UBUNTU-CVE-2025-5991

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Source
https://ubuntu.com/security/CVE-2025-5991
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-5991.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2025-5991
Upstream
Published
2025-06-11T08:15:00Z
Modified
2026-05-20T16:23:39.488919742Z
Severity
  • 2.1 (Low) CVSS_V4 - CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

There is a "Use After Free" vulnerability in Qt's QHttp2ProtocolHandler in the QtNetwork module. This only affects HTTP/2 handling, HTTP handling is not affected by this at all. This happens due to a race condition between how QHttp2Stream uploads the body of a POST request and the simultaneous handling of HTTP error responses. This issue only affects Qt 6.9.0 and has been fixed for Qt 6.9.1.

References

Affected packages

Ubuntu:16.04:LTS
qtbase-opensource-src-gles

Package

Name
qtbase-opensource-src-gles
Purl
pkg:deb/ubuntu/qtbase-opensource-src-gles?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

5.*
5.4.2+dfsg-2ubuntu9
5.5.1+dfsg-6ubuntu1
5.5.1+dfsg-10ubuntu1
5.5.1+dfsg-13ubuntu1
5.5.1+dfsg-13ubuntu2
5.5.1+dfsg-13ubuntu3
5.5.1+dfsg-14ubuntu1
5.5.1+dfsg-14ubuntu2
5.5.1+dfsg-14ubuntu3
5.5.1+dfsg-15ubuntu1
5.5.1+dfsg-16ubuntu1
5.5.1+dfsg-16ubuntu4
5.5.1+dfsg-16ubuntu5
5.5.1+dfsg-16ubuntu6

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "5.5.1+dfsg-16ubuntu6",
            "binary_name": "libqt5gui5-gles"
        },
        {
            "binary_version": "5.5.1+dfsg-16ubuntu6",
            "binary_name": "libqt5opengl5-gles"
        },
        {
            "binary_version": "5.5.1+dfsg-16ubuntu6",
            "binary_name": "qt5-qmake-gles"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-5991.json"
Ubuntu:20.04:LTS
qtbase-opensource-src-gles

Package

Name
qtbase-opensource-src-gles
Purl
pkg:deb/ubuntu/qtbase-opensource-src-gles?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

5.*
5.12.4+dfsg-1build1
5.12.5+dfsg-1
5.12.5+dfsg-2
5.12.8+dfsg-0ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "5.12.8+dfsg-0ubuntu1",
            "binary_name": "libqt5gui5-gles"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-5991.json"
Ubuntu:22.04:LTS
qt6-base

Package

Name
qt6-base
Purl
pkg:deb/ubuntu/qt6-base?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

6.*
6.2.2+dfsg-5ubuntu1
6.2.2+dfsg-6ubuntu1
6.2.2+dfsg-6ubuntu2
6.2.4+dfsg-1ubuntu1
6.2.4+dfsg-2ubuntu1
6.2.4+dfsg-2ubuntu1.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "6.2.4+dfsg-2ubuntu1.1",
            "binary_name": "libqt6concurrent6"
        },
        {
            "binary_version": "6.2.4+dfsg-2ubuntu1.1",
            "binary_name": "libqt6core6"
        },
        {
            "binary_version": "6.2.4+dfsg-2ubuntu1.1",
            "binary_name": "libqt6dbus6"
        },
        {
            "binary_version": "6.2.4+dfsg-2ubuntu1.1",
            "binary_name": "libqt6gui6"
        },
        {
            "binary_version": "6.2.4+dfsg-2ubuntu1.1",
            "binary_name": "libqt6network6"
        },
        {
            "binary_version": "6.2.4+dfsg-2ubuntu1.1",
            "binary_name": "libqt6opengl6"
        },
        {
            "binary_version": "6.2.4+dfsg-2ubuntu1.1",
            "binary_name": "libqt6openglwidgets6"
        },
        {
            "binary_version": "6.2.4+dfsg-2ubuntu1.1",
            "binary_name": "libqt6printsupport6"
        },
        {
            "binary_version": "6.2.4+dfsg-2ubuntu1.1",
            "binary_name": "libqt6sql6"
        },
        {
            "binary_version": "6.2.4+dfsg-2ubuntu1.1",
            "binary_name": "libqt6sql6-ibase"
        },
        {
            "binary_version": "6.2.4+dfsg-2ubuntu1.1",
            "binary_name": "libqt6sql6-mysql"
        },
        {
            "binary_version": "6.2.4+dfsg-2ubuntu1.1",
            "binary_name": "libqt6sql6-odbc"
        },
        {
            "binary_version": "6.2.4+dfsg-2ubuntu1.1",
            "binary_name": "libqt6sql6-psql"
        },
        {
            "binary_version": "6.2.4+dfsg-2ubuntu1.1",
            "binary_name": "libqt6sql6-sqlite"
        },
        {
            "binary_version": "6.2.4+dfsg-2ubuntu1.1",
            "binary_name": "libqt6test6"
        },
        {
            "binary_version": "6.2.4+dfsg-2ubuntu1.1",
            "binary_name": "libqt6widgets6"
        },
        {
            "binary_version": "6.2.4+dfsg-2ubuntu1.1",
            "binary_name": "libqt6xml6"
        },
        {
            "binary_version": "6.2.4+dfsg-2ubuntu1.1",
            "binary_name": "qmake6"
        },
        {
            "binary_version": "6.2.4+dfsg-2ubuntu1.1",
            "binary_name": "qmake6-bin"
        },
        {
            "binary_version": "6.2.4+dfsg-2ubuntu1.1",
            "binary_name": "qt6-base-dev-tools"
        },
        {
            "binary_version": "6.2.4+dfsg-2ubuntu1.1",
            "binary_name": "qt6-gtk-platformtheme"
        },
        {
            "binary_version": "6.2.4+dfsg-2ubuntu1.1",
            "binary_name": "qt6-qpa-plugins"
        },
        {
            "binary_version": "6.2.4+dfsg-2ubuntu1.1",
            "binary_name": "qt6-xdgdesktopportal-platformtheme"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-5991.json"
qtbase-opensource-src-gles

Package

Name
qtbase-opensource-src-gles
Purl
pkg:deb/ubuntu/qtbase-opensource-src-gles?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

5.*
5.15.2+dfsg-4
5.15.2+dfsg-5
5.15.3+dfsg-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "5.15.3+dfsg-1",
            "binary_name": "libqt5gui5-gles"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-5991.json"
Ubuntu:24.04:LTS
qt6-base

Package

Name
qt6-base
Purl
pkg:deb/ubuntu/qt6-base?arch=source&distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

6.*
6.4.2+dfsg-18
6.4.2+dfsg-19
6.4.2+dfsg-19build1
6.4.2+dfsg-20
6.4.2+dfsg-21
6.4.2+dfsg-21.1build4
6.4.2+dfsg-21.1build5

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "6.4.2+dfsg-21.1build5",
            "binary_name": "libqt6concurrent6t64"
        },
        {
            "binary_version": "6.4.2+dfsg-21.1build5",
            "binary_name": "libqt6core6t64"
        },
        {
            "binary_version": "6.4.2+dfsg-21.1build5",
            "binary_name": "libqt6dbus6t64"
        },
        {
            "binary_version": "6.4.2+dfsg-21.1build5",
            "binary_name": "libqt6gui6t64"
        },
        {
            "binary_version": "6.4.2+dfsg-21.1build5",
            "binary_name": "libqt6network6t64"
        },
        {
            "binary_version": "6.4.2+dfsg-21.1build5",
            "binary_name": "libqt6opengl6t64"
        },
        {
            "binary_version": "6.4.2+dfsg-21.1build5",
            "binary_name": "libqt6openglwidgets6t64"
        },
        {
            "binary_version": "6.4.2+dfsg-21.1build5",
            "binary_name": "libqt6printsupport6t64"
        },
        {
            "binary_version": "6.4.2+dfsg-21.1build5",
            "binary_name": "libqt6sql6-ibase"
        },
        {
            "binary_version": "6.4.2+dfsg-21.1build5",
            "binary_name": "libqt6sql6-mysql"
        },
        {
            "binary_version": "6.4.2+dfsg-21.1build5",
            "binary_name": "libqt6sql6-odbc"
        },
        {
            "binary_version": "6.4.2+dfsg-21.1build5",
            "binary_name": "libqt6sql6-psql"
        },
        {
            "binary_version": "6.4.2+dfsg-21.1build5",
            "binary_name": "libqt6sql6-sqlite"
        },
        {
            "binary_version": "6.4.2+dfsg-21.1build5",
            "binary_name": "libqt6sql6t64"
        },
        {
            "binary_version": "6.4.2+dfsg-21.1build5",
            "binary_name": "libqt6test6t64"
        },
        {
            "binary_version": "6.4.2+dfsg-21.1build5",
            "binary_name": "libqt6widgets6t64"
        },
        {
            "binary_version": "6.4.2+dfsg-21.1build5",
            "binary_name": "libqt6xml6t64"
        },
        {
            "binary_version": "6.4.2+dfsg-21.1build5",
            "binary_name": "qmake6"
        },
        {
            "binary_version": "6.4.2+dfsg-21.1build5",
            "binary_name": "qmake6-bin"
        },
        {
            "binary_version": "6.4.2+dfsg-21.1build5",
            "binary_name": "qt6-base-dev-tools"
        },
        {
            "binary_version": "6.4.2+dfsg-21.1build5",
            "binary_name": "qt6-base-doc-html"
        },
        {
            "binary_version": "6.4.2+dfsg-21.1build5",
            "binary_name": "qt6-base-examples"
        },
        {
            "binary_version": "6.4.2+dfsg-21.1build5",
            "binary_name": "qt6-gtk-platformtheme"
        },
        {
            "binary_version": "6.4.2+dfsg-21.1build5",
            "binary_name": "qt6-qpa-plugins"
        },
        {
            "binary_version": "6.4.2+dfsg-21.1build5",
            "binary_name": "qt6-xdgdesktopportal-platformtheme"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-5991.json"
qtbase-opensource-src-gles

Package

Name
qtbase-opensource-src-gles
Purl
pkg:deb/ubuntu/qtbase-opensource-src-gles?arch=source&distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

5.*
5.15.10+dfsg-2
5.15.10+dfsg-3
5.15.12+dfsg-1
5.15.12+dfsg-1ubuntu1
5.15.12+dfsg-1ubuntu2
5.15.13+dfsg-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "5.15.13+dfsg-1",
            "binary_name": "libqt5gui5-gles"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-5991.json"
Ubuntu:25.10
qt6-base

Package

Name
qt6-base
Purl
pkg:deb/ubuntu/qt6-base?arch=source&distro=questing

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

6.*
6.8.3+dfsg-0ubuntu2
6.8.3+dfsg-0ubuntu3
6.9.2+dfsg-1ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "6.9.2+dfsg-1ubuntu1",
            "binary_name": "libqt6concurrent6"
        },
        {
            "binary_version": "6.9.2+dfsg-1ubuntu1",
            "binary_name": "libqt6core6t64"
        },
        {
            "binary_version": "6.9.2+dfsg-1ubuntu1",
            "binary_name": "libqt6dbus6"
        },
        {
            "binary_version": "6.9.2+dfsg-1ubuntu1",
            "binary_name": "libqt6gui6"
        },
        {
            "binary_version": "6.9.2+dfsg-1ubuntu1",
            "binary_name": "libqt6network6"
        },
        {
            "binary_version": "6.9.2+dfsg-1ubuntu1",
            "binary_name": "libqt6opengl6"
        },
        {
            "binary_version": "6.9.2+dfsg-1ubuntu1",
            "binary_name": "libqt6openglwidgets6"
        },
        {
            "binary_version": "6.9.2+dfsg-1ubuntu1",
            "binary_name": "libqt6printsupport6"
        },
        {
            "binary_version": "6.9.2+dfsg-1ubuntu1",
            "binary_name": "libqt6sql6"
        },
        {
            "binary_version": "6.9.2+dfsg-1ubuntu1",
            "binary_name": "libqt6sql6-ibase"
        },
        {
            "binary_version": "6.9.2+dfsg-1ubuntu1",
            "binary_name": "libqt6sql6-mysql"
        },
        {
            "binary_version": "6.9.2+dfsg-1ubuntu1",
            "binary_name": "libqt6sql6-odbc"
        },
        {
            "binary_version": "6.9.2+dfsg-1ubuntu1",
            "binary_name": "libqt6sql6-psql"
        },
        {
            "binary_version": "6.9.2+dfsg-1ubuntu1",
            "binary_name": "libqt6sql6-sqlite"
        },
        {
            "binary_version": "6.9.2+dfsg-1ubuntu1",
            "binary_name": "libqt6test6"
        },
        {
            "binary_version": "6.9.2+dfsg-1ubuntu1",
            "binary_name": "libqt6widgets6"
        },
        {
            "binary_version": "6.9.2+dfsg-1ubuntu1",
            "binary_name": "libqt6xml6"
        },
        {
            "binary_version": "6.9.2+dfsg-1ubuntu1",
            "binary_name": "qmake6"
        },
        {
            "binary_version": "6.9.2+dfsg-1ubuntu1",
            "binary_name": "qmake6-bin"
        },
        {
            "binary_version": "6.9.2+dfsg-1ubuntu1",
            "binary_name": "qt6-base-dev-tools"
        },
        {
            "binary_version": "6.9.2+dfsg-1ubuntu1",
            "binary_name": "qt6-base-doc-html"
        },
        {
            "binary_version": "6.9.2+dfsg-1ubuntu1",
            "binary_name": "qt6-base-examples"
        },
        {
            "binary_version": "6.9.2+dfsg-1ubuntu1",
            "binary_name": "qt6-gtk-platformtheme"
        },
        {
            "binary_version": "6.9.2+dfsg-1ubuntu1",
            "binary_name": "qt6-qpa-plugins"
        },
        {
            "binary_version": "6.9.2+dfsg-1ubuntu1",
            "binary_name": "qt6-xdgdesktopportal-platformtheme"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-5991.json"
qtbase-opensource-src-gles

Package

Name
qtbase-opensource-src-gles
Purl
pkg:deb/ubuntu/qtbase-opensource-src-gles?arch=source&distro=questing

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

5.*
5.15.15+dfsg-2
5.15.17+dfsg-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "5.15.17+dfsg-1",
            "binary_name": "libqt5gui5-gles"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-5991.json"
Ubuntu:26.04:LTS
qt6-base

Package

Name
qt6-base
Purl
pkg:deb/ubuntu/qt6-base?arch=source&distro=resolute

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

6.*
6.9.2+dfsg-1ubuntu1
6.9.2+dfsg-2
6.9.2+dfsg-3ubuntu1
6.9.2+dfsg-3ubuntu2
6.9.2+dfsg-4
6.10.2+dfsg-3
6.10.2+dfsg-6
6.10.2+dfsg-7

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "6.10.2+dfsg-7",
            "binary_name": "libqt6concurrent6"
        },
        {
            "binary_version": "6.10.2+dfsg-7",
            "binary_name": "libqt6core6t64"
        },
        {
            "binary_version": "6.10.2+dfsg-7",
            "binary_name": "libqt6dbus6"
        },
        {
            "binary_version": "6.10.2+dfsg-7",
            "binary_name": "libqt6gui6"
        },
        {
            "binary_version": "6.10.2+dfsg-7",
            "binary_name": "libqt6network6"
        },
        {
            "binary_version": "6.10.2+dfsg-7",
            "binary_name": "libqt6opengl6"
        },
        {
            "binary_version": "6.10.2+dfsg-7",
            "binary_name": "libqt6openglwidgets6"
        },
        {
            "binary_version": "6.10.2+dfsg-7",
            "binary_name": "libqt6printsupport6"
        },
        {
            "binary_version": "6.10.2+dfsg-7",
            "binary_name": "libqt6sql6"
        },
        {
            "binary_version": "6.10.2+dfsg-7",
            "binary_name": "libqt6sql6-ibase"
        },
        {
            "binary_version": "6.10.2+dfsg-7",
            "binary_name": "libqt6sql6-mysql"
        },
        {
            "binary_version": "6.10.2+dfsg-7",
            "binary_name": "libqt6sql6-odbc"
        },
        {
            "binary_version": "6.10.2+dfsg-7",
            "binary_name": "libqt6sql6-psql"
        },
        {
            "binary_version": "6.10.2+dfsg-7",
            "binary_name": "libqt6sql6-sqlite"
        },
        {
            "binary_version": "6.10.2+dfsg-7",
            "binary_name": "libqt6test6"
        },
        {
            "binary_version": "6.10.2+dfsg-7",
            "binary_name": "libqt6waylandclient6"
        },
        {
            "binary_version": "6.10.2+dfsg-7",
            "binary_name": "libqt6widgets6"
        },
        {
            "binary_version": "6.10.2+dfsg-7",
            "binary_name": "libqt6wlshellintegration6"
        },
        {
            "binary_version": "6.10.2+dfsg-7",
            "binary_name": "libqt6xml6"
        },
        {
            "binary_version": "6.10.2+dfsg-7",
            "binary_name": "qmake6"
        },
        {
            "binary_version": "6.10.2+dfsg-7",
            "binary_name": "qmake6-bin"
        },
        {
            "binary_version": "6.10.2+dfsg-7",
            "binary_name": "qt6-base-dev-tools"
        },
        {
            "binary_version": "6.10.2+dfsg-7",
            "binary_name": "qt6-base-doc-html"
        },
        {
            "binary_version": "6.10.2+dfsg-7",
            "binary_name": "qt6-base-examples"
        },
        {
            "binary_version": "6.10.2+dfsg-7",
            "binary_name": "qt6-gtk-platformtheme"
        },
        {
            "binary_version": "6.10.2+dfsg-7",
            "binary_name": "qt6-qpa-plugins"
        },
        {
            "binary_version": "6.10.2+dfsg-7",
            "binary_name": "qt6-xdgdesktopportal-platformtheme"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-5991.json"
qtbase-opensource-src-gles

Package

Name
qtbase-opensource-src-gles
Purl
pkg:deb/ubuntu/qtbase-opensource-src-gles?arch=source&distro=resolute

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

5.*
5.15.17+dfsg-1
5.15.17+dfsg-2
5.15.18+dfsg-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "5.15.18+dfsg-1",
            "binary_name": "libqt5gui5-gles"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-5991.json"