DEBIAN-CVE-2025-40300

In the Linux kernel, the following vulnerability has been resolved: x86/vmscape: Add conditional IBPB mitigation VMSCAPE is a vulnerability that exploits insufficient branch predictor isolation between a guest and a userspace hypervisor like QEMU. Existing mitigations already protect kernel/KVM...

Jump over ASLR - Branch Predictors

This project demonstrates applied research in C that illustrates concepts related to branch predictors, speculative execution, and cache-based side channels in the context of Address Space Layout Randomization ASLR...

Linux Distros Unpatched Vulnerability : CVE-2021-26313

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Potential speculative code store bypass in all supported CPU products, in conjunction with software vulnerabilities relating to speculative execution of...

Linux Distros Unpatched Vulnerability : CVE-2024-36348

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A transient execution vulnerability in some AMD processors may allow a user process to infer the control registers speculatively even if UMIP feature is enabled...

Linux Distros Unpatched Vulnerability : CVE-2020-0551

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Load value injection in some IntelR Processors utilizing speculative execution may allow an authenticated user to potentially enable information disclosure via ...

Linux Distros Unpatched Vulnerability : CVE-2023-52874

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: x86/tdx: Zero out the missing RSI in TDXHYPERCALL macro In the TDXHYPERCALL asm, after the...

Linux Distros Unpatched Vulnerability : CVE-2024-58000

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: iouring: prevent reg-wait speculations With ENTEREXTARGREG instead of passing a user pointer...

Linux Distros Unpatched Vulnerability : CVE-2017-5753

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Systems with microprocessors utilizing speculative execution and branch prediction may allow unauthorized disclosure of information to an attacker with local us...

Linux Distros Unpatched Vulnerability : CVE-2018-3620

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Systems with microprocessors utilizing speculative execution and address translations may allow unauthorized disclosure of information residing in the L1 data...

Linux Distros Unpatched Vulnerability : CVE-2018-3665

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - System software utilizing Lazy FP state restore technique on systems using Intel Core-based microprocessors may potentially allow a local process to infer data...

Linux Distros Unpatched Vulnerability : CVE-2019-19338

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A flaw was found in the fix for CVE-2019-11135, in the Linux upstream kernel versions before 5.5 where, the way Intel CPUs handle speculative execution of...

Linux Distros Unpatched Vulnerability : CVE-2021-47277

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - kvm: avoid speculation-based attacks from out-of-range memslot accesses KVM's mechanism for accessing guest memory translates a guest physical address gpa to a...

Medium: pam

Issue Overview: A vulnerability was found in PAM. The secret information is stored in memory, where the attacker can trigger the victim program to execute by sending characters to its standard input stdin. As this occurs, the attacker can train the branch predictor to execute an ROP chain...

Linux Distros Unpatched Vulnerability : CVE-2017-5754

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Systems with microprocessors utilizing speculative execution and indirect branch prediction may allow unauthorized disclosure of information to an attacker with...

Linux Distros Unpatched Vulnerability : CVE-2018-3646

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Systems with microprocessors utilizing speculative execution and address translations may allow unauthorized disclosure of information residing in the L1 data...

Medium: pam

Issue Overview: A vulnerability was found in PAM. The secret information is stored in memory, where the attacker can trigger the victim program to execute by sending characters to its standard input stdin. As this occurs, the attacker can train the branch predictor to execute an ROP chain...

Security update for xen

This update for xen fixes the following issues: Security fixes: CVE-2024-28956: Fixed Intel CPU: Indirect Target Selection ITS XSA-469 bsc1243117 CVE-2024-53241: Fixed Xen hypercall page unsafe against speculative attacks XSA-466 bsc1234282 CVE-2025-1713: Fixed deadlock potential with VT-d and...

kernel: dm ioctl: prevent potential spectre v1 gadget

A vulnerability was found in the Linux kernel's dm-ioctl interface in the lookupioctl function, which accepts a user-provided cmd value that is used to index the ioctls array directly. This issue could lead to an out-of-bounds access if the CPU speculatively executes the array access before cmd i...

kernel: dm ioctl: prevent potential spectre v1 gadget

A vulnerability was found in the Linux kernel's dm-ioctl interface in the lookupioctl function, which accepts a user-provided cmd value that is used to index the ioctls array directly. This issue could lead to an out-of-bounds access if the CPU speculatively executes the array access before cmd i...

AMD Warns of New Transient Scheduler Attacks Impacting a Wide Range of CPUs

Semiconductor company AMD is warning of a new set of vulnerabilities affecting a broad range of chipsets that could lead to information disclosure. The flaws, collectively called Transient Scheduler Attacks TSA, manifest in the form of a speculative side channel in its CPUs that leverage executio...