilities

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the ipv6 module’s failure to check iter-nh when using RTANHID in the fib6addrt2node function. As ...

CVE-2026-43374

Summary: CVE-2026-43374 affects the Linux kernel networking code (net: nexthop). The vuln arises when removing a nexthop from a group: remove_nh_grp_entry() publishes the new group via rcu_assign_pointer() and then immediately frees the removed entry’s percpu stats with free_percpu(), while the s...

CVE-2026-23300

In the Linux kernel, the following vulnerability has been resolved: net: ipv6: fix panic when IPv4 route references loopback IPv6 nexthop When a standalone IPv6 nexthop object is created with a loopback device e.g., "ip -6 nexthop add id 100 dev lo", fib6nhinit misclassifies it as a reject route...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-005502)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005502 advisory. In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix potential uninit-value access in ip6makeskb As it was done in commit fc1092f51567 ipv4:...

ROS-20260121-73-0021

A vulnerability in the fibchecknhv6gw function of the Linux operating system kernel is related to a possible memory leak. Exploitation of the vulnerability could allow an attacker to cause a denial of service...

CVE-2022-35911

On Patlite NH-FB series devices through 1.46, remote attackers can cause a denial of service by omitting the query string. NOTE: the vendor's perspective is that "omitting the query string does not cause a denial of service and the indicated event can not be reproduced...

CVE-2025-14145

The Niche Hero | Beautifully-designed blocks in seconds plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'spacing' parameter of the nhrow shortcode in all versions up to, and including, 1.0.5 due to insufficient input sanitization and output escaping. This makes it possib...