libtalloc

libtalloc libtalloc is a python script for use with GDB that can be used to analyse the "trivial allocator" talloc. An introduction is about talloc can be found here: https://talloc.samba.org/talloc/doc/html/index.html libtalloc was inspired by other gdb python scripts for analyzing heaps like...

salt

Welcome to salt , a tool to reverse and learn kernel heap memory management. It can be useful to develop an exploit, to debug your own kernel code, and, more importantly, to play with the kernel heap allocations and learn its inner workings. This tool helps tracing allocations and the current sta...

CVE-2026-11108-Integer-Overflow-in-Memory-Allocator-kmalloc-Sim-

CVE-2026-11108 – Integer Overflow in Memory Allocator kmalloc Sim Program Code C // allocsim.c - Vulnerable memory allocator include include include define MAXBLOCK 1024 void mymallocsizet size sizet total = size + sizeofsizet; // header if total MAXBLOCK return NULL; void ptr = malloctotal; if...

Bad_Hoist-WriteUp

Sleirsgoevy's version of BadHoist Write-up | CVE-2018-4386 !Note Background information about the PS4: The PlayStation 4 Console features a custom AMD x86-64 CPU 8 cores, it's Orbis OS is based on FreeBSD v9.0 with parts of NetBSD as well. It also includes a wide variety of additional open source...

cve-2011-3026-firefox

cve-2011-3026-firefox Example of exploiting CVE-2011-3026 on Firefox Linux/x86, from our Black Hat 2012 talk: "Exploiting the jemalloc Memory Allocator: Owning Firefox's Heap" Original slide deck available at: https://www.blackhat.com/html/bh-us-12/bh-us-12-archives.htmlArgyroudis Updated slide...

CVE-2026-98818

A flaw was found in the Linux kernel. When freeing memory through the slab allocator, the system may attempt to wake the kernel swap daemon while an internal scheduler lock is already held. This unsafe sequence can trigger a circular locking dependency and cause a system deadlock. A local user...

Exploit for Improperly Controlled Sequential Memory Allocation in Php

PHP Memory-Safety CVE Local Lab English · 中文README.zh-...

CVE-2026-98813

In the Linux kernel, the following vulnerability has been resolved: bpf: Hold map BTF for the memory allocator destructor record bpfmasetdtor duplicates map-record so that the bpfmemalloc destructor can release the special fields of hash and rhash map elements once the allocator frees them for...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: xdp: fix invalid wait context of pagepooldestroy If the driver uses a page pool, it creates a page pool with pagepoolcreate. The reference count of page pool is 1 as default. A page pool will be destroyed only when a reference...

Astra Linux – Vulnerability in unbound

Unbound before version 1.9.5 allows for an integer overflow in the regional allocator through regionalalloc. NOTE: The vendor denies that this is a vulnerability. Although the code may be vulnerable, an ongoing Unbound installation cannot be exploited remotely or locally...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: vmbus: Pages may be leaked if setmemoryencrypted fails. In CoCo VMs, it is possible for the untrusted host to cause setmemoryencrypted or setmemorydecrypted to fail, resulting in an error and the shared memory being...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: dma-buf: heaps: Fixed an issue where the CMA heap fault handler made a mistake in calculating the boundary. Until the VMDONTEXPAND flag was added in commit 1c1914d6e8c6 “dma-buf: heaps: Don’t track CMA dma-buf pages under RssFile...

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

In the Linux kernel, the following vulnerability has been resolved: soc: ti: k3-socinfo: Fixed the regmap leak that occurs during probe failures. The mmio regmap allocated during the probe never gets freed. We have switched to using the device-managed allocator, so that the regmap is released...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: vmbus – Track the decryption status in vmbusgpadl. In CoCo VMs, it is possible for the untrusted host to cause setmemoryencrypted or setmemorydecrypted to fail, resulting in an error and the shared memory being...

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

In the Linux kernel, the following vulnerability has been resolved: mm/slub: Avoid accessing metadata when the pointer is invalid in objecterr. objecterr reports details about an object for further debugging, such as the freelist pointer, redzone, etc. However, if the pointer is invalid, attempti...

Astra Linux – Vulnerability in unbound

Before version 1.9.5, Unbound allowed an integer overflow in the regional allocator through the ALIGNUP macro. NOTE: The vendor denies that this is a vulnerability. Although the code may be vulnerable, an ongoing Unbound installation cannot be remotely or locally exploited...

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

In the Linux kernel, the following vulnerability has been resolved: net/tipc: fixed the slab-use-after-free issue in tipcaeadencryptdone+0x4bd/0x510 net/tipc/crypto.c:840. Syzbot reported a slab-use-after-free with the following call trace:...

CVE-2026-104192

Prior to version 1.40 , the Dragonfly in-memory data store is vulnerable to a double-free issue in OpaqueObjLoader::CreateStream within src/server/rdb_load.cc. The flaw occurs when one streamNACK is associated with both a consumer group's global PEL and a consumer-local PEL; the system frees the ...

MGASA-2026-0500 Updated perl-Imager package fixes security vulnerabilities

Buffer read underflows on 32-bit sizet systems decoding EXIF data. CVE-2026-73638 Palette off-by-one discloses uninitialized heap memory. CVE-2026-93018 TGA reader: signed colourmaplength causes process-killing allocator abort. CVE-2026-93019 Unvalidated rawdatachannels can cause incorrect memory...

CVE-2026-104192: Double Free

Dragonfly is an in-memory data store built for modern application workloads. Prior to 1.40, OpaqueObjLoader::CreateStream in src/server/rdbload.cc can associate one streamNACK with a consumer group's global PEL and a consumer-local PEL, then free the shared object when a duplicate consumer entry ...