RHEL 8 : xorg-x11-server-Xwayland (RHSA-2026:26562)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:26562 advisory. Xwayland is an X server for running X clients under Wayland. Security Fixes: xorg-x11-server: xorg-x11-server-Xwayland: xorg-x11-server:...

Siemens RuggedCom Rox Uncontrolled Recursion (CVE-2025-9714)

Uncontrolled recursion inXPath evaluationin libxml2 up to and including version 2.9.14 allows a local attacker to cause a stack overflow via crafted expressions. XPath processing functions xmlXPathRunEval, xmlXPathCtxtCompile, and xmlXPathEvalExpr were resetting recursion depth to zero before...

CVE-2026-55199

libssh2 through 1.11.1, fixed in commit 1762685, contains a pre-authentication denial of service vulnerability in the SSHMSGEXTINFO handler in src/packet.c that allows a malicious SSH server to cause a client CPU exhaustion loop by sending a crafted extension count value. A malicious server can s...

DEBIAN-CVE-2026-55199

libssh2 through 1.11.1, fixed in commit 1762685, contains a pre-authentication denial of service vulnerability in the SSHMSGEXTINFO handler in src/packet.c that allows a malicious SSH server to cause a client CPU exhaustion loop by sending a crafted extension count value. A malicious server can s...

CVE-2026-49759

A flaw was found in Erlang OTP Open Telecom Platform erts, specifically within the inetdrv component. An unauthenticated remote attacker can exploit a stack-based buffer overflow vulnerability by sending a specially crafted Stream Control Transmission Protocol SCTP ERROR chunk. This can lead to a...

EUVD-2026-37551

Heap buffer overflow in WebRTC in Google Chrome on Windows prior to 149.0.7827.155 allowed a remote attacker to execute arbitrary code via a crafted HTML page. Chromium security severity: High...

EUVD-2026-37532

Heap buffer overflow in WebRTC in Google Chrome prior to 149.0.7827.155 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. Chromium security severity: High...

xorg-x11-server: xorg-x11-server-Xwayland: xorg-x11-server: stack buffer overflow in XKB SetMap request via mapWidths indexing

A stack-based buffer overflow flaw was found in the X.Org X server and Xwayland. XkbSetMapChecks declares a fixed-size stack buffer mapWidths256 indexed by key type index. The helper function CheckKeyTypes writes to this buffer at a client-controlled offset, allowing a stack buffer overflow. This...

Important: Red Hat Security Advisory: xorg-x11-server security, bug fix, and enhancement update

An update for xorg-x11-server is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerabilit...

CVE-2026-2674

CVE-2026-2674 is an Out-of-bounds Write vulnerability in RTI Connext Professional affecting Queueing Service, Core Libraries, and Persistence Service. Affected versions are Connext Professional: 6.1.0 through before 6.1.*; 7.0.0 through before 7.3.1.3; 7.4.0 through before 7.7.0. The root cause i...

CVE-2026-2674 Out-of-bounds Write vulnerability in RTI Connext Professional (Queueing Service,Core Libraries,Persistence Service) allows Overflow Buffers.

Out-of-bounds Write, Out-of-bounds Write, Out-of-bounds Write vulnerability in RTI Connext Professional Queueing Service,Core Libraries,Persistence Service allows Overflow Buffers, Overflow Buffers, Overflow Buffers.This issue affects Connext Professional: from 7.4.0 before 7.7.0, from 7.0.0 befo...

EUVD-2026-37757

Out-of-bounds Write, Out-of-bounds Write, Out-of-bounds Write vulnerability in RTI Connext Professional Queueing Service,Core Libraries,Persistence Service allows Overflow Buffers, Overflow Buffers, Overflow Buffers.This issue affects Connext Professional: from 7.4.0 before 7.7.0, from 7.0.0 befo...

CVE-2026-7300 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in RTI Connext Professional (Web Integration Service) allows Filter Failure through Buffer Overflow.

Buffer Copy without Checking Size of Input 'Classic Buffer Overflow' vulnerability in RTI Connext Professional Web Integration Service allows Filter Failure through Buffer Overflow.This issue affects Connext Professional: from 7.4.0 before 7., from 7.0.0 before 7.3.1.3, from 6.1.2 before 6.1...

EUVD-2026-37753

Buffer Copy without Checking Size of Input 'Classic Buffer Overflow' vulnerability in RTI Connext Professional Web Integration Service allows Filter Failure through Buffer Overflow.This issue affects Connext Professional: from 7.4.0 before 7., from 7.0.0 before 7.3.1.3, from 6.1.2 before 6.1...

CVE-2026-7300

CVE-2026-7300 describes a buffer copy without checking input size in RTI Connext Professional (Web Integration Service), causing a classic buffer overflow. Affected products/versions: Connext Professional from 7.4.0 before 7.; 7.0.0 before 7.3.1.3; 6.1.2 before 6.1. . According to the NVD metrics...

EUVD-2026-37770

Heap-based Buffer Overflow vulnerability in RTI Connext Professional Core Libraries allows Overflow Variables and Tags.This issue affects Connext Professional: from 7.4.0 before 7.7.0, from 7.0.0 before 7.3.1.3, from 6.1.0 before 6.1., from 6.0.0 before 6.0., from 5.3.0 before 5.3., from 5.0.0...

CVE-2026-2467 Heap-based Buffer Overflow vulnerability in RTI Connext Professional (Core Libraries) allows Overflow Variables and Tags.

Heap-based Buffer Overflow vulnerability in RTI Connext Professional Core Libraries allows Overflow Variables and Tags.This issue affects Connext Professional: from 7.4.0 before 7.7.0, from 7.0.0 before 7.3.1.3, from 6.1.0 before 6.1., from 6.0.0 before 6.0., from 5.3.0 before 5.3., from 5.0.0...

CVE-2026-2467

Technical details (affected products, versions, root cause, impact, or remediation) are not publicly provided in the supplied documents; monitor for updates.

xorg-x11-server: xorg-x11-server-Xwayland: xorg-x11-server: stack buffer overflow in XKB SetMap request via mapWidths indexing

A stack-based buffer overflow flaw was found in the X.Org X server and Xwayland. XkbSetMapChecks declares a fixed-size stack buffer mapWidths256 indexed by key type index. The helper function CheckKeyTypes writes to this buffer at a client-controlled offset, allowing a stack buffer overflow. This...

xorg-x11-server: xorg-x11-server-Xwayland: xorg-x11-server: stack buffer overflow in XKB key types due to unchecked shift levels

A stack-based buffer overflow flaw was found in the X.Org X server and Xwayland. The X server has multiple stack buffers sized XkbMaxShiftLevel XkbNumKbdGroups but CheckKeyTypes does not verify or clamp non-canonical key types to XkbMaxShiftLevel. A client can change key types to excessive shift...