Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: bpf: Consider the return from setmemoryrox when using bpfjitbinarylockro. setmemoryrox may fail, leaving memory unprotected. Check the return value and bail out if bpfjitbinarylockro returns an error...

Unbreakable Enterprise kernel security update

5.15.0-320.202.8.4 - ptrace: slightly saner 'getdumpable' logic Linus Torvalds Orabug: 39391447 CVE-2026-46333 5.15.0-320.202.8.3 - nfsd: fix heap overflow in NFSv4.0 LOCK replay cache Jeff Layton Orabug: 39362036 CVE-2026-31402 - net/sched: Only allow actct to bind to clsact/ingress qdiscs and...

APEI/GHES: ARM processor Error: don't go past allocated memory

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CVE-2026-43277

In the Linux kernel, the following vulnerability has been resolved: APEI/GHES: ensure that won't go past CPER allocated record The logic at ghesnew prevents allocating too large records, by checking if they're bigger than GHESESTATUSMAXSIZE currently, 64KB. Yet, the allocation is done with the...

EUVD-2026-27163

An issue was discovered in Nix before 2.34.7 and Lix before 2.95.2. Unbounded recursion in the NAR Nix Archive parser could lead to a stack-to-heap overflow when the parser is run on a coroutine stack. The stack is allocated without a guard page, which means that a stack overflow could overwrite...

Linux Distros Unpatched Vulnerability : CVE-2026-31593

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - KVM: SEV: Reject attempts to sync VMSA of an already-launched/encrypted vCPU Reject synchronizing vCPU state to its associated VMSA if the vCPU has already been...

SUSE CVE-2026-31593

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Reject attempts to sync VMSA of an already-launched/encrypted vCPU Reject synchronizing vCPU state to its associated VMSA if the vCPU has already been launched, i.e. if the VMSA has already been encrypted. On a host wit...

CVE-2026-31670

In the Linux kernel, the following vulnerability has been resolved: net: rfkill: prevent unlimited numbers of rfkill events from being created Userspace can create an unlimited number of rfkill events if the system is so configured, while not consuming them from the rfkill file descriptor, causin...

CVE-2026-31593 KVM: SEV: Reject attempts to sync VMSA of an already-launched/encrypted vCPU

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Reject attempts to sync VMSA of an already-launched/encrypted vCPU Reject synchronizing vCPU state to its associated VMSA if the vCPU has already been launched, i.e. if the VMSA has already been encrypted. On a host wit...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013478)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013478 advisory. In the Linux kernel, the following vulnerability has been resolved: x86/tdx: Panic on bad configs that VE on private memory access All normal kernel memory is TDX...

CVE-2026-29644

XiangShan open-source high-performance RISC-V processor commit edb1dfaf7d290ae99724594507dc46c2c2125384 2024-11-28 has improper gating of its distributed CSR write-enable path, allowing illegal CSR write attempts to alter custom PMA Physical Memory Attribute CSR state. Though the RISC-V privilege...

FreeBSD-SA-26:11.amd64

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 ============================================================================= FreeBSD-SA-26:11.amd64 Security Advisory The FreeBSD Project Topic: Missing large page handling in pmappkruupdaterange Category: core Module: amd64 Announced: 2026-04-21...

CVE-2026-21733 GPU DDK - Incorrect flags validation in RGXDerivePTEProt8 can allow GPU to overwrite read-only shared memory (e.g. libc.so)

Software installed and run as a non-privileged user may conduct improper GPU system calls to gain write permission to read-only wrapped user-mode memory and files. This is caused by improper handling of GPU memory reservation protections...

CVE-2026-21733 GPU DDK - Incorrect flags validation in RGXDerivePTEProt8 can allow GPU to overwrite read-only shared memory (e.g. libc.so)

Software installed and run as a non-privileged user may conduct improper GPU system calls to gain write permission to read-only wrapped user-mode memory and files. This is caused by improper handling of GPU memory reservation protections...

PT-2026-33462

Name of the Vulnerable Software and Affected Versions The product name cannot be determined affected versions not specified Description Improper handling of GPU memory reservation protections allows software installed and run as a non-privileged user to conduct improper GPU system calls. This can...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007502)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007502 advisory. In the Linux kernel, the following vulnerability has been resolved: mm: hugetlb: avoid soft lockup when mprotect to large memory area When calling mprotect to a larg...

UBUNTU-CVE-2023-20585

Insufficient checks of the RMP on host buffer access in IOMMU may allow an attacker with privileges and a compromised hypervisor to trigger an out of bounds condition without RMP checks, resulting in a potential loss of confidential guest integrity...

Crypt::SecretBuffer 安全漏洞

Crypt::SecretBuffer is a cryptographic buffer module developed by NERDVANA’s individual developers, designed for secure storage and memory protection of sensitive data. Versions of Crypt::SecretBuffer prior to 0.019 contained security vulnerabilities, which were due to susceptibility to timing...

RansomTrack: A Hybrid Behavioral Analysis Framework for Ransomware Detection

Ransomware poses a serious and fast-acting threat to critical systems, often encrypting files within seconds of execution. Research indicates that ransomware is the most reported cybercrime in terms of financial damage, highlighting the urgent need for early-stage detection before encryption is...

HTTP Fetch, Reverse TCP Stager (No NX or Win7)

Fetch and execute an x86 payload from an HTTP server. Connect back to the attacker No NX Module Options msf use payload/cmd/windows/http/x86/patchupmeterpreter/reversenonxtcp msf payloadreversenonxtcp show actions ...actions... msf payloadreversenonxtcp set ACTION msf payloadreversenonxtcp show...