Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the ovpnnetxmit function in ovpn. This function continues to use an expired pointer after releasi...

Linux Distros Unpatched Vulnerability : CVE-2026-23240

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - tls: Fix race condition in tlsswcancelworktx This issue was discovered during a code audit. After canceldelayedworksync is called from tlsskprotoclose,...

CVE-2026-25953

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.23.0, xfAppUpdateWindowFromSurface reads from a freed xfAppWindow because the RDPGFX DVC thread obtains a bare pointer via xfrailgetwindow without any lifetime protection, while the main thread can concurrently...

CVE-2025-66494

A use-after-free vulnerability exists in the PDF file parsing of Foxit PDF Reader before 2025.2.1, 14.0.1, and 13.2.1 on Windows. A PDF object managed by multiple parent objects could be freed while still being referenced, potentially allowing a remote attacker to execute arbitrary code...

CVE-2025-40242 gfs2: Fix unlikely race in gdlm_put_lock

In the Linux kernel, the following vulnerability has been resolved: gfs2: Fix unlikely race in gdlmputlock In gdlmputlock, there is a small window of time in which the DFLUNMOUNT flag has been set but the lockspace hasn't been released, yet. In that window, dlm may still call gdlmast and gdlmbast...

EUVD-2019-5327

Malware in sbrugna...

CVE-2023-26495

An issue was discovered in Open Design Alliance Drawings SDK before 2024.1. A crafted DWG file can force the SDK to reuse an object that has been freed. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code...

SUSE CVE-2018-5099

A use-after-free vulnerability can occur when the widget listener is holding strong references to browser objects that have previously been freed, resulting in a potentially exploitable crash when these references are used. This vulnerability affects Thunderbird 52.6, Firefox ESR 52.6, and Firefo...

CVE-2021-40166

A maliciously crafted PNG file in Autodesk Image Processing component may be used to attempt to free an object that has already been freed while parsing them. This vulnerability may be exploited by attackers to execute arbitrary code...

CVE-2022-1419

The root cause of this vulnerability is that the ioctl$DRMIOCTLMODEDESTROYDUMB can decrease refcount of drmvgemgemobject created in vgemgemdumbcreate concurrently, and vgemgemdumbcreate will access the freed drmvgemgemobject...

CVE-2022-1419

The root cause of this vulnerability is that the ioctl$DRMIOCTLMODEDESTROYDUMB can decrease refcount of drmvgemgemobject created in vgemgemdumbcreate concurrently, and vgemgemdumbcreate will access the freed drmvgemgemobject...

kernel: use-after-free in net/bluetooth/hci_event.c when destroying an hci_chan

A use-after-free flaw was found in hcisendacl in the bluetooth host controller interface HCI in Linux kernel, where a local attacker with an access rights could cause a denial of service problem on the system The issue results from the object hchan, freed in hcidisconnloglinkcompleteevt, yet stil...

Mozilla: Use-after-free in WebRequestService

During browser shutdown, reference decrementing could have occured on a previously freed object, resulting in a use-after-free, memory corruption, and a potentially exploitable crash. This vulnerability affects Firefox 83, Firefox ESR 78.5, and Thunderbird 78.5...

Mozilla: Use-after-free in WebRequestService

During browser shutdown, reference decrementing could have occured on a previously freed object, resulting in a use-after-free, memory corruption, and a potentially exploitable crash. This vulnerability affects Firefox 83, Firefox ESR 78.5, and Thunderbird 78.5...

CVE-2019-14072

CVE-2019-14072 describes a race condition in Qualcomm/Snapdragon kernel/JPU handling leading to an unhandled paging request by dereferencing a freed object due to concurrent sparse free and sparse bind ioctls. Affected are Snapdragon Auto/Compute/IoT/Wearables platforms across numerous SoCs (e.g....

Software Defense: mitigating heap corruption vulnerabilities

Heap corruption vulnerabilities are the most common type of vulnerability that Microsoft addresses through security updates today. These vulnerabilities typically occur as a result of programming mistakes that make it possible to write beyond the bounds of a heap buffer a spatial issue or to plac...

PT-2013-3047 · Microsoft · Internet Explorer

Name of the Vulnerable Software and Affected Versions: Microsoft Internet Explorer version 8 Description: A use-after-free issue allows remote attackers to execute arbitrary code via a crafted web site that triggers access to a deleted object. Recommendations: For Microsoft Internet Explorer...

Mozilla Foundation Security Advisory 2010-28

Mozilla Foundation Security Advisory 2010-28 Title: Freed object reuse across plugin instances Impact: Critical Announced: June 22, 2010 Reporter: Microsoft Vulnerability Research Products: Firefox, SeaMonkey Fixed in: Firefox 3.6.4 Firefox 3.5.10 SeaMonkey 2.0.5 Description Microsoft Vulnerabili...

FreeBSD : mozilla -- multiple vulnerabilities (99858b7c-7ece-11df-a007-000f20797ede)

Mozilla Project reports : MFSA 2010-33 User tracking across sites using Math.random MFSA 2010-32 Content-Disposition: attachment ignored if Content-Type: multipart also present MFSA 2010-31 focus behavior can be used to inject or steal keystrokes MFSA 2010-30 Integer Overflow in XSLT Node Sorting...

FreeBSD : firefox -- Re-use of freed object due to scope confusion (ec8f449f-40ed-11df-9edc-000f20797ede)

Mozilla Project reports : MFSA 2009-25 Re-use of freed object due to scope confusion %NASLMINLEVEL 70300 C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were extracted from the FreeBSD VuXML database : Copyright 2003-2018 Jacques Vidrine and contributors...