CVE-2024-0409
HIGHCVSS 7.8/10EPSS 0.36%
Last modified
CVE-2024-0409 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. A flaw was found in the X.Org server. The cursor code in both Xephyr and Xwayland uses the wrong type of private at creation. EPSS estimates a 0.36% chance of exploitation in the next 30 days.
Description
A flaw was found in the X.Org server. The cursor code in both Xephyr and Xwayland uses the wrong type of private at creation. It uses the cursor bits type with the cursor as private, and when initiating the cursor, that overwrites the XSELINUX context.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Tigervnc | Tigervnc | < 1.13.1 |
| X.Org | X Server | < 21.1.11 |
| X.Org | Xwayland | < 23.2.4 |
| Fedoraproject | Fedora | 39 |
| Redhat | Enterprise Linux | 6.0 |
| Redhat | Enterprise Linux | 7.0 |
| Redhat | Enterprise Linux | 8.0 |
| Redhat | Enterprise Linux | 9.0 |
| Redhat | Enterprise Linux Desktop | 7.0 |
| Redhat | Enterprise Linux For Ibm Z Systems | 7.0 |
| Redhat | Enterprise Linux For Power Big Endian | 7.0 |
| Redhat | Enterprise Linux For Power Little Endian | 7.0 |
| Redhat | Enterprise Linux For Scientific Computing | 7.0 |
| Redhat | Enterprise Linux Server | 7.0 |
| Redhat | Enterprise Linux Workstation | 7.0 |
References
- https://access.redhat.com/errata/RHSA-2024:0320Third Party Advisory
- https://access.redhat.com/security/cve/CVE-2024-0409Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2257690Issue Tracking, Third Party Advisory
- https://access.redhat.com/errata/RHSA-2024:0320Third Party Advisory
- https://access.redhat.com/security/cve/CVE-2024-0409Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2257690Issue Tracking, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2024-0409?
A flaw was found in the X.Org server. The cursor code in both Xephyr and Xwayland uses the wrong type of private at creation. It uses the cursor bits type with the cursor as private, and when initiating the cursor, that overwrites the XSELINUX context.
How severe is CVE-2024-0409?
CVE-2024-0409 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.36% probability of exploitation in the next 30 days.
How do I fix CVE-2024-0409?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2024-0409?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST