SB2017051624 - Buffer overflow in LibRaw



SB2017051624 - Buffer overflow in LibRaw

Published: May 16, 2017 Updated: July 28, 2020

Security Bulletin ID SB2017051624
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Buffer overflow (CVE-ID: CVE-2017-6887)

The vulnerability allows a local non-authenticated attacker to execute arbitrary code.

A boundary error within the "parse_tiff_ifd()" function (internal/dcraw_common.cpp) in LibRaw versions before 0.18.2 can be exploited to cause a memory corruption via e.g. a specially crafted KDC file with model set to "DSLR-A100" and containing multiple sequences of 0x100 and 0x14A TAGs.


Remediation

Install update from vendor's website.