How severe is CVE-2022-2319?

CVE-2022-2319 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-2319 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-2319?

CVE-2022-2319 affects X.org X Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-2319?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2022-2319 published?

CVE-2022-2319 was published on 2022-09-01 and last updated on 2026-06-17.

CVE-2022-2319

CVE-2022-2319 is a high-severity vulnerability in X.org X Server with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-1320.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 0% (35th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-1320
Affected product: X.org X Server
Published: 2022-09-01
Last modified: 2026-06-17

Description

A flaw was found in the Xorg-x11-server. An out-of-bounds access issue can occur in the ProcXkbSetGeometry function due to improper validation of the request length.

Frequently asked questions

What is CVE-2022-2319?: A flaw was found in the Xorg-x11-server. An out-of-bounds access issue can occur in the ProcXkbSetGeometry function due to improper validation of the request length.
How severe is CVE-2022-2319?: CVE-2022-2319 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-2319 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (35th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-2319?: CVE-2022-2319 affects X.org X Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-2319?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-2319 published?: CVE-2022-2319 was published on 2022-09-01 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:x.org:x_server:21.1.0:*:*:*:*:*:*:*

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