CVE-2026-64386

A flaw was found in the Linux kernel's Server Message Block SMB client. This vulnerability, a double-free error, occurs when the queryinfo replay mechanism attempts to free a response buffer that has already been released. This can happen if an error occurs during the initialization of an SMB2...

CVE-2026-64339

A flaw was found in the Linux kernel's USB subsystem, specifically within the usbio module. A malicious or malfunctioning Universal Serial Bus USB device can exploit this vulnerability by providing crafted input during a bulk IN transfer. This can lead to an out-of-bounds read, allowing the devic...

RLSA-2026:49211 Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: ksm: use range-walk function to jump over holes in scangetnextrmapitem CVE-2025-68211 kernel: isofs: validate Rock Ridge CE continuation extent against volume size CVE-2026-46303 kernel:...

Weechat -- Multiple vulnerabilities

The Weechat project reports: core: fix buffer overflow in display of time in chat area with a custom time format core: fix integer overflow in size calculation when evaluating "$hide:..." and "$baseencode:..." core: fix possible buffer overflow in command /color alias core: fix possible buffer...

Linux Distros Unpatched Vulnerability : CVE-2026-67297

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - FreeRDP before 3.29.0 fails to enforce the RESPONSESIZELIMIT when processing Transfer-Encoding: chunked HTTP responses in httpresponserecvbody. Attackers...

AlmaLinux 8 : python-pillow (ALSA-2026:48021)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:48021 advisory. Pillow: Pillow: Native heap out-of-bounds write CVE-2026-59197 Pillow: Pillow: Memory disclosure or denial of service via crafted McIdas AREA image...

OESA-2026-3196 thunderbird security update

Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fixes: The code to parse MIME headers for display when forwarding a message if the setting to view all headers was enabled had an off-by-one error, allowing a single byte to be read from the memory after the buffer for the...

OESA-2026-3189 python-pillow security update

Pillow is the friendly PIL fork by Alex Clark and Contributors. PIL is the Python Imaging \ Library by Fredrik Lundh and Contributors. As of 2019, Pillow development is supported by Tidelift. of CVE-2022-22815,CVE-2022-22816 Security Fixes: Pillow is a Python imaging library. Prior to 12.3.0, whe...

OESA-2026-3186 python-pillow security update

Pillow is the friendly PIL fork by Alex Clark and Contributors. PIL is the Python Imaging \ Library by Fredrik Lundh and Contributors. As of 2019, Pillow development is supported by Tidelift. of CVE-2022-22815,CVE-2022-22816 Security Fixes: Pillow is a Python imaging library. Prior to 12.3.0, whe...

OESA-2026-3185 python-pillow security update

Pillow is the friendly PIL fork by Alex Clark and Contributors. PIL is the Python Imaging \ Library by Fredrik Lundh and Contributors. As of 2019, Pillow development is supported by Tidelift. of CVE-2022-22815,CVE-2022-22816 Security Fixes: Pillow is a Python imaging library. Prior to 12.3.0, whe...

CVE-2026-67353

guzzlehttp/guzzle versions before 7.15.1 contain a denial of service vulnerability in the CookieJar that accepts unlimited Set-Cookie header fields with no size restrictions. Attackers can return many large cookies from a malicious server, causing Guzzle to store excessive data in memory and...

UBUNTU-CVE-2026-67353

guzzlehttp/guzzle versions before 7.15.1 contain a denial of service vulnerability in the CookieJar that accepts unlimited Set-Cookie header fields with no size restrictions. Attackers can return many large cookies from a malicious server, causing Guzzle to store excessive data in memory and...

CVE-2026-67300

FreeRDP before 3.29.0 contains client-side heap use-after-free vulnerabilities in the async update message proxy for RAIL WINDOWSTATEORDER and NOTIFYICONSTATEORDER when AsyncUpdate is enabled. When a malicious or compromised RDP server sends crafted update orders, the message proxy shallow-copies...

CVE-2026-67301

FreeRDP before 3.29.0 contains out-of-bounds read vulnerabilities in the async update message proxy for the PolygonSC and PolygonCB primary drawing orders. When AsyncUpdate is enabled e.g., xfreerdp /async-update, updatemessagePolygonSC and updatemessagePolygonCB allocate a fresh points array but...

CVE-2026-67296

FreeRDP before 3.29.0 contains a denial of service vulnerability in the RDPEI server channel handler that fails to validate maximum PDU body length before stream allocation. A malicious RDP client can send a header-only RDPEI message with a large declared body length to force excessive memory...

CVE-2026-67297

FreeRDP before 3.29.0 fails to enforce the RESPONSESIZELIMIT when processing Transfer-Encoding: chunked HTTP responses in httpresponserecvbody. Attackers controlling a malicious RD Gateway endpoint can send oversized chunked response bodies to exhaust client memory resources without triggering th...

UBUNTU-CVE-2026-67296

FreeRDP before 3.29.0 contains a denial of service vulnerability in the RDPEI server channel handler that fails to validate maximum PDU body length before stream allocation. A malicious RDP client can send a header-only RDPEI message with a large declared body length to force excessive memory...

UBUNTU-CVE-2026-67299

FreeRDP before 3.29.0 contains a client-side heap use-after-free in the async update message proxy for WINDOWICONORDER when AsyncUpdate is enabled e.g. xfreerdp /async-update. In updatemessageWindowIcon a shallow CopyMemory overwrites a freshly allocated lParam-iconInfo with the parser-owned...

UBUNTU-CVE-2026-67297

FreeRDP before 3.29.0 fails to enforce the RESPONSESIZELIMIT when processing Transfer-Encoding: chunked HTTP responses in httpresponserecvbody. Attackers controlling a malicious RD Gateway endpoint can send oversized chunked response bodies to exhaust client memory resources without triggering th...

UBUNTU-CVE-2026-67300

FreeRDP before 3.29.0 contains client-side heap use-after-free vulnerabilities in the async update message proxy for RAIL WINDOWSTATEORDER and NOTIFYICONSTATEORDER when AsyncUpdate is enabled. When a malicious or compromised RDP server sends crafted update orders, the message proxy shallow-copies...