Vulnerability · Published May 17, 2023 · Assigned by redhat
CVE-2023-2203
High 8.8
In plain English
A high-severity use-after-free in WebKitGTK. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 61% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Official description
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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:8 | webkit2gtk3 | 2.38.5-1.el8_8.3 | ALSA-2023:3108 |
| AlmaLinux:9 | webkit2gtk3 | 2.38.5-1.el9_2.1 | ALSA-2023:2653 |
| AlmaLinux:8 | webkit2gtk3-devel | 2.38.5-1.el8_8.3 | ALSA-2023:3108 |
| AlmaLinux:9 | webkit2gtk3-devel | 2.38.5-1.el9_2.1 | ALSA-2023:2653 |
| AlmaLinux:8 | webkit2gtk3-jsc | 2.38.5-1.el8_8.3 | ALSA-2023:3108 |
| AlmaLinux:9 | webkit2gtk3-jsc | 2.38.5-1.el9_2.1 | ALSA-2023:2653 |
| AlmaLinux:8 | webkit2gtk3-jsc-devel | 2.38.5-1.el8_8.3 | ALSA-2023:3108 |
| AlmaLinux:9 | webkit2gtk3-jsc-devel | 2.38.5-1.el9_2.1 | ALSA-2023:2653 |
| Rocky Linux:8 | webkit2gtk3 | 0:2.38.5-1.el8_8.3 | RLSA-2023:3108 |
Affected products (as reported)
Weakness: CWE-416 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H