error handling in x86 IOMMU identity mapping

ISSUE DESCRIPTION Certain PCI devices in a system might be assigned Reserved Memory Regions specified via Reserved Memory Region Reporting, "RMRR" for Intel VT-d or Unity Mapping ranges for AMD-Vi. These are typically used for platform tasks such as legacy USB emulation. Since the precise purpose...

Ubuntu 24.04 LTS : Linux kernel vulnerabilities (USN-6949-2)

"The remote Ubuntu 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6949-2 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws i...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Fix RPC client cleaned up the freed pipefs dentries CVE-2023-52803 In the Linux kernel, the following vulnerability has been resolved: net: relax socket state check at accept time. CVE-2024-36484 In the...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: scsi: core: Fix a use-after-free CVE-2022-48666 In the Linux kernel, the following vulnerability has been resolved: net: relax socket state check at accept time. CVE-2024-36484 In the Linux kernel, the following...

Ubuntu 24.04 LTS : Linux kernel (Azure) vulnerabilities (USN-6952-2)

"The remote Ubuntu 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6952-2 advisory. Benedict Schlter, Supraja Sridhara, Andrin Bertschi, and Shweta Shinde discovered that an untrusted hypervisor could inject malicious VC interrupts and...

CLSA-2024-1723495305 Fix of 19 CVEs

CVE-url: https://ubuntu.com/security/CVE-2024-42068 - bpf: Take return from setmemoryro into account with bpfproglockro CVE-url: https://ubuntu.com/security/CVE-2024-42079 - gfs2: Fix NULL pointer dereference in gfs2logflush CVE-url: https://ubuntu.com/security/CVE-2024-42226 - usb: xhci: prevent...

CLSA-2024-1723494706 Fix of 19 CVEs

CVE-url: https://ubuntu.com/security/CVE-2024-42068 - bpf: Take return from setmemoryro into account with bpfproglockro CVE-url: https://ubuntu.com/security/CVE-2024-42079 - gfs2: Fix NULL pointer dereference in gfs2logflush CVE-url: https://ubuntu.com/security/CVE-2024-42226 - usb: xhci: prevent...

USN-6955-1 linux-oem-6.8 vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM32 architecture; - ARM64 architecture; - M68K architecture; - OpenRISC architecture; - PowerPC architecture; -...

USN-6955-1: Linux kernel (OEM) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM32 architecture; - ARM64 architecture; - M68K architecture; - OpenRISC architecture; - PowerPC architecture; -...

Ubuntu 24.04 LTS : Linux kernel (OEM) vulnerabilities (USN-6955-1)

"The remote Ubuntu 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6955-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws i...

Ubuntu: Security Advisory (USN-6926-3)

The remote host is missing an update for the SPDX-FileCopyrightText: 2024 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-6926-3: Linux kernel (Azure) vulnerabilities

黄思聪 discovered that the NFC Controller Interface NCI implementation in the Linux kernel did not properly handle certain memory allocation failure conditions, leading to a null pointer dereference vulnerability. A local attacker could use this to cause a denial of service system crash...

USN-6952-1: Linux kernel vulnerabilities

Benedict Schlüter, Supraja Sridhara, Andrin Bertschi, and Shweta Shinde discovered that an untrusted hypervisor could inject malicious VC interrupts and compromise the security guarantees of AMD SEV-SNP. This flaw is known as WeSee. A local attacker in control of the hypervisor could use this to...

Oracle Linux 8 : kernel (ELSA-2024-5101)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2024-5101 advisory. - ionic: fix use after netifnapidel CKI Backport Bot RHEL-47624 CVE-2024-39502 - ionic: clean interrupt before enabling queue to avoid credit race CKI...

Ubuntu 24.04 LTS : Linux kernel vulnerabilities (USN-6952-1)

"The remote Ubuntu 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6952-1 advisory. Benedict Schlter, Supraja Sridhara, Andrin Bertschi, and Shweta Shinde discovered that an untrusted hypervisor could inject malicious VC interrupts and...

Ubuntu 16.04 LTS : Linux kernel (Azure) vulnerabilities (USN-6926-3)

The remote Ubuntu 16.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6926-3 advisory. discovered that the NFC Controller Interface NCI implementation in the Linux kernel did not properly handle certain memory allocation failure conditions,...

CVE-2024-42244

In the Linux kernel, the following vulnerability has been resolved: USB: serial: mos7840: fix crash on resume Since commit c49cfa917025 "USB: serial: use generic method if no alternative is provided in usb serial layer", USB serial core calls the generic resume implementation when the driver has...

CVE-2024-42236

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: configfs: Prevent OOB read/write in usbstringcopy Userspace provided string 's' could trivially have the length zero. Left unchecked this will firstly result in an OOB read in the form if str0 - 1 == '\n' followed...

CVE-2024-40927

In the Linux kernel, the following vulnerability has been resolved: xhci: Handle TD clearing for multiple streams case When multiple streams are in use, multiple TDs might be in flight when an endpoint is stopped. We need to issue a Set TR Dequeue Pointer for each, to ensure everything is reset...

kernel: usb: typec: ucsi: Limit read size on v1.2

In the Linux kernel, the following vulnerability has been resolved: usb: typec: ucsi: Limit read size on v1.2 The Linux kernel CVE team has assigned CVE-2024-35924 to this issue. Upstream advisory: https://lore.kernel.org/linux-cve-announce/2024051914-CVE-2024-35924-90f6@gregkh/T...