Researchers have disclosed technical details on a new AMD processor attack that allows remote code execution inside confidential VMs.
The post New StackWarp Attack Threatens Confidential VMs on AMD Processors appeared first on SecurityWeek.
Intel, AMD Processors Affected by PCIe Vulnerabilities
The PCIe flaws, found by Intel employees, can be exploited for information disclosure, escalation of privilege, or DoS.
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RMPocalypse: New Attack Breaks AMD Confidential Computing
A vulnerability in RMP initialization allows the AMD processor’s x86 cores to maliciously control parts of the initial RMP state.
The post RMPocalypse: New Attack Breaks AMD Confidential Computing appeared first on SecurityWeek.
WireTap Attack Breaks Intel SGX Security
The attack uses a passive interposer to control the SGX enclave and extract the DCAP attestation key, breaking the mechanism.
The post WireTap Attack Breaks Intel SGX Security appeared first on SecurityWeek.
Researchers Earn $150,000 for L1TF Exploit Leaking Data From Public Cloud
L1TF Reloaded is a vulnerability combining the old L1TF and half-Spectre hardware flaws to bypass deployed software mitigations.
The post Researchers Earn $150,000 for L1TF Exploit Leaking Data From Public Cloud appeared first on SecurityWeek.
Chipmaker Patch Tuesday: Many Vulnerabilities Addressed by Intel, AMD, Nvidia
Intel, AMD and Nvidia have published security advisories describing vulnerabilities found recently in their products.
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Chipmaker Patch Tuesday: Intel, AMD, Arm Respond to New CPU Attacks
Intel, AMD and Arm each published security advisories on Patch Tuesday, including for newly disclosed CPU attacks.
The post Chipmaker Patch Tuesday: Intel, AMD, Arm Respond to New CPU Attacks appeared first on SecurityWeek.
GhostWrite Vulnerability Facilitates Attacks on Devices With RISC-V CPU
Researchers disclose the details of GhostWrite, a RISC-V CPU vulnerability that can be exploited to gain full access to targeted devices.
The post GhostWrite Vulnerability Facilitates Attacks on Devices With RISC-V CPU appeared first on SecurityWeek.
New TikTag Attack Targets Arm CPU Security Feature
Researchers have targeted the MTE security feature in Arm CPUs and showed how attackers could bypass protections.
The post New TikTag Attack Targets Arm CPU Security Feature appeared first on SecurityWeek.
Researchers Resurrect Spectre v2 Attack Against Intel CPUs
VUSec researchers resurrect Spectre v2 attack, showing that it works against the Linux kernel on the latest-generation Intel CPUs.
The post Researchers Resurrect Spectre v2 Attack Against Intel CPUs appeared first on SecurityWeek.
