SUSE CVE-2024-43874

In the Linux kernel, the following vulnerability has been resolved: crypto: ccp - Fix null pointer dereference in sevsnpshutdownlocked Fix a null pointer dereference induced by DEBUGTESTDRIVERREMOVE. Return from sevsnpshutdownlocked if the pspdevice or the sevdevice structs are not initialized...

CVE-2023-20584

IOMMU improperly handles certain special address ranges with invalid device table entries DTEs, which may allow an attacker with privileges and a compromised Hypervisor to induce DTE faults to bypass RMP checks in SEV-SNP, potentially leading to a loss of guest integrity. Mitigation Red Hat has...

CVE-2023-31356

A flaw was found in hw in the SNP-SEV firmware. This flaw could allow a privileged attacker to corrupt a guest's private memory, potentially resulting in the loss of data integrity of the guest. Mitigation Mitigation for this issue is either not available or the currently available options do not...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: iouring: drop any code related to SCMRIGHTS CVE-2023-52656 Integer Overflow or Wraparound vulnerability in Linux kernel on x86 and ARM md, raid, raid5 modules allows Forced Integer Overflow. CVE-2024-23307 A...

CVE-2023-31356

Incomplete system memory cleanup in SEV firmware could allow a privileged attacker to corrupt guest private memory, potentially resulting in a loss of data integrity...

CVE-2023-31356

Incomplete system memory cleanup in SEV firmware could allow a privileged attacker to corrupt guest private memory, potentially resulting in a loss of data integrity...

DEBIAN-CVE-2023-31356

Incomplete system memory cleanup in SEV firmware could allow a privileged attacker to corrupt guest private memory, potentially resulting in a loss of data integrity...

CVE-2023-20584

IOMMU improperly handles certain special address ranges with invalid device table entries DTEs, which may allow an attacker with privileges and a compromised Hypervisor to induce DTE faults to bypass RMP checks in SEV-SNP, potentially leading to a loss of guest integrity...

CVE-2023-20584

IOMMU improperly handles certain special address ranges with invalid device table entries DTEs, which may allow an attacker with privileges and a compromised Hypervisor to induce DTE faults to bypass RMP checks in SEV-SNP, potentially leading to a loss of guest integrity...

UBUNTU-CVE-2023-20584

IOMMU improperly handles certain special address ranges with invalid device table entries DTEs, which may allow an attacker with privileges and a compromised Hypervisor to induce DTE faults to bypass RMP checks in SEV-SNP, potentially leading to a loss of guest integrity...

UBUNTU-CVE-2023-31356

Incomplete system memory cleanup in SEV firmware could allow a privileged attacker to corrupt guest private memory, potentially resulting in a loss of data integrity...

CVE-2023-31356

Incomplete system memory cleanup in SEV firmware could allow a privileged attacker to corrupt guest private memory, potentially resulting in a loss of data integrity...

CVE-2023-31356

Incomplete system memory cleanup in SEV firmware could allow a privileged attacker to corrupt guest private memory, potentially resulting in a loss of data integrity...

CVE-2023-31356

CVE-2023-31356: Incomplete memory cleanup in SEV firmware could allow a privileged attacker to corrupt guest private memory, potentially harming data integrity. Connected advisories (MiracleLinux AXSA:2024-8883/8884) reference this CVE among affected kernel/firmware components (linux-firmware pac...

CVE-2023-31356

Incomplete system memory cleanup in SEV firmware could allow a privileged attacker to corrupt guest private memory, potentially resulting in a loss of data integrity...

CVE-2023-20584

IOMMU improperly handles certain special address ranges with invalid device table entries DTEs, which may allow an attacker with privileges and a compromised Hypervisor to induce DTE faults to bypass RMP checks in SEV-SNP, potentially leading to a loss of guest integrity...

CVE-2023-20584

IOMMU improperly handles certain special address ranges with invalid device table entries DTEs, which may allow an attacker with privileges and a compromised Hypervisor to induce DTE faults to bypass RMP checks in SEV-SNP, potentially leading to a loss of guest integrity...

CVE-2023-20584

IOMMU improperly handles certain special address ranges with invalid device table entries DTEs, which may allow an attacker with privileges and a compromised Hypervisor to induce DTE faults to bypass RMP checks in SEV-SNP, potentially leading to a loss of guest integrity...

CVE-2023-20584

CVE-2023-20584 involves AMD IOMMU handling of certain address ranges with invalid DTEs. The issue can allow a local privileged attacker with a compromised Hypervisor to induce DTE faults and bypass SEV-SNP RMP checks, potentially compromising guest integrity. Connected advisories note affected ke...

USN-6957-1: Linux kernel (Oracle) 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...