USN-6362-2: .Net regressions

USN-6362-1 fixed vulnerabilities in .Net. It was discovered that the fix for CVE-2023-36799 was incomplete. This update fixes the problem. Original advisory details: Kevin Jones discovered that .NET did not properly process certain X.509 certificates. An attacker could possibly use this issue to...

CVE-2023-5727

The executable file warning was not presented when downloading .msix, .msixbundle, .appx, and .appxbundle files, which can run commands on a user's computer. Note: This issue only affected Windows operating systems. Other operating systems are unaffected. This vulnerability affects Firefox 119,...

CVE-2023-5730

Memory safety bugs present in Firefox 118, Firefox ESR 115.3, and Thunderbird 115.3. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox 119, Firefox ESR...

CVE-2023-5721

It was possible for certain browser prompts and dialogs to be activated or dismissed unintentionally by the user due to an insufficient activation-delay. This vulnerability affects Firefox 119, Firefox ESR 115.4, and Thunderbird 115.4.1...

Ubuntu 22.04 LTS / 23.04 : .Net regressions (USN-6362-2)

The remote Ubuntu 22.04 LTS / 23.04 host has packages installed that are affected by a vulnerability as referenced in the USN-6362-2 advisory. USN-6362-1 fixed vulnerabilities in .Net. It was discovered that the fix for CVE-2023-36799 was incomplete. This update fixes the problem. Tenable has...

CVE-2023-5729

A malicious web site can enter fullscreen mode while simultaneously triggering a WebAuthn prompt. This could have obscured the fullscreen notification and could have been leveraged in a spoofing attack. This vulnerability affects Firefox 119...

CVE-2023-5722

Using iterative requests an attacker was able to learn the size of an opaque response, as well as the contents of a server-supplied Vary header. This vulnerability affects Firefox 119...

USN-6450-1: OpenSSL vulnerabilities

Tony Battersby discovered that OpenSSL incorrectly handled key and initialization vector IV lengths. This could lead to truncation issues and result in loss of confidentiality for some symmetric cipher modes. CVE-2023-5363 Juerg Wullschleger discovered that OpenSSL incorrectly handled the AES-SIV...

USN-6444-2: Linux kernel (StarFive) vulnerabilities

Ross Lagerwall discovered that the Xen netback backend driver in the Linux kernel did not properly handle certain unusual packets from a paravirtualized network frontend, leading to a buffer overflow. An attacker in a guest VM could use this to cause a denial of service host system crash or...

Ubuntu 22.04 LTS : Linux kernel (StarFive) vulnerabilities (USN-6444-2)

The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6444-2 advisory. Ross Lagerwall discovered that the Xen netback backend driver in the Linux kernel did not properly handle certain unusual packets from a paravirtualized...

Ubuntu 20.04 ESM / 22.04 ESM : ImageMagick vulnerabilities (USN-5736-2)

The remote Ubuntu 20.04 ESM / 22.04 ESM host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-5736-2 advisory. USN-5736-1 fixed vulnerabilities in ImageMagick. This update provides the corresponding updates for Ubuntu 20.04 ESM and Ubuntu 22.04 ESM. On...

USN-6446-1: Linux kernel vulnerabilities

Ross Lagerwall discovered that the Xen netback backend driver in the Linux kernel did not properly handle certain unusual packets from a paravirtualized network frontend, leading to a buffer overflow. An attacker in a guest VM could use this to cause a denial of service host system crash or...

Ubuntu 22.04 LTS : Linux kernel (Azure CVM) vulnerabilities (USN-6223-1)

The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6223-1 advisory. It was discovered that the TUN/TAP driver in the Linux kernel did not properly initialize socket data. A local attacker could use this to cause a denial ...

Ubuntu 22.04 LTS : Linux kernel (OEM) vulnerabilities (USN-6443-1)

The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6443-1 advisory. Bien Pham discovered that the netfiler subsystem in the Linux kernel contained a race condition, leading to a use-after-free vulnerability. A local user...

Ubuntu 22.04 LTS : Linux kernel vulnerabilities (USN-6171-1)

The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6171-1 advisory. William Zhao discovered that the Traffic Control TC subsystem in the Linux kernel did not properly handle network packet retransmission in certain...

Ubuntu 22.04 LTS : Linux kernel (Intel IoTG) vulnerabilities (USN-6445-1)

The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6445-1 advisory. It was discovered that the IPv6 implementation in the Linux kernel contained a high rate of hash collisions in connection lookup table. A remote attacker...

Ubuntu 20.04 LTS / 22.04 LTS : Linux kernel (Intel IoTG) vulnerabilities (USN-6212-1)

The remote Ubuntu 20.04 LTS / 22.04 LTS host has a package installed that is affected by a vulnerability as referenced in the USN-6212-1 advisory. Hangyu Hua discovered that the Flower classifier implementation in the Linux kernel contained an out-of- bounds write vulnerability. An attacker could...

Ubuntu 22.04 LTS : Linux kernel (OEM) vulnerabilities (USN-6174-1)

The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6174-1 advisory. Jordy Zomer and Alexandra Sandulescu discovered that the Linux kernel did not properly implement speculative execution barriers in usercopy functions in...

Ubuntu 22.04 LTS : Linux kernel (Raspberry Pi) vulnerabilities (USN-6416-3)

The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6416-3 advisory. It was discovered that the IPv6 implementation in the Linux kernel contained a high rate of hash collisions in connection lookup table. A remote attacker...

Ubuntu: Security Advisory (USN-6437-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2023 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...