PT-2024-11957 · Iommu +9 · Iommu +9

Name of the Vulnerable Software and Affected Versions: No specific software or versions are mentioned in the provided descriptions. Description: The issue concerns the improper handling of certain special address ranges with invalid device table entries DTEs by the IOMMU. This may allow an attack...

PT-2024-12280 · Amd +8 · Sev Firmware +8

Name of the Vulnerable Software and Affected Versions: SEV firmware affected versions not specified Description: The issue is related to incomplete system memory cleanup in SEV firmware, which could allow a privileged attacker to corrupt guest private memory. This potentially results in a loss of...

Ubuntu: Security Advisory (USN-6957-1)

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...

Ubuntu 20.04 LTS / 22.04 LTS : Linux kernel (Azure) vulnerabilities (USN-6956-1)

The remote Ubuntu 20.04 LTS / 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6956-1 advisory. Benedict Schlter, Supraja Sridhara, Andrin Bertschi, and Shweta Shinde discovered that an untrusted hypervisor could inject malicious VC...

Ubuntu 20.04 LTS : Linux kernel (Oracle) vulnerabilities (USN-6957-1)

The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6957-1 advisory. Benedict Schlter, Supraja Sridhara, Andrin Bertschi, and Shweta Shinde discovered that an untrusted hypervisor could inject malicious VC interrupts and...

AMD Server Vulnerabilities – August 2024

Bulletin ID: AMD-SB-3003 Potential Impact: Varies by CVE, see descriptions below Severity: Varies by CVE, see descriptions below Summary Potential vulnerabilities in the AMD Secure Processor ASP, AMD Secure Encrypted Virtualization SEV, AMD Secure Encrypted Virtualization – Secure Nested Paging...

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...

USN-6956-1: Linux kernel (Azure) 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...

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...

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...

CVE-2024-21978

Improper input validation in SEV-SNP could allow a malicious hypervisor to read or overwrite guest memory potentially leading to data leakage or data corruption...

CVE-2024-21978

Improper input validation in SEV-SNP could allow a malicious hypervisor to read or overwrite guest memory potentially leading to data leakage or data corruption...

CVE-2024-21978

CVE-2024-21978 involves improper input validation in SEV-SNP, enabling a malicious hypervisor with Local access and low complexity to read or overwrite guest memory, risking data leakage and data corruption. Reports tie this to AMD SEV-SNP firmware; advisories (AMD SB) indicate the issue is addre...

CVE-2024-21978

Improper input validation in SEV-SNP could allow a malicious hypervisor to read or overwrite guest memory potentially leading to data leakage or data corruption...

CLSA-2024-1722533082 kernel: Fix of 47 CVEs

afunix: Fix garbage collector racing against connect CVE-2024-26923 - netfilter: nftlimit: reject configurations that cause integer overflow CVE-2024-26668 - libbpf: Fix use-after-free in btfdumpnamedups CVE-2022-3534 - bpf: Fix partial dynptr stack slot reads/writes CVE-2023-39191 - ima: Fix...

Ubuntu: Security Advisory (USN-6921-2)

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...

Ubuntu 20.04 LTS / 22.04 LTS : Linux kernel vulnerabilities (USN-6923-1)

The remote Ubuntu 20.04 LTS / 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6923-1 advisory. Benedict Schlter, Supraja Sridhara, Andrin Bertschi, and Shweta Shinde discovered that an untrusted hypervisor could inject malicious VC...

Ubuntu 24.04 LTS : Linux kernel vulnerabilities (USN-6921-1)

The remote Ubuntu 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6921-1 advisory. Benedict Schlter, Supraja Sridhara, Andrin Bertschi, and Shweta Shinde discovered that an untrusted hypervisor could inject malicious VC interrupts and...

USN-6927-1: Linux kernel vulnerabilities

Ziming Zhang discovered that the DRM driver for VMware Virtual GPU did not properly handle certain error conditions, leading to a NULL pointer dereference. A local attacker could possibly trigger this vulnerability to cause a denial of service. CVE-2022-38096 Gui-Dong Han discovered that the...

USN-6927-1 linux-gcp-5.15 vulnerabilities

Ziming Zhang discovered that the DRM driver for VMware Virtual GPU did not properly handle certain error conditions, leading to a NULL pointer dereference. A local attacker could possibly trigger this vulnerability to cause a denial of service. CVE-2022-38096 Gui-Dong Han discovered that the...