SB2017122215 - Denial of service in GraphicsMagick

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Buffer over-read (CVE-ID: CVE-2017-17913)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to stack-based buffer over-read in WriteWEBPImage in coders/webp.c, related to an incompatibility with libwebp versions, 0.5.0 and later, that use a different structure type. A remote attacker can perform a denial of service attack.

2) Buffer over-read (CVE-ID: CVE-2017-17912)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to heap-based buffer over-read in ReadNewsProfile in coders/tiff.c, in which LocaleNCompare reads heap data beyond the allocated region. A remote attacker can perform a denial of service attack.

Remediation

Install update from vendor's website.

References

• https://sourceforge.net/p/graphicsmagick/bugs/536/
• https://sourceforge.net/p/graphicsmagick/bugs/533/