Patch Forecast
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CVE-2026-109090

A malicious X server could cause a heap overflow by injecting a large DEVICE_ENABLE reply when…

Risk score
50/100
CVSS
7.5 v3.1
Published
27 Oct 2026

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What to know

What it is
A malicious X server could cause a heap overflow by injecting a large DEVICE_ENABLE reply when processed by libXi before 1.8.4.
Affected
See advisory
Fix
Upgrade the product to 1.8.4 or later.
Exploitation
No known exploitation

Why it is Yellow

  • CVSS 7.5 high
  • Remotely exploitable without logging in

References

Original description

A malicious X server could cause a heap overflow by injecting a large DEVICE_ENABLE reply when processed by libXi before 1.8.4.

Last activity 27 Oct 2026. Patch Forecast updates every hour.