Summary
Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled
certain inputs. An attacker could use this issue to cause the server to
crash, resulting in a denial of service, or possibly execute arbitrary
code and escalate privileges.
Fixed packages 5
| Release | Package | Fixed in |
|---|---|---|
| Ubuntu · 18.04 LTS 18.04:LTS | xorg-server | 2:1.19.6-1ubuntu4.11 |
| Ubuntu · 18.04 LTS 18.04:LTS | xorg-server-hwe-18.04 | 2:1.20.8-2ubuntu2.2~18.04.7 |
| Ubuntu · 20.04 LTS 20.04:LTS | xorg-server | 2:1.20.13-1ubuntu1~20.04.3 |
| Ubuntu · 22.04 LTS 22.04:LTS | xorg-server | 2:21.1.3-2ubuntu2.1 |
| Ubuntu · 22.04 LTS 22.04:LTS | xwayland | 2:22.1.1-1ubuntu0.1 |
Vulnerabilities 2
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Unscored —
A flaw was found in the Xorg-x11-server. An out-of-bounds access issue can occur in the ProcXkbSetGeometry function due…
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Unscored —
A flaw was found in the Xorg-x11-server. The specific flaw exists within the handling of ProcXkbSetDeviceInfo requests.…