Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: The sun4iCan driver does not populate the ndochangemtu function, allowing for a buffer overflow. Sending a PFPACKET message allows bypassing the CAN driver’s logic and directly reaching the xmit function of the CAN driver. The on...

CVE-2025-71026

Tenda AX-3 v16.03.12.10CN was discovered to contain a stack overflow in the wanSpeed2 parameter of the fromAdvSetMacMtuWan function. This vulnerability allows attackers to cause a Denial of Service DoS via a crafted request...

CVE-2025-71027

Tenda AX-3 v16.03.12.10CN was discovered to contain a stack overflow in the wanMTU2 parameter of the fromAdvSetMacMtuWan function. This vulnerability allows attackers to cause a Denial of Service DoS via a crafted request...

CVE-2025-71027

CVE-2025-71027 applies to Tenda AX-3 (v16.03.12.10_CN). A stack overflow in the wanMTU2 parameter of the fromAdvSetMacMtuWan function is described across CNVD/CNNVD/Red Hat/NVD feeds as causing a Denial of Service via a crafted request. The connected sources confirm the vulnerable component and t...

CVE-2025-71023

The CVE-2025-71023 vulnerability affects the Tenda AX-3 router (version 16.03.12.10_CN). A stack overflow in the mac2 parameter of the fromAdvSetMacMtuWan function is described, which can be exploited to cause a Denial of Service via a crafted request. Reports across multiple sources (NVD, RH, CN...

Tenda AX-3 安全漏洞

Tenda AX-3 is a home smart wireless router from Tenda that supports Wi-Fi6 802.11ax standard for home networking environment. The Tenda AX-3 suffers from a stack buffer overflow vulnerability, which stems from the wanMTU2 parameter in the fromAdvSetMacMtuWan function failing to correctly validate...

CVE-2025-71025

Tenda AX-3 v16.03.12.10CN was discovered to contain a stack overflow in the cloneType2 parameter of the fromAdvSetMacMtuWan function. This vulnerability allows attackers to cause a Denial of Service DoS via a crafted request...

SUSE CVE-2022-50816

In the Linux kernel, the following vulnerability has been resolved: ipv6: ensure sane device mtu in tunnels Another syzbot report 1 with no reproducer hints at a bug in ip6gre tunnel dev:ip6gretap0 Since ipv6 mcast code makes sure to read dev-mtu once and applies a sanity check on it see commit...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-992702)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992702 advisory. In the Linux kernel, the following vulnerability has been resolved: macvlan: enforce a consistent minimal mtu macvlan should enforce a minimal mtu of 68, even at lin...

EUVD-2022-55882

In the Linux kernel, the following vulnerability has been resolved: ipv6: ensure sane device mtu in tunnels Another syzbot report 1 with no reproducer hints at a bug in ip6gre tunnel dev:ip6gretap0 Since ipv6 mcast code makes sure to read dev-mtu once and applies a sanity check on it see commit...

CVE-2022-50816

In the Linux kernel, the following vulnerability has been resolved: ipv6: ensure sane device mtu in tunnels Another syzbot report 1 with no reproducer hints at a bug in ip6gre tunnel dev:ip6gretap0 Since ipv6 mcast code makes sure to read dev-mtu once and applies a sanity check on it see commit...

CVE-2022-50816

In the Linux kernel, the following vulnerability has been resolved: ipv6: ensure sane device mtu in tunnels Another syzbot report 1 with no reproducer hints at a bug in ip6gre tunnel dev:ip6gretap0 Since ipv6 mcast code makes sure to read dev-mtu once and applies a sanity check on it see commit...

CVE-2022-50816 ipv6: ensure sane device mtu in tunnels

In the Linux kernel, the following vulnerability has been resolved: ipv6: ensure sane device mtu in tunnels Another syzbot report 1 with no reproducer hints at a bug in ip6gre tunnel dev:ip6gretap0 Since ipv6 mcast code makes sure to read dev-mtu once and applies a sanity check on it see commit...

CVE-2022-50816 ipv6: ensure sane device mtu in tunnels

In the Linux kernel, the following vulnerability has been resolved: ipv6: ensure sane device mtu in tunnels Another syzbot report 1 with no reproducer hints at a bug in ip6gre tunnel dev:ip6gretap0 Since ipv6 mcast code makes sure to read dev-mtu once and applies a sanity check on it see commit...

PT-2025-53934

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 Description The Linux kernel contained a flaw in the IPv6 tunnel implementation. Specifically, the code did not properly sanitize the Maximum Transmission Unit MTU value,...

Linux Distros Unpatched Vulnerability : CVE-2022-50816

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ipv6: ensure sane device mtu in tunnels Another syzbot report 1 with no reproducer hints at a bug in ip6gre tunnel dev:ip6gretap0 Since ipv6 mcast code makes su...

SUSE CVE-2023-54159

In the Linux kernel, the following vulnerability has been resolved: usb: mtu3: fix kernel panic at qmu transfer done irq handler When handle qmu transfer irq, it will unlock @mtu-lock before give back request, if another thread handle disconnect event at the same time, and try to disable ep, it m...

SUSE CVE-2025-68363

In the Linux kernel, the following vulnerability has been resolved: bpf: Check skb-transportheader is set in bpfskbcheckmtu The bpfskbcheckmtu helper needs to use skb-transportheader when the BPFMTUCHKSEGS flag is used: bpfskbcheckmtuskb, ifindex, &mtulen, 0, BPFMTUCHKSEGS The transportheader is...

CVE-2023-54159

No public technical details about CVE-2023-54159 are provided in the connected documents. The materials mention the Linux kernel mtu3 issue but do not specify affected versions, exploit info, or fixes. Monitor for updates from vendors/security advisories.

EUVD-2025-205091

In the Linux kernel, the following vulnerability has been resolved: bpf: Check skb-transportheader is set in bpfskbcheckmtu The bpfskbcheckmtu helper needs to use skb-transportheader when the BPFMTUCHKSEGS flag is used: bpfskbcheckmtuskb, ifindex, &mtulen, 0, BPFMTUCHKSEGS The transportheader is...