CVE-2026-1637

The CVE-2026-1637 vulnerability affects Tenda AC21 model 16.03.08.16, specifically the function fromAdvSetMacMtuWan in the file /goform/AdvSetMacMtuWan. The issue is a stack-based buffer overflow caused by manipulation of that function, leading to remote code execution. The vulnerability is explo...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP5 RT kernel was updated to fix various security issues The following security issues were fixed: CVE-2022-50630: mm: hugetlb: fix UAF in hugetlbhandleuserfault bsc1254785. CVE-2022-50700: wifi: ath10k: Delay the unmapping of the buffer bsc1255576. CVE-2023-53254:...

SUSE-SU-2026:0263-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP5 RT kernel was updated to fix various security issues The following security issues were fixed: - CVE-2022-50630: mm: hugetlb: fix UAF in hugetlbhandleuserfault bsc1254785. - CVE-2022-50700: wifi: ath10k: Delay the unmapping of the buffer bsc1255576. -...

Azure Linux 3.0 Security Update: kernel (CVE-2024-47728)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-47728 advisory. - In the Linux kernel, the following vulnerability has been resolved: bpf: Zero former ARGPTRTOLONG,INT args i...

Tenda AX-3 fromAdvSetMacMtuWan Function Stack Buffer Overflow Vulnerability

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...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-000991)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000991 advisory. net/ipv6/addrconf.c in the IPv6 stack in the Linux kernel before 4.0 does not validate attempted changes to the MTU value, which allows context-dependent attackers t...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-002388)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002388 advisory. net/ipv6/addrconf.c in the IPv6 stack in the Linux kernel before 4.0 does not validate attempted changes to the MTU value, which allows context-dependent attackers t...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-002324)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002324 advisory. The ip6appenddatamtu function in net/ipv6/ip6output.c in the IPv6 implementation in the Linux kernel through 3.10.3 does not properly maintain information about...

MiracleLinux 3 : xen-3.0.3-132.2.0.1.AXS3 (AXSA:2011-338:03)

The remote MiracleLinux 3 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2011-338:03 advisory. This package contains the Xen tools and management daemons needed to run virtual machines on x86, x8664, and ia64 systems. Information on how to use Xen can b...

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-2025-71023

The Tenda AX-3 home smart wireless router (v16.03.12.10_CN) is vulnerable to a stack buffer overflow within the fromAdvSetMacMtuWan function. The root cause is the failure to correctly validate the length and size of input data for the mac2 parameter, which leads to results being stored outside o...

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...

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...

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...

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...