CVE-2019-9633 Null dereference in n/a
Remote attackers can cause a denial of service via a crafted website due to improper handling of GTask lifecycle in GNOME GLib.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2019-9633?
CVE-2019-9633 is a medium-severity vulnerability in n/a, published on 8 Mar 2019. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
gio/gsocketclient.c in GNOME GLib 2.59.2 does not ensure that a parent GTask remains alive during the execution of a connection-attempting enumeration, which allows remote attackers to cause a denial of service (g_socket_client_connected_callback mishandling and application crash) via a crafted web site, as demonstrated by GNOME Web (aka Epiphany).
Weakness: CWE-754
Which versions are affected by CVE-2019-9633?
It affects 1 product.
Products include Gnome Glib.
How do I fix CVE-2019-9633?
No fix has been published for CVE-2019-9633 yet. Limit exposure of the affected software until one is available.
Is CVE-2019-9633 being exploited?
There is no known exploitation of CVE-2019-9633 in the wild and no public exploit code.
Other vulnerabilities in n/a
- CVE-2020-35457 Integer overflow in n/a
- CVE-2009-3289 Privilege escalation in n/a
- CVE-2025-13601 Glib: integer overflow in in g_escape_uri_string()
- CVE-2026-58016 Glib: integer underflow in gio/gdbusintrospection.c via "g_dbus_node_info_new_for_xml"
- CVE-2025-4056 Glib: glib crash after long command line
Sources
Also known as GHSA-x44m-v68f-crcx.