SB2019103051 - Out-of-bounds read in imagemagick (Alpine package)
Published: October 30, 2019
Security Bulletin ID
SB2019103051
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Out-of-bounds read (CVE-ID: CVE-2019-15141)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary condition in "WriteTIFFImage" within coders/tiff.c" file. A remote attacker can create a specially crafted TIFF image file, related to TIFFRewriteDirectory, TIFFWriteDirectory, TIFFWriteDirectorySec, and TIFFWriteDirectoryTagColormap in "tif_dirwrite.c" of LibTIFF, trick the victim into opening it, trigger out-of-bounds read error and crash the application.
Remediation
Install update from vendor's website.