Severity

Medium

Vendor

libgd2, Canonical Ubuntu

Versions Affected

• Canonical Ubuntu 14.04 LTS

Description

It was discovered that the GD library incorrectly handled certain color tables in XPM images. If a user or automated system were tricked into processing a specially crafted XPM image, an attacker could cause a denial of service. (CVE-2014-2497)

It was discovered that the GD library incorrectly handled certain malformed GIF images. If a user or automated system were tricked into processing a specially crafted GIF image, an attacker could cause a denial of service. (CVE-2014-9709)

It was discovered that the GD library incorrectly handled memory when using gdImageFillToBorder(). A remote attacker could possibly use this issue to cause a denial of service. (CVE-2015-8874)

It was discovered that the GD library incorrectly handled memory when using gdImageScaleTwoPass(). A remote attacker could possibly use this issue to cause a denial of service. (CVE-2015-8877)

Hans Jerry Illikainen discovered that the GD library incorrectly handled certain malformed GD images. If a user or automated system were tricked into processing a specially crafted GD image, an attacker could cause a denial of service or possibly execute arbitrary code. (CVE-2016-3074)

Affected Products and Versions

Severity is medium unless otherwise noted.

• All versions of Cloud Foundry cflinuxfs2 prior to v.1.64.0

Mitigation

Users of affected versions should apply the following mitigation:

• The Cloud Foundry project recommends that Cloud Foundry deployments run with cflinuxfs2 v.1.64.0 or later versions

Credit

Hans Jerry Illikainen

References

• http://www.ubuntu.com/usn/usn-2987-1/
• http://people.canonical.com/~ubuntu-security/cve/2014/CVE-2014-2497.html
• http://people.canonical.com/~ubuntu-security/cve/2014/CVE-2014-9709.html
• http://people.canonical.com/~ubuntu-security/cve/2015/CVE-2015-8874.html
• http://people.canonical.com/~ubuntu-security/cve/2015/CVE-2015-8877.html
• http://people.canonical.com/~ubuntu-security/cve/2016/CVE-2016-3074.html