How severe is CVE-2007-6429?

CVE-2007-6429 has a CVSS 2.0 base score of 9.3, rated critical severity.

Is CVE-2007-6429 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-6429?

CVE-2007-6429 primarily affects X.org Evi. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2007-6429?

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

When was CVE-2007-6429 published?

CVE-2007-6429 was published on 2008-01-18 and last updated on 2026-06-16.

CVE-2007-6429

CVE-2007-6429 is a critical-severity vulnerability in X.org Evi with a CVSS 2.0 base score of 9.3. 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-189.

Key facts

Severity: Critical (CVSS 2.0 base score 9.3)
EPSS exploit prediction: 2% (83rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-189
Affected product: X.org Evi
Published: 2008-01-18
Last modified: 2026-06-16

Description

Multiple integer overflows in X.Org Xserver before 1.4.1 allow context-dependent attackers to execute arbitrary code via (1) a GetVisualInfo request containing a 32-bit value that is improperly used to calculate an amount of memory for allocation by the EVI extension, or (2) a request containing values related to pixmap size that are improperly used in management of shared memory by the MIT-SHM extension.

Frequently asked questions

What is CVE-2007-6429?: Multiple integer overflows in X.Org Xserver before 1.4.1 allow context-dependent attackers to execute arbitrary code via (1) a GetVisualInfo request containing a 32-bit value that is improperly used to calculate an amount of memory for allocation by the EVI extension, or (2) a request containing values related to pixmap size that are improperly used in management of shared memory by the MIT-SHM extension.
How severe is CVE-2007-6429?: CVE-2007-6429 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2007-6429 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-6429?: CVE-2007-6429 primarily affects X.org Evi. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2007-6429?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2007-6429 published?: CVE-2007-6429 was published on 2008-01-18 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:a:x.org:evi:*:*:*:*:*:*:*:*
cpe:2.3:a:x.org:mit-shm:*:*:*:*:*:*:*:*
cpe:2.3:a:x.org:xserver:*:*:*:*:*:*:*:*

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