PwnKit

PwnKit This repository contains an exploit I developed to understand how the Polkit Pkexec vulnerability works: CVE-2021-4034 Pkexec Local Privilege Escalation. Polkit formerly known as PolicyKit is a component that controls privileges on Unix-like operating systems. It provides an organized way...

AZL-99744 CVE-2026-0799 affecting package libpcap for versions less than 1.10.7-1

In BPF instructions that load/store a value from/to a scratch memory register the register index is an unsigned 32-bit integer and must not exceed 15, but libpcap BPF interpreter does not validate the value. In particular uncommon use cases a crafted filter program can cause the interpreter to tr...

CVE-2026-81666

An integer overflow was found in Corosync's handling of membership commit token messages. The length-validation check for these messages can be bypassed on 32-bit systems due to an integer overflow in the calculation of the expected message length, allowing a crafted network packet to trigger an...

Vulnerability of Firefox web browsers, Firefox ESR, and Thunderbird email client: This vulnerability arises from operations beyond the buffer in memory, allowing attackers to trigger a service failure.

The vulnerability in web browsers Firefox, Firefox ESR, and the email client Thunderbird is related to the execution of operations outside of the buffer in memory. Exploiting this vulnerability can allow a remote attacker to cause a service failure...

Astra Linux – Vulnerability in Chromium

In Google Chrome, memory access out of bounds in V8 before version 90.0.4430.85 allowed a remote attacker to potentially exploit heap corruption through a crafted HTML page...

Astra Linux – Vulnerability in Chromium

In Skia within Google Chrome, out-of-bounds memory access was allowed before version 128.0.6613.84. This allowed a remote attacker who had compromised the renderer process to perform out-of-bounds memory access through a crafted HTML page. Chromium security severity: High...

Astra Linux – Vulnerability in Chromium

Inappropriate implementation in WebAssembly in Google Chrome prior to 145.0.7632.159 allowed a remote attacker to perform out-of-bounds memory access via a crafted HTML page. Chromium security severity: High...

Astra Linux – Vulnerability in Chromium

Memory access out of bounds in V8 in Google Chrome prior to 144.0.7559.59 allowed a remote attacker to potentially exploit object corruption through a crafted HTML page. Chromium security severity: High...

The vulnerability of the web page rendering modules in WebKitGTK and WPE WebKit allows a hacker to induce a service failure.

The vulnerability of the Web page rendering modules in WebKitGTK and WPE WebKit relates to the execution of operations beyond the buffer boundaries in memory. Exploiting this vulnerability can allow a remote attacker to cause a service failure...

The vulnerability of the Audio component in Firefox and Firefox ESR web browsers, as well as in the Thunderbird email client, allows a hacker to trigger a service failure.

The vulnerability of the Audio component in Firefox and Firefox ESR web browsers, as well as in the Thunderbird email client, is related to the execution of operations outside of the buffer in memory. Exploiting this vulnerability could allow a remote attacker to cause a service failure...

EUVD-2026-62582

FFmpeg before commit b4c199c contains an incorrect integer narrowing conversion in the AV1 RTP packetizer libavformat/rtpencav1.c. The OBU size is cast to long before comparison against the remaining frame size. On targets where long is 32 bits, including 64-bit Windows, sufficiently large OBU si...

CVE-2026-21066

Improper input validation in libcodec2secflacdec.so prior to SMR Aug-2026 Release 1 allows local attackers to write out-of-bounds memory...

CVE-2026-21067

Improper input validation in libsmsd.so (Samsung Mobile), present before the August 2026 Security Maintenance Release, allows local attackers to write out-of-bounds memory, potentially achieving full system compromise. No public exploitation details are provided. Upgrade to SMR Aug-2026 Release 1...

Linux Distros Unpatched Vulnerability : CVE-2026-68108

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - drm/amdgpu/vce: fix integer overflow in image size Fix a security vulnerability where malicious VCE command streams with oversized dimensions e.g. 6553665536...

The vulnerability of the `nvmet_tcp_build_pdu_iovec()` function in the `drivers/nvme/target/tcp.c` file of the NVME kernel driver for the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the nvmettcpbuildpduiovec function in the drivers/nvme/target/tcp.c file of the NVME kernel driver for the Linux operating system is related to the execution of operations outside of the buffer in memory. Exploiting this vulnerability could allow a remote attacker to compromi...

The vulnerability of the WebCodecs component in Google Chrome and Microsoft Edge web browsers allows a hacker to trigger a service failure.

The vulnerability of the WebCodecs component in Google Chrome and Microsoft Edge relates to the execution of operations outside the buffer in memory. Exploiting this vulnerability could allow a malicious actor to cause service interruptions through a specially created HTML page...

DEBIAN-CVE-2026-63559

An integer overflow in the UAVariant arrayDimensions product computation in open62541 may allow a remote attacker to read out-of-bounds heap memory, potentially disclosing sensitive information...

CVE-2026-17729

Use after free in V8 in Google Chrome prior to 151.0.7922.72 allowed a remote attacker who had compromised the renderer process to potentially perform out of bounds memory access via a crafted HTML page. Chromium security severity: Medium...

CVE-2026-13873

An out of bounds memory access flaw was found in the Layout component of the Chromium browser. Upstream bugs: https://code.google.com/p/chromium/issues/detail?id=498085466...

CVE-2026-49745

Kernel software installed and running inside a Guest VM may post improper commands to the GPU Firmware to trigger a write of data outside the Guest's virtualised GPU memory. Software installed and run under a Guest VM can send commands to the GPU which result in out of bounds memory accesses. The...