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

CVE-2026-11108 – Integer Overflow in Memory Allocator kmalloc Sim Program Code C root@kitploit: // 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 =...

Astra Linux – Vulnerability in ffmpeg5

FFmpeg v.n6.1-3-g466799d4f5 allows for memory consumption when using the colorcorrect filter, specifically in the avmalloc function located at line 105:9 of the libavutil/mem.c file...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mm: slub: Fix the invocation of flushcpuslab and freeslab in the task context. The commit 5a836bf6b09f “mm: slub: move the invocation of flushcpuslab and freeslab out of the IRQ context” fixes this issue by moving all invocations...

CVE-2026-74570

CVE-2026-74570 is a Linux kernel vulnerability affecting NTFS runlist handling. The issue stems from unsafe/overflow-prone size calculations in runlist element counts used by ntfs_rl_realloc() and ntfs_rl_realloc_nofail(). A fix was implemented by adding a shared helper to safely convert runlist ...

EUVD-2026-55614

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Fix use-after-free on vendor module reload mmudestroycaches destroys ptelistdesccache and mmupageheadercache, but leaves both pointers unchanged. The pointers live in kvm.ko, and therefore survive when a vendor modu...

Exploit for CVE-2025-7026

GIGABYTE H510M K V2 BIOS SMM Reverse-Engineering & CVE-2025-7...

CVE-2026-64368

A flaw was found in the Linux kernel's memory management subsystem. This issue occurs when the kernel's memory allocator attempts to zero out newly allocated memory, but an incorrect check prevents the full memory region from being cleared under specific configurations. This can lead to memory no...

CVE-2026-64368

In the Linux kernel, the following vulnerability has been resolved: mm/slab: do not limit zeroing to origsize when only red zoning is enabled When init zeroing on allocation is requested, for kmalloc we generally have to zero the full object size even if a smaller size is requested, in order to...

CVE-2026-52863

In NLnet Labs Unbound 1.25.0 up to and including 1.25.1, a fix that makes the 'respip' and 'dns64' modules work together, creates a shallow copy of the view name in effect that could lead to memory corruption if the owner of the original view name is jostled out when Unbound is under pressure...

PT-2026-63385

Name of the Vulnerable Software and Affected Versions NLnet Labs Unbound versions 1.25.0 through 1.25.1 Description A memory corruption issue exists when the software is under pressure and configured with an access-control-view and either the respip or rpz modules, alongside a module capable of...

CVE-2026-53994

ProFTPD modsftp contains a heap-based buffer overflow reachable by an authenticated SFTP user. The fxppacketread function accepts the attacker-supplied 32-bit big-endian SFTP packet length without a minimum sanity check. A value of 0 causes an unsigned subtraction elsewhere in the read path to...

CVE-2026-41154 GPU DDK - Incorrect Index Calculation in CMA Cleanup Path of AllocOSPages_Sparse

Software installed and run as a non-privileged user may cause OOB kernel memory reads or writes through GPU API calls. When indexing pages larger than 4kB in the page freeing logic of the sparse memory implementation, incorrect buffer indexing leads to OOB access...

SUSE CVE-2026-45971

In the Linux kernel, the following vulnerability has been resolved: bpf: Limit bpf program signature size Practical BPF signatures are significantly smaller than KMALLOCMAXCACHESIZE Allowing larger sizes opens the door for abuse by passing excessive size values and forcing the kernel into expensi...

CVE-2026-32792 Packet of death with DNSCrypt

NLnet Labs Unbound 1.6.2 up to and including version 1.25.0 has a denial of service vulnerability when compiled with DNSCrypt support '--enable-dnscrypt'. A bad DNSCrypt query could underflow Unbound's DNSCrypt packet reading procedure that may lead to heap overflow. A malicious actor can exploit...

CVE-2026-32792 Packet of death with DNSCrypt

NLnet Labs Unbound 1.6.2 up to and including version 1.25.0 has a denial of service vulnerability when compiled with DNSCrypt support '--enable-dnscrypt'. A bad DNSCrypt query could underflow Unbound's DNSCrypt packet reading procedure that may lead to heap overflow. A malicious actor can exploit...

EUVD-2026-31077

NLnet Labs Unbound 1.6.2 up to and including version 1.25.0 has a denial of service vulnerability when compiled with DNSCrypt support '--enable-dnscrypt'. A bad DNSCrypt query could underflow Unbound's DNSCrypt packet reading procedure that may lead to heap overflow. A malicious actor can exploit...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: kernel/kexec: fixed the issue when the kexec target address is allocated in the CMA area. Description of the bug When I tested kexec with the latest kernel, I encountered the following warning: 40.712410 ------------ cut here ---...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: BPF: Zeroing allocated objects from slabs in the BPF memory allocator Currently, the freed elements in the BPF memory allocator may be reused immediately. For the htab map, reusing these elements will reinitialize special fields ...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-021554)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021554 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: fix uninititialized value in 'ext4evictinode' Syzbot found the following issue:...