SB2017051611 - Ubuntu update for FreeType
Published: May 16, 2017
Security Bulletin ID
SB2017051611
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) Heap-based buffer overflow (CVE-ID: CVE-2017-8105)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.The weakness exists in the t1_decoder_parse_charstrings function due to heap-based buffer overflow. A remote attacker can trigger out-of-bounds write and execute arbitrary code.
2) Heap-based buffer overflow (CVE-ID: CVE-2017-8287)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.The weakness exists in the t1_builder_close_contour function due to heap-based buffer overflow. A remote attacker can trigger out-of-bounds write and execute arbitrary code.
Remediation
Install update from vendor's website.