Description
A heap buffer overflow flaw was found in the DisableDevice function in the X.Org server. This issue may lead to an application crash or, in some circumstances, remote code execution in SSH X11 forwarding environments.
References10
- access.redhat.com/errata/RHSA-2024:0320
- access.redhat.com/errata/RHSA-2024:0557
- access.redhat.com/errata/RHSA-2024:0558
- access.redhat.com/errata/RHSA-2024:0597
- access.redhat.com/errata/RHSA-2024:0607
- access.redhat.com/errata/RHSA-2024:0614
- access.redhat.com/errata/RHSA-2024:0617
- access.redhat.com/errata/RHSA-2024:0621
- access.redhat.com/errata/RHSA-2024:0626
- access.redhat.com/errata/RHSA-2024:0629
Metrics
- CVSS 3.1
-
7.8
HIGH
Score source: CNA
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - EPSS — exploit probability
- 1% percentile: 73 · as of 5 November 2026
- CWE
- CWE-122
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.