CLSA-2023-1698248409 Fix of 6 CVEs

CVE-2023-42752 // CVE-url: https://ubuntu.com/security/CVE-2023-42752 - igmp: limit igmpv3newpack packet size to IPMAXMTU CVE-2023-4623 // CVE-url: https://ubuntu.com/security/CVE-2023-4623 - net/sched: schhfsc: Ensure inner classes have fsc curve CVE-2023-34319 // CVE-url:...

Zephyr Security Breach

Zephyr is an extensible real-time operating system RTOS open-sourced by the Zephyr Project. A security vulnerability exists in Zephyr 3.4.0 and earlier versions, which stems from a possible buffer overflow in the Bluetooth subsystem due to disabled assertions in /subsys/bluetooth/host/hcicore.c...

CVE-2023-5753 Potential buffer overflow vulnerabilities in the Zephyr Bluetooth subsystem

Potential buffer overflows in the Bluetooth subsystem due to asserts being disabled in /subsys/bluetooth/host/hcicore.c...

PT-2023-8755 · Zephyr · Zephyr

Name of the Vulnerable Software and Affected Versions: Zephyr affected versions not specified Description: The issue is related to potential buffer overflows in the Bluetooth subsystem due to asserts being disabled in /subsys/bluetooth/host/hci core.c. This vulnerability is associated with...

USN-6439-2 linux-aws vulnerabilities

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 could use this to cause a denial of service excessive CPU consumption. CVE-2023-1206 Yu Hao and Weiteng Chen discovered that the Bluetooth HCI...

Ubuntu: Security Advisory (USN-6439-1)

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...

USN-6440-1 linux, linux-aws, linux-azure, linux-azure-4.15, linux-gcp, linux-gcp-4.15, linux-hwe, linux-kvm, linux-oracle vulnerabilities

Seth Jenkins discovered that the Linux kernel did not properly perform address randomization for a per-cpu memory management structure. A local attacker could use this to expose sensitive information kernel memory or in conjunction with another kernel vulnerability. CVE-2023-0597 It was discovere...

October 10, 2023—KB5031416 (Monthly Rollup)

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KB5031364: Windows Server 2022 / Azure Stack HCI 22H2 Security Update (October 2023)

The remote Windows host is missing security update 5031364. It is, therefore, affected by multiple vulnerabilities - The HTTP/2 protocol allows a denial of service server resource consumption because request cancellation can reset many streams quickly, as exploited in the wild in August through...

Ubuntu 20.04 LTS : Linux kernel (BlueField) vulnerabilities (USN-6397-1)

The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6397-1 advisory. Daniel Moghimi discovered that some IntelR Processors did not properly clear microarchitectural state after speculative execution of various instructions...

Kernel: bluetooth: Unauthorized management command execution

A vulnerability was found in the HCI sockets implementation due to a missing capability check in net/bluetooth/hcisock.c in the Linux Kernel. This flaw allows an attacker to unauthorized execution of management commands, compromising the confidentiality, integrity, and availability of Bluetooth...

Ubuntu 22.04 LTS : Linux kernel (OEM) vulnerabilities (USN-6385-1)

The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6385-1 advisory. It was discovered that some AMD x86-64 processors with SMT enabled could speculatively execute instructions using a return address from a sibling thread....

2023-09 Cumulative security Hotpatch for Azure Stack HCI, version 21H2 and Windows Server 2022 Datacenter: Azure Edition for x64-based Systems (KB5030325)

Install this update to resolve issues in Windows. For a complete listing of the issues that are included in this update, see the associated Microsoft Knowledge Base article for more information...

September 12, 2023—KB5030216 (OS Build 20348.1970)

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September 12, 2023—KB5030271 (Monthly Rollup)

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KB5030216: Windows Server 2022 / Azure Stack HCI 22H2 Security Update (September 2023)

The remote Windows host is missing security update 5030216 or Azure Hot Patch 5030325. It is, therefore, affected by multiple vulnerabilities - Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability CVE-2023-35355 - DHCP Server Service Denial of Service Vulnerability...

September 12, 2023-KB5030177 Cumulative Update for .NET Framework 3.5 and 4.8 for Azure Stack HCI, version 22H2

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USN-6357-1 linux-ibm, linux-ibm-5.4 vulnerabilities

Daniel Moghimi discovered that some IntelR Processors did not properly clear microarchitectural state after speculative execution of various instructions. A local unprivileged user could use this to obtain to sensitive information. CVE-2022-40982 Ruihan Li discovered that the bluetooth subsystem ...

Ubuntu 18.04 ESM / 20.04 LTS : Linux kernel (IBM) vulnerabilities (USN-6357-1)

The remote Ubuntu 18.04 ESM / 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6357-1 advisory. Daniel Moghimi discovered that some IntelR Processors did not properly clear microarchitectural state after speculative execution of various...

USN-6349-1 linux-azure vulnerabilities

Ruihan Li discovered that the bluetooth subsystem in the Linux kernel did not properly perform permissions checks when handling HCI sockets. A physically proximate attacker could use this to cause a denial of service bluetooth communication. CVE-2023-2002 Zi Fan Tan discovered that the binder IPC...