Is CVE-2015-0806 in the CISA KEV catalog?

No. CVE-2015-0806 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2015-0806?

CVE-2015-0806 has a CVSS v2 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2015-0806?

CVE-2015-0806 has an EPSS score of 3.62% (88th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2015-0806?

Upgrade firefox on ubuntu 14.04 to 37.0+build2-0ubuntu0.14.04.1 or later.

CVE & CISA-KEV Catalog

CVE-2015-0806

HIGHEPSS 88th pctl

7.5

CVSS v2

NVD

Description

The Off Main Thread Compositing (OMTC) implementation in Mozilla Firefox before 37.0 attempts to use memset for a memory region of negative length during interaction with the mozilla::layers::BufferTextureClient::AllocateForSurface function, which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via vectors that trigger rendering of 2D graphics content.

CWE-17

How to fix

Remediation Available

firefoxUbuntu

Fixed in:37.0+build2-0ubuntu0.14.04.1USN-2550-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

3.62%probability of exploitation in 30 days

88thpercentile

Elevated risk: more likely to be exploited than 88% of all known CVEs.

References

Vendor Advisory1

mozilla.org

Other references6

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-06.