title: Gvariant deserialisation does not match spec for non-normal data
description: A flaw was found in GLib. GVariant deserialization is vulnerable to an exponential blowup issue where a crafted GVariant can cause excessive processing, leading to denial of service.
problem types: Uncontrolled Resource Consumption
affected:
{
product: glib2
vendor: n/a
defaultStatus: affected
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 6
collectionURL: https://access.redhat.com/downloads/content/package-browser/
packageName: glib2
defaultStatus: unknown
cpes: cpe:/o:redhat:enterprise_linux:6
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 7
collectionURL: https://access.redhat.com/downloads/content/package-browser/
packageName: glib2
defaultStatus: unknown
cpes: cpe:/o:redhat:enterprise_linux:7
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 8
collectionURL: https://access.redhat.com/downloads/content/package-browser/
packageName: glib2
defaultStatus: affected
cpes: cpe:/o:redhat:enterprise_linux:8
}
{
vendor: Red Hat
product: Red Hat Enterprise Linux 9
collectionURL: https://access.redhat.com/downloads/content/package-browser/
packageName: glib2
defaultStatus: affected
cpes: cpe:/o:redhat:enterprise_linux:9
}
{
product: Fedora 38
vendor: Fedora
collectionURL: https://packages.fedoraproject.org/
packageName: glib2
defaultStatus: affected
}
{
product: Extra Packages for Enterprise Linux
vendor: Fedora
collectionURL: https://packages.fedoraproject.org/
packageName: glib
defaultStatus: affected
}
{
product: Fedora
vendor: Fedora
collectionURL: https://packages.fedoraproject.org/
packageName: glib2
defaultStatus: affected
}
{
product: Fedora 37
vendor: Fedora
collectionURL: https://packages.fedoraproject.org/
packageName: glib2
defaultStatus: affected
}
{
product: Fedora 38
vendor: Fedora
collectionURL: https://packages.fedoraproject.org/
packageName: mingw-glib2
defaultStatus: affected
}
{
product: Fedora 37
vendor: Fedora
collectionURL: https://packages.fedoraproject.org/
packageName: mingw-glib2
defaultStatus: affected
}
metrics:
other: [
content: {'value': 'Low', 'namespace': 'https://access.redhat.com/security/updates/classification/'}
type: Red Hat severity rating
]