Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Networking layer: Fixed a memory leak that occurred when uncloning an skb dst and its associated metadata. When uncloning an skb dst and its associated metadata, a new dst+metadata is allocated and later replaces the old one in t...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

A flaw was discovered in the Linux kernel. The tun/tap sockets have their socket UID hardcoded to 0 due to a type confusion in their initialization function. While this will usually be correct, since tuntap devices require CAPNETADMIN, it may not always be the case. For example, a non-root user...

Astra Linux – Vulnerability in Linux 5.10

A double-free flaw was discovered in the Linux kernel’s TUN/TAP device driver functionality, particularly in how a user registers the device when the registernetdevice function fails with the NETDEVREGISTER notifier. This flaw allows a local user to crash the system or potentially escalate their...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013071)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013071 advisory. In the Linux kernel, the following vulnerability has been resolved: tun: limit printing rate when illegal packet received by tun dev vhostworker will call tun call...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007276)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007276 advisory. In the Linux kernel, the following vulnerability has been resolved: tun: limit printing rate when illegal packet received by tun dev vhostworker will call tun call...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-006774)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006774 advisory. In the Linux kernel, the following vulnerability has been resolved: tun: limit printing rate when illegal packet received by tun dev vhostworker will call tun call...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-006571)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006571 advisory. In the Linux kernel, the following vulnerability has been resolved: tun: Fix memory leak for detached NAPI queue. syzkaller reported 0 memory leaks of sk and skb...

SUSE CVE-2026-23254

In the Linux kernel, the following vulnerability has been resolved: net: gro: fix outer network offset The udp GRO complete stage assumes that all the packets inserted the RX have the encapsulation flag zeroed. Such assumption is not true, as a few H/W NICs can set such flag when H/W offloading t...

CVE-2026-23254

In the Linux kernel, the following vulnerability has been resolved: net: gro: fix outer network offset The udp GRO complete stage assumes that all the packets inserted the RX have the encapsulation flag zeroed. Such assumption is not true, as a few H/W NICs can set such flag when H/W offloading t...

DEBIAN-CVE-2026-23254

In the Linux kernel, the following vulnerability has been resolved: net: gro: fix outer network offset The udp GRO complete stage assumes that all the packets inserted the RX have the encapsulation flag zeroed. Such assumption is not true, as a few H/W NICs can set such flag when H/W offloading t...

UBUNTU-CVE-2026-23254

In the Linux kernel, the following vulnerability has been resolved: net: gro: fix outer network offset The udp GRO complete stage assumes that all the packets inserted the RX have the encapsulation flag zeroed. Such assumption is not true, as a few H/W NICs can set such flag when H/W offloading t...

CVE-2026-23254

In the Linux kernel, the following vulnerability has been resolved: net: gro: fix outer network offset The udp GRO complete stage assumes that all the packets inserted the RX have the encapsulation flag zeroed. Such assumption is not true, as a few H/W NICs can set such flag when H/W offloading t...

Linux Distros Unpatched Vulnerability : CVE-2026-23254

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: gro: fix outer network offset The udp GRO complete stage assumes that all the packets inserted the RX have the encapsulation flag zeroed. Such assumption i...

The vulnerability of the tun_get_user() function in the drivers/net/tun.c file of the Linux kernel’s network device driver module allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the tungetuser function in the drivers/net/tun.c file of the Linux kernel’s network device driver module is related to the reutilization of previously freed memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and...

ROS-20260220-73-0019

A vulnerability in the Linux kernel's TUN virtual network interface is related to pointer dereferencing. Exploitation of the vulnerability could allow an attacker to cause a denial of service...

Linux Distros Unpatched Vulnerability : CVE-2026-23095

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - gue: Fix skb memleak with inner IP protocol 0. syzbot reported skb memleak below. 0 The repro generated a GUE packet with its inner protocol 0. gueudprecv retur...

MiracleLinux 9 : kernel-5.14.0-362.18.1.el9_3 (AXSA:2024-7499:06)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2024-7499:06 advisory. kernel: tun: bugs for oversize packet when napi frags enabled in tunnapiallocfrags CVE-2023-3812 kernel: use after free in unixstreamsendpage...

MiracleLinux 9 : kernel-5.14.0-162.22.2.el9_1 (AXSA:2023-5243:10)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2023-5243:10 advisory. kernel: tun: avoid double free in tunfreenetdev CVE-2022-4744 ALSA: pcm: Move rwsem lock inside sndctlelemread to prevent UAF CVE-2023-0266 kernel:...

MiracleLinux 8 : kernel-4.18.0-513.9.1.el8_9 (AXSA:2024-7403:01)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2024-7403:01 advisory. kernel: bpf: Incorrect verifier pruning leads to unsafe code paths being incorrectly marked as safe CVE-2023-2163 kernel: tun: bugs for oversize...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-004438)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004438 advisory. In tungetuser of tun.c, there is possible memory corruption due to a use after free. This could lead to local escalation of privilege with System execution privilege...