MikroTik RouterOS 6.x < 6.49.21 / 7.0.x < 7.23.4 / 7.24.x < 7.24.2 Multiple Vulnerabilities

According to its self-reported version, the remote networking device is running a version of MikroTik RouterOS 6.x prior to 6.49.21, or 7.0.x prior to 7.23.4, or 7.24.x prior to 7.24.2. It is, therefore, affected by multiple vulnerabilities : - RouterOS accepts a 'related' btest connection before...

UBUNTU-CVE-2026-78133

libcharon in strongSwan 6.0.0 through 6.0.7 has a use-after-free in IKEv2 rekeying collision handling...

CVE-2026-78133

libcharon in strongSwan 6.0.0 through 6.0.7 has a use-after-free in IKEv2 rekeying collision handling...

CVE-2026-67279

RouterOS SSH enters the connection protocol after a client-requested rekey even though user authentication was never attempted, allowing an unauthenticated client to open a session channel and send an exec request. On affected builds the server dispatches the command, enabling unauthenticated...

EUVD-2026-72027

RouterOS SSH enters the connection protocol after a client-requested rekey even though user authentication was never attempted, allowing an unauthenticated client to open a session channel and send an exec request. On affected builds the server dispatches the command, enabling unauthenticated...

CVE-2026-67279 SSH Pre-Authentication Rekey State Bypass in MikroTik RouterOS

RouterOS SSH enters the connection protocol after a client-requested rekey even though user authentication was never attempted, allowing an unauthenticated client to open a session channel and send an exec request. On affected builds the server dispatches the command, enabling unauthenticated...

CVE-2026-67279

MikroTik RouterOS is affected by a SSH pre-authentication rekey state bypass (CVE-2026-67279). The root cause is that the SSH service enters the connection protocol after a client-requested rekey even though user authentication was never attempted, allowing an unauthenticated remote client to ope...

PT-2026-86454

Name of the Vulnerable Software and Affected Versions RouterOS versions prior to 6.49.21 RouterOS versions prior to 7.23.4 RouterOS versions prior to 7.24.2 Description An issue exists where the SSH server enters the connection protocol following a client-requested rekey without requiring user...

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

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix potential key use-after-free When ieee80211gtkrekeyadd is called, and ieee80211gtkrekeyadd returns 0 due to KRACK protection identical key reinstall, ieee80211gtkrekeyadd will still return a pointer to the key...

Astra Linux – Vulnerability in libssh

A flaw was discovered in libssh’s handling of key exchange KEX processes when a client repeatedly sends incorrect KEX guesses. The library fails to free memory during these rekey operations, which can gradually exhaust system memory. This issue can lead to crashes on the client side, especially...

Amazon Linux 2023 : openssh, openssh-clients, openssh-keycat (ALAS2023-2026-2031)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-2031 advisory. A flaw was found in OpenSSH. A malicious SSH server can exploit a double free vulnerability in the Diffie- Hellman Group Exchange DH-GEX client path. This occurs during FIPS Federal Informatio...

CVE-2026-64506

A flaw was found in the Realtek 802.11ac wireless driver rtw89 within the Linux kernel. A remote attacker, within adjacent network range, could send specially crafted malformed Aggregated MAC Protocol Data Unit AMPDU frames. This incorrect handling of frames, particularly during rekey processes,...

BIT-OPENBAO-2025-52894 OpenBao Vulnerable to Unauthenticated Rekey Operation Cancellation

OpenBao exists to provide a software solution to manage, store, and distribute sensitive data including secrets, certificates, and keys. OpenBao before v2.3.0 allowed an attacker to perform unauthenticated, unaudited cancellation of root rekey and recovery rekey operations, effecting a denial of...

SUSE CVE-2026-64506

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89: correct drop logic for malformed AMPDU frames The previous commit aims to fix issue caused by malformed AMPDU frames. But the drop logic fails to deal with the first AMPDU packet paired with certain range of sequence...

CVE-2026-64506

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89: correct drop logic for malformed AMPDU frames The previous commit aims to fix issue caused by malformed AMPDU frames. But the drop logic fails to deal with the first AMPDU packet paired with certain range of sequence...

UBUNTU-CVE-2026-64506

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89: correct drop logic for malformed AMPDU frames The previous commit aims to fix issue caused by malformed AMPDU frames. But the drop logic fails to deal with the first AMPDU packet paired with certain range of sequence...

CVE-2026-64506

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89: correct drop logic for malformed AMPDU frames The previous commit aims to fix issue caused by malformed AMPDU frames. But the drop logic fails to deal with the first AMPDU packet paired with certain range of sequence...

EUVD-2026-48850

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89: correct drop logic for malformed AMPDU frames The previous commit aims to fix issue caused by malformed AMPDU frames. But the drop logic fails to deal with the first AMPDU packet paired with certain range of sequence...

CVE-2026-64506 wifi: rtw89: correct drop logic for malformed AMPDU frames

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89: correct drop logic for malformed AMPDU frames The previous commit aims to fix issue caused by malformed AMPDU frames. But the drop logic fails to deal with the first AMPDU packet paired with certain range of sequence...

CVE-2026-64506

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89: correct drop logic for malformed AMPDU frames The previous commit aims to fix issue caused by malformed AMPDU frames. But the drop logic fails to deal with the first AMPDU packet paired with certain range of sequence...