CVE-2026-109091
HIGH
MEDIUM
Priority: 0.00
BB Relevance:
41/100
Published: 2026-11-13
Modified: 2026-11-14
First seen: 2026-11-13
Status: active
Attack Surface
Low Complexity
No Interaction
Conf. Impact
Integ. Impact
CVSS Vector Breakdown
AV:
Local
AC:
Low
PR:
Low
UI:
None
S:
Unchanged
C:
High
I:
High
A:
High
Description
A buffer overflow in handling EDID Display-Range descriptors in X.Org xwayland before 24.1.15 and X Server before 21.1.26 could be used by malicious monitors to crash the x server or execute cote.
Weakness Classification (1)
Affected Software (6)
| Vendor | Product | Version |
|---|---|---|
| X.Org | xorg-x11-server | 0 < 21.1.26 |
| X.Org | xorg-x11-server | 0 < 21.1.26 |
| X.Org | xorg-x11-server | 0 < 21.1.26 |
| X.Org | xwayland | 0 < 24.1.15 |
| X.Org | xwayland | 0 < 24.1.15 |
| X.Org | xwayland | 0 < 24.1.15 |
References & Advisories (2)
patch
patch