libxml2: libxml2: Data integrity issues due to integer overflow in write callbacks

An integer overflow in the libxml2 xmlIO module occurs when data backlogs exceed maximum integer limits. This flaw passes negative length values to downstream write callbacks, creating an unsafe state that can lead to data corruption or compromise application confidentiality and integrity...

Astra Linux – Vulnerability in Qemu

In QEMU 4.2.0, a MemoryRegionOps object may lack read/write callback methods, which can lead to a NULL pointer dereferencing...

CVE-2026-86143

In xmlIO in libxml2 before 2.15.4, an inconsistency in xmlOutputWriteCallback and xmlBufUse causes negative lengths to reach write callbacks, aka a lack of a check for integer overflow before calling writecallback. This has security relevance for many types of uses of that length value within a...

OESA-2021-1211 qemu security update

QEMU is a FAST! processor emulator using dynamic translation to achieve good emulation speed. Security Fixes: In QEMU 4.2.0, a MemoryRegionOps object may lack read/write callback methods, leading to a NULL pointer dereference.CVE-2020-15469...

CVE-2020-15469

In QEMU 4.2.0, a MemoryRegionOps object may lack read/write callback methods, leading to a NULL pointer dereference...

[SECURITY] Fedora 18 Update: usbredir-0.5-1.fc18

The usbredir libraries allow USB devices to be used on remote and/or virtual hosts over TCP. The following libraries are provided: usbredirparser: A library containing the parser for the usbredir protocol usbredirhost: A library implementing the USB host side of a usbredir connection. All that an...