CVE-2026-76151: Out-of-bounds Read

Out-of-bounds read buffer over-read in the HTTP Cache-Control response header parsing in the QtNetwork module in Qt Group Qt 6.0.0 through 6.8.8, and 6.9.0 through 6.11.1, allows remote attackers to cause a denial of service application crash via an excessively large Cache-Control header value...

Astra Linux – Vulnerability in Qt4-X11

An integer overflow vulnerability exists in qsvghandler.cpp in Qt qtsvg versions 5.15.1, 6.0.0, 6.0.2, and 6.2, allowing local attackers to cause a denial of service DoS attack...

Astra Linux – Vulnerability in qtbase-opensource-src

Before Qt 6.4.3, a denial-of-service attack was possible due to a crafted string when using the SQL ODBC driver plugin, especially if the size of SQLTCHAR was 4. The affected versions include 5.x before 5.15.13, 6.x before 6.2.8, and 6.3.x before 6.4.3...

Astra Linux – Vulnerability in qtbase-opensource-src

In Qt 5.9.x through 5.15.x before 5.15.9, and 6.x before 6.2.4 on Linux and UNIX, QProcess could execute a binary from the current working directory when it was not found in the PATH...

Astra Linux – Vulnerability in Qt4-X11

A issue was discovered in Qt between versions 5.12.9, 5.13.x, and 5.15.x up to 5.15.1. The readxbmbody function in gui/image/qxbmhandler.cpp has a buffer over-read issue...

Astra Linux – Vulnerability in qtbase-opensource-src

A issue was discovered in the HTTP2 implementation in Qt before 5.15.17, 6.x before 6.2.11, 6.3.x through 6.5.x before 6.5.4, and 6.6.x before 6.6.2. There is an incorrect HPack integer overflow check in network/access/http2/hpacktable.cpp...

Astra Linux – Vulnerability in Qt4-X11, qtsvg-opensource-src

In Qt versions prior to 5.15.14, 6.0.x through 6.2.x before 6.2.9, and 6.3.x through 6.5.x before 6.5.1, the initialization of munitsPerEm in QtSvg QSvgFont is handled incorrectly...

Astra Linux – Vulnerability in qtbase-opensource-src

A issue was discovered in Qt 5.x before 5.15.14, 6.x before 6.2.9, and 6.3.x through 6.5.x before 6.5.1. QDnsLookup has a buffer over-read issue due to a crafted reply from a DNS server...

Astra Linux – Vulnerability in qtbase-opensource-src

A issue was discovered in HTTP2 in Qt before 5.15.18, 6.x before 6.2.13, 6.3.x through 6.5.x before 6.5.7, and 6.6.x through 6.7.x before 6.7.3. Code that makes security-related decisions regarding established connections may execute prematurely, because the encrypted signal has not yet been...

Astra Linux – Vulnerability in qt4-x11, qtbase-opensource-src

A issue was discovered in Qt before version 5.15.15, in versions 6.x before 6.2.10, and in versions 6.3.x through 6.5.x before 6.5.3. There are infinite loops in recursive entity expansion...

Astra Linux – Vulnerability in qt4-x11, qtbase-opensource-src

A issue was discovered in Qt before version 5.15.15, in versions 6.x before 6.2.9, and in versions 6.3.x through 6.5.x before 6.5.1. When an SVG file containing an image is rendered, a QTextLayout buffer overflow can occur...

Astra Linux – Vulnerability in qt4-x11, qtbase-opensource-src

In Qt versions prior to 5.15.15, 6.x before 6.2.9, and 6.3.x through 6.5.x before 6.5.2, there may be an application crash in QXmlStreamReader due to a crafted XML string, causing a situation where a prefix is greater than a certain length...

Astra Linux – Vulnerability in qtdeclarative-opensource-src

Unlimited or throttled resource allocation, improper validation of the specified quantity in input parameters, and vulnerabilities in The Qt Company’s Qt framework on Windows, MacOS, Linux, iOS, Android, x86, ARM, 64-bit, and 32-bit platforms can lead to excessive resource allocation. This issue...

Astra Linux - Vulnerability in qtbase-opensource-src

A vulnerability was discovered in Qt prior to version 5.15.14, in 6.x prior to version 6.2.9, and in 6.3.x through 6.5.x prior to version 6.5.1. Qt Network incorrectly parses the strict-transport-security HSTS header, allowing unencrypted connections to be established, even when explicitly...

Astra Linux – Vulnerability in qt4-x11, qtbase-opensource-src

A issue was discovered in Qt before version 5.15.15, in versions 6.x before 6.2.9, and in versions 6.3.x through 6.5.x before 6.5.2. Certificate validation for TLS does not always consider whether the root of a chain is a configured CA certificate...

MiracleLinux 8 : qt5-qtbase-5.15.3-9.el8_10 (AXSA:2026-1824:01)

The remote MiracleLinux 8 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2026-1824:01 advisory. qt: Qt: Denial of Service via out-of-bounds read in text codec handling CVE-2026-9499 Tenable has extracted the preceding description block directly from the...

AZL-101111 CVE-2026-13326 affecting package qt6-qtconnectivity 6.5.7-1

An out-of-bounds read in Qt NFC's language code length parsing allows a physically proximate attacker to cause a denial of service or limited memory disclosure via a crafted NFC tag...

CVE-2026-13326

An out-of-bounds read in Qt NFC's language code length parsing allows a physically proximate attacker to cause a denial of service or limited memory disclosure via a crafted NFC tag...

EUVD-2026-75974

An out-of-bounds read in Qt NFC's language code length parsing allows a physically proximate attacker to cause a denial of service or limited memory disclosure via a crafted NFC tag...

CVE-2026-13326 Out-of-bounds read and integer underflow vulnerability in QNdefNfcTextRecord impacts Qt NFC module

An out-of-bounds read in Qt NFC's language code length parsing allows a physically proximate attacker to cause a denial of service or limited memory disclosure via a crafted NFC tag...