RLSA-2026:77690 Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: ipvlan: Make the addrslock be per port CVE-2026-23103 kernel: KVM: SEV: Require in-GHCB scratch area if GHCB v2+ is in use CVE-2026-53360 kernel: vsock/virtio: fix zerocopy completion for...

Security Bulletin: UPDATED security alert for multiple OpenSSL vulnerabilities impacting AIX. Updated On: Fri Oct 9 03:18:49 CDT 2026. Reason: Updated the iFix to include the previously missing OpenSSL 1.1 and 1.0.2 shared libraries.

Summary Vulnerabilities in OpenSSL could cause excessive memory consumption CVE-2026-54874, heap buffer overflow CVE-2026-63072, indefinite cache growth leading to denial of service CVE-2026-63074, invalid pointer dereference CVE-2026-63076, and authentication forgery CVE-2026-75803. OpenSSL is...

CVE-2026-36980-Kernel-BSOD-DoS-PoC

CVE-2026-36980-Kernel-BSOD-DoS-PoC Project Date : Feb 2026 / Discovered a buffer overflow vulnerability in the IOCTL handler of the pwdrvio.sys kernel driver. The vulnerability allows an unprivileged local attacker to corrupt kernel pool memory, triggering an immediate system crash BSOD and Denia...

CVE-2026-106432

A flaw was found in the MongoDB PHP Driver. In non-default runtime configurations permitting multi-gigabyte values, the BSON Binary JSON encoder converts large string lengths without validation, triggering an integer wrap and subsequent heap-based buffer overflow when encoding strings near four...

BIT-THRIFT-2026-91135 Apache Thrift: C++ `THeaderTransport::transform()` heap buffer overflow (write direction)

Heap-based buffer overflow vulnerability in Apache Thrift C++ THeaderTransport. When an application enables the ZLIB transform for the frames it sends, THeaderTransport::transform copies the compressed frame into the write buffer without making sure it fits. Data that does not compress, such as...

CVE-2026-27654-PoC

CVE-2026-27654 – nginx ngxhttpdavmodule DAV Alias Path Handling PoC This repository provides a proof‑of‑concept exploit for CVE‑2026‑27654 , a heap‑overflow vulnerability in the ngxhttpdavmodule of nginx. The bug arises from a size‑t underflow when handling MOVE/COPY requests with specially craft...

Security Bulletin: Vulnerabilities exists in IBM Netezza Appliance

Summary Vulnerabilities identified in IBM Netezza Appliance have been addressed in version 1.0.2.0 Vulnerability Details CVEID:CVE-2026-30892 DESCRIPTION: crun is an open source OCI Container Runtime fully written in C. In versions 1.19 through 1.26, the crun exec option -u --user is incorrectly...

Security Bulletin:Vulnerabilities exists in callhome of IBM Netezza Appliance

Summary Vulnerabilities identified in IBM Netezza Appliance have been addressed in security patch ina-release-callhomeimage-1.0.2.3. Vulnerability Details CVEID:CVE-2022-2042 DESCRIPTION: Use After Free in GitHub repository vim/vim prior to 8.2. CWE:CWE-416: Use After Free CVSS Source: IBM X-Forc...

CVE-2026-42533

CVE-2026-42533 — nginx two-pass capture clobbering Pre-auth heap overflow + info leak in nginx 0.9.6–1.30.3 / mainline ≤1.31.2 complex-value script engine; CVSS 9.2. Two trigger surfaces share the same root cause: HTTP regex location + regex map and stream sslpreread + SNI + regex map. In-depth...

kernel: scsi: target: configfs: Bound snprintf() return in tg_pt_gp_members_show()

A flaw was found in the Linux kernel's SCSI target subsystem. This vulnerability, a buffer overflow, occurs in the tgptgpmembersshow function when processing long iSCSI IQN names. An attacker could potentially exploit this by providing a specially crafted input, leading to the disclosure of...

CVE-2026-98206

A flaw was found in the Linux kernel's Cypress Generation 5 touchscreen cyttsp5 driver. This vulnerability can lead to a Denial of Service DoS due to memory corruption because the driver does not properly validate the size of incoming data reports before copying them into a fixed-size buffer. A...

Security Bulletin: A heap buffer overflow vulnerability in rsyslog impacts AIX.

Summary Vulnerabilities in Rsyslog could cause heap buffer overflow CVE-2026-78002. Rsyslog is used by AIX as logging daemon. Vulnerability Details CVEID:CVE-2026-78002 DESCRIPTION: A flaw was found in rsyslog. An unauthenticated remote attacker can trigger a heap buffer overflow in the...

DEBIAN-CVE-2026-98375

In the Linux kernel, the following vulnerability has been resolved: xen/netfront: drop RX packets with a short Ethernet header handleincomingqueue pulls pullto bytes into the head before calling ethtypetrans. pullto is the length of the first RX slot, capped at RXCOPYTHRESHOLD, and that length...

CVE-2026-19571

The ITE IT8xxx2 SHI host-command backend subsys/mgmt/echostcmd/backends/echostcmdbackendshiite.c copied the 8-byte host-command request header from the SPI Rx FIFO directly into the shared receive buffer data-inmsg and only afterwards checked the protocol version and the derived packet length. Th...

thm-ice-icecast-rce-privesc

TryHackMe — Ice: Icecast 2.0.1 RCE & Windows Privilege Escalation Platform: TryHackMe Target OS: Windows 7 / Windows Server 2008 R2 Difficulty: Easy Category: Buffer Overflow RCE, Local Privilege Escalation Summary This report documents the full compromise of the Ice machine on TryHackMe, from...

CVE-2025-5548

Breaking FreeFloat FTP: analysis and exploitation of CVE-2025-5548 Anderson Steven — Master in Cybersecurity, Module 6 Vulnerabilities Individual assignment: Methodology for vulnerability analysis and exploitation Why this repository I did not want to simply hand in "here is the exploit working"...

S5Late

S5Late Tethered iPod bootrom/DFU exploit. Currently only supports Nano 7G, to support Nano 6G offsets need to be updated. Running Put your iPod into DFU mode. Then run: ./S5Late hax 2024-12-15T23:11:34Z INFO S5Late We found an Apple Device in DFU mode. 2024-12-15T23:11:34Z INFO S5Late Succesfully...

CVE-2026-19569 Integer overflow in dynamic kernel object allocation allows user-mode threads to corrupt the kernel heap

dynamicobjectcreate in kernel/userspace/userspace.c computed the backing allocation for a dynamically allocated kernel object as objsizegetotype + size, and for thread stack elements as STACKELEMENTDATASIZEsize a round-up plus fixed overhead, without checking either expression for unsigned...

CVE-2026-19569

An integer overflow vulnerability exists in the Zephyr RTOS kernel's dynamic_object_create() function within kernel/userspace/userspace.c. The system fails to check for unsigned wrap-around when computing backing allocations for dynamically allocated kernel objects and thread stack elements. An u...

EUVD-2026-95529

dynamicobjectcreate in kernel/userspace/userspace.c computed the backing allocation for a dynamically allocated kernel object as objsizegetotype + size, and for thread stack elements as STACKELEMENTDATASIZEsize a round-up plus fixed overhead, without checking either expression for unsigned...