How severe is CVE-2010-4818?

CVE-2010-4818 has a CVSS 2.0 base score of 8.5, rated high severity.

Is CVE-2010-4818 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-4818?

CVE-2010-4818 affects X.org. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2010-4818?

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-2010-4818 published?

CVE-2010-4818 was published on 2012-09-05 and last updated on 2026-06-16.

CVE-2010-4818

CVE-2010-4818 is a high-severity vulnerability in X.org with a CVSS 2.0 base score of 8.5. 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-20.

Key facts

Severity: High (CVSS 2.0 base score 8.5)
EPSS exploit prediction: 5% (92nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: X.org
Published: 2012-09-05
Last modified: 2026-06-16

Description

The GLX extension in X.Org xserver 1.7.7 allows remote authenticated users to cause a denial of service (server crash) and possibly execute arbitrary code via (1) a crafted request that triggers a client swap in glx/glxcmdsswap.c; or (2) a crafted length or (3) a negative value in the screen field in a request to glx/glxcmds.c.

Frequently asked questions

What is CVE-2010-4818?: The GLX extension in X.Org xserver 1.7.7 allows remote authenticated users to cause a denial of service (server crash) and possibly execute arbitrary code via (1) a crafted request that triggers a client swap in glx/glxcmdsswap.c; or (2) a crafted length or (3) a negative value in the screen field in a request to glx/glxcmds.c.
How severe is CVE-2010-4818?: CVE-2010-4818 has a CVSS 2.0 base score of 8.5, rated high severity.
Is CVE-2010-4818 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (92nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-4818?: CVE-2010-4818 affects X.org. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2010-4818?: 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-2010-4818 published?: CVE-2010-4818 was published on 2012-09-05 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:x.org:x.org:1.7.7:*:*:*:*:*:*:*

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