Dirty-Frag-Analysis

Dirty Frag Deep Technical Analysis CVE-2026-43284 xfrm-ESP / CVE-2026-43500 RxRPC Linux kernel local privilege escalation vulnerability — PoC reverse engineering · Shellcode breakdown · Patch principles · Detection script Vulnerability Overview Dirty Frag exploits two independent vulnerabilities,...

CVE-2026-31431

CVE-2026-31431 - Copy Fail PoC Educational Proof of Concept for CVE-2026-31431 , also known as Copy Fail , a Linux kernel local privilege escalation vulnerability involving the AFALG / algifaead cryptographic interface. !WARNING This repository is provided strictly for educational, defensive, and...

CVE-2026-46300_Fragnesia

🧨 Fragnesia — CVE-2026-46300 Linux Kernel LPE Audit & Exploit Toolkit · Page-Cache / XFRM ESP-in-TCP espintcp Regression Interactive audit → LPE prerequisite detection → Automated exploit execution after confirmation ⚠️ Ethical & Legal Warning This tool is intended solely for legitimate and...

januscape

Januscape — Linux KVM/x86 guest-to-host escape tracking site Source for the Januscape patch-status tracker: a single-page site recording which distributions have shipped a fix for the KVM/x86 guest-to-host escape in the Linux kernel. Where the facts live Everything about the bug — CVE IDs, affect...

ipv6_frag_escape

IPV6FRAGESCAPE — Linux IPv6 fragmentation container escape tracking site Source for the IPV6FRAGESCAPE patch-status tracker: a single-page site recording which distributions have shipped a fix for the IPv6 fragmentation container escape in the Linux kernel. Where the facts live Everything about t...

same_type_object_reuse_exploits

PoC Same-Type/Same-Address Object Reuse Exploits PoC exploits developed by Mathias Krause associated with the blog at https://grsecurity.net/exploitinganddefendingagainstsametypeobjectreuse...

CVE-2026-90272

A flaw was found in the Linux kernel's perf: armpmuv3 component. The hwid branch stack field, which is passed to userspace, was not properly initialized by the Branch Record Buffer Extension BRBE driver. This could lead to the disclosure of uninitialized memory to userspace, potentially allowing ...

CVE-2026-98399

A flaw was found in the Linux kernel. On s390 IBM Z systems booted without an Initial Program Load IPL parameter block, such as during direct kernel boot, the kernel does not verify the parameter block before dereferencing it during dump operations. A local privileged user could trigger this...

CVE-2026-98400

A flaw was found in the Linux kernel's s390 architecture. On systems booted without an Initial Program Load IPL parameter block, such as direct virtual machine boots, the kernel crash shutdown handler unconditionally dereferences an uninitialized pointer when preparing crash data. If a crash...

linux-4.19.72_CVE-2022-36946

Linux kernel There are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. Please read Documentation/admin-guide/README.rst first. In order to build the documentation, use make htmldocs or make pdfdocs. The formatted documentatio...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: fixed a percpu memory leak in nftablesaddchain. It seems that the percpu memory issue related to chain statistics began to occur after the commit 3bc158f8d0330f0a “netfilter: nftables: mapping basechain...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: vfio/pci: fixed a potential memory leak in vfiointxenable If vfioirqctxalloc fails, it will lead to a ‘name’ memory leak...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Added a bounds check for the create lease context. A missing bounds check was added for the create lease context...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: intelth: msu: Fix for vmalloced buffers After committing the change f5ff79fddf0e “dma-mapping: remove CONFIGDMAREMAP”, there is a possibility that DMA buffers may be allocated using vmalloc, which can affect the MMAP mapping code...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: E-switch, Create ingress ACL when needed Currently, the ingress ACL is used for three features. It is created only when the vport metadata match and the prio tag is enabled. However, the active-backup lag mode also uses...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: xfrm: Validates the prefix length of new SA entries using the SA family, when sel.family is unset. This extends the validation introduced in commit 07bf7908950a “xfrm: Validates address prefix lengths in the xfrm selector”. The...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mm/damon/sysfs-scheme: Cleanup of subdirectories under the scheme dir setup failed. When the setup of the DAMOS-scheme DAMON sysfs directory fails after setting up the accesspattern/ directory, the subdirectories of the...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: gtp: Fixed a use-after-free in gtpencapdestroy. syzkaller reported a use-after-free in gtpencapdestroy. The same process freed “sk” and accessed it illegally. The commit e198987e7dd7 “gtp: fix suspicious RCU usage” added...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: virtio-net: fixed the len check in receivebig. receivebig limits the device-announced length by bigpacketsnumskbfrags + 1 PAGESIZE. This still results in an insufficient limit. addrecvbufbig sets sg1 to start at offset sizeofstru...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: 6lowpan: fixed the use-of-free issue in the NHC entry during the error path. The lowpannhcdouncompression function looks up an NHC descriptor while holding the lowpannhclock lock. If the descriptor does not have a uncompress...