CVE-2023-2203
Published: 17 May 2023
A flaw was found in the WebKitGTK package. An improper input validation issue may lead to a use-after-free vulnerability. This flaw allows attackers with network access to pass specially crafted web content files, causing a denial of service or arbitrary code execution. This CVE exists because of a CVE-2023-28205 security regression for the WebKitGTK package in Red Hat Enterprise Linux 8.8 and Red Hat Enterprise Linux 9.2.
Notes
Author | Note |
---|---|
jdstrand | webkit receives limited support. For details, see https://wiki.ubuntu.com/SecurityTeam/FAQ#webkit webkit in Ubuntu uses the JavaScriptCore (JSC) engine, not V8 |
mdeslaur | This CVE is specific to Red Hat's webkitgtk package, Ubuntu is not vulnerable to this issue. |
Priority
Status
Package | Release | Status |
---|---|---|
qtwebkit-opensource-src Launchpad, Ubuntu, Debian |
bionic |
Not vulnerable
|
focal |
Not vulnerable
|
|
jammy |
Not vulnerable
|
|
kinetic |
Not vulnerable
|
|
lunar |
Not vulnerable
|
|
mantic |
Not vulnerable
|
|
trusty |
Ignored
(end of standard support)
|
|
upstream |
Not vulnerable
|
|
xenial |
Not vulnerable
|
|
qtwebkit-source Launchpad, Ubuntu, Debian |
bionic |
Not vulnerable
|
focal |
Does not exist
|
|
jammy |
Does not exist
|
|
kinetic |
Does not exist
|
|
lunar |
Does not exist
|
|
mantic |
Does not exist
|
|
trusty |
Ignored
(end of standard support)
|
|
upstream |
Not vulnerable
|
|
xenial |
Not vulnerable
|
|
webkit2gtk Launchpad, Ubuntu, Debian |
bionic |
Deferred
|
focal |
Not vulnerable
|
|
jammy |
Not vulnerable
|
|
kinetic |
Not vulnerable
|
|
lunar |
Not vulnerable
|
|
mantic |
Not vulnerable
|
|
trusty |
Does not exist
|
|
upstream |
Not vulnerable
(debian: RHEL-specific backport regression)
|
|
xenial |
Deferred
|
|
webkitgtk Launchpad, Ubuntu, Debian |
bionic |
Not vulnerable
|
focal |
Does not exist
|
|
jammy |
Does not exist
|
|
kinetic |
Does not exist
|
|
lunar |
Does not exist
|
|
mantic |
Does not exist
|
|
trusty |
Ignored
(end of standard support)
|
|
upstream |
Not vulnerable
|
|
xenial |
Not vulnerable
|
|
wpewebkit Launchpad, Ubuntu, Debian |
bionic |
Does not exist
|
focal |
Not vulnerable
|
|
jammy |
Not vulnerable
|
|
kinetic |
Does not exist
|
|
lunar |
Does not exist
|
|
mantic |
Does not exist
|
|
trusty |
Ignored
(end of standard support)
|
|
upstream |
Not vulnerable
|
|
xenial |
Does not exist
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 8.8 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | Low |
User interaction | None |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |