How severe is CVE-2017-6355?

CVE-2017-6355 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2017-6355 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-2017-6355?

CVE-2017-6355 affects Freedesktop Virglrenderer. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-6355?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2017-6355 published?

CVE-2017-6355 was published on 2017-03-10 and last updated on 2026-06-17.

CVE-2017-6355

CVE-2017-6355 is a medium-severity vulnerability in Freedesktop Virglrenderer with a CVSS 3.x base score of 5.5. 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-190.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 2.1
EPSS exploit prediction: 0% (35th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-190
Affected product: Freedesktop Virglrenderer
Published: 2017-03-10
Last modified: 2026-06-17

Description

Integer overflow in the vrend_create_shader function in vrend_renderer.c in virglrenderer before 0.6.0 allows local guest OS users to cause a denial of service (process crash) via crafted pkt_length and offlen values, which trigger an out-of-bounds access.

Frequently asked questions

What is CVE-2017-6355?: Integer overflow in the vrend_create_shader function in vrend_renderer.c in virglrenderer before 0.6.0 allows local guest OS users to cause a denial of service (process crash) via crafted pkt_length and offlen values, which trigger an out-of-bounds access.
How severe is CVE-2017-6355?: CVE-2017-6355 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2017-6355 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-2017-6355?: CVE-2017-6355 affects Freedesktop Virglrenderer. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-6355?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-6355 published?: CVE-2017-6355 was published on 2017-03-10 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:freedesktop:virglrenderer:*:*:*:*:*:*:*:*

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