qt6-qtbase security update

An update is available for qt6-qtbase. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Qt is a software toolkit for developing applications. This package contai...

RLSA-2026:98636 Important: qt6-qtbase security update

Qt is a software toolkit for developing applications. This package contains base tools, like string, xml, and network handling. Security Fixes: qt5-qtbase: qt6-qtbase: qt: Denial of Service via excessively large HTTP Cache-Control header CVE-2026-76151 qt: qt: Denial of Service via crafted XML...

qt5-qtbase: qt6-qtbase: qt: Denial of Service via excessively large HTTP Cache-Control header

A flaw was found in the QtNetwork module of the Qt Framework. This out-of-bounds read vulnerability allows a remote attacker to cause a denial of service application crash. This occurs when an application using QNetworkAccessManager processes an excessively large HTTP Cache-Control header value...

Important: Red Hat Security Advisory: qt6-qtbase security update

An update for qt6-qtbase is now available for Red Hat Enterprise Linux 10.2 Extended Update Support. 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...

Important: Red Hat Security Advisory: qt6-qtbase security update

An update for qt6-qtbase is now available for Red Hat Enterprise Linux 10. 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 vulnerability fr...

qt5-qtbase: qt6-qtbase: qt: Denial of Service via excessively large HTTP Cache-Control header

A flaw was found in the QtNetwork module of the Qt Framework. This out-of-bounds read vulnerability allows a remote attacker to cause a denial of service application crash. This occurs when an application using QNetworkAccessManager processes an excessively large HTTP Cache-Control header value...

RHEL 10 : qt6-qtbase (RHSA-2026:99155)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:99155 advisory. Qt is a software toolkit for developing applications. This package contains base tools, like string, xml, and network handling. Security...

RHEL 10 : qt6-qtbase (RHSA-2026:98636)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:98636 advisory. Qt is a software toolkit for developing applications. This package contains base tools, like string, xml, and network handling. Security...

CVE-2026-76151

A flaw was found in the QtNetwork module of the Qt Framework. This out-of-bounds read vulnerability allows a remote attacker to cause a denial of service application crash. This occurs when an application using QNetworkAccessManager processes an excessively large HTTP Cache-Control header value...

qt5-qtbase: qt6-qtbase: qt: Denial of Service via excessively large HTTP Cache-Control header

A flaw was found in the QtNetwork module of the Qt Framework. This out-of-bounds read vulnerability allows a remote attacker to cause a denial of service application crash. This occurs when an application using QNetworkAccessManager processes an excessively large HTTP Cache-Control header value...

qt5-qtbase: qt6-qtbase: qt: Denial of Service via excessively large HTTP Cache-Control header

A flaw was found in the QtNetwork module of the Qt Framework. This out-of-bounds read vulnerability allows a remote attacker to cause a denial of service application crash. This occurs when an application using QNetworkAccessManager processes an excessively large HTTP Cache-Control header value...

CVE-2026-76151

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...

UBUNTU-CVE-2026-76151

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...

PT-2026-93427

Name of the Vulnerable Software and Affected Versions Qt versions 6.0.0 through 6.8.8 Qt versions 6.9.0 through 6.11.1 Description An out-of-bounds read, also known as a buffer over-read, occurs during the parsing of the HTTP Cache-Control response header within the QtNetwork module. A remote...

cache-control.txt

executive summary HTTP cache-control headers such as If-Modified-Since allow servers to track individual users in a manner similar to cookies, but with less constraints. This is a problem for user privacy against which browsers currently provide little protection. problem statement Alice is...