SB2017110218 - Ubuntu update for LibreOffice
Published: November 2, 2017
Security Bulletin ID
SB2017110218
Severity
High
Patch available
YES
Number of vulnerabilities
2
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 secuirty vulnerabilities.
1) Out-of-bounds write (CVE-ID: CVE-2017-12607)
The vulnerability allows a remote attacker can execute arbitrary code on the target system.The weakness exists due to boundary error in the PPTStyleSheet::PPTStyleSheet functionality. A remote attacker can send a specially crafted .ppt file, trick the victim into opening it, trigger out-of-bounds write and execute arbitrary code with privileges of the current user.
Successful exploitation of the vulnerability may result in system compromise.
2) Out-of-bounds write (CVE-ID: CVE-2017-12608)
The vulnerability allows a remote attacker can execute arbitrary code on the target system.The weakness exists due to boundary error in the WW8RStyle::ImportOldFormatStyles functionality. A remote attacker can send a specially crafted .doc file, trick the victim into opening it, trigger out-of-bounds write and execute arbitrary code with privileges of the current user.
Successful exploitation of the vulnerability may result in system compromise.
Remediation
Install update from vendor's website.