SB2017100203 - Debian update for libidn2-0
Published: October 2, 2017
Security Bulletin ID
SB2017100203
Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Integer overflow (CVE-ID: CVE-2017-14062)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to integer overflow in the decode_digit function in puny_decode.c in Libidn2 before 2.0.4. A remote attacker can cause a denial of service or possibly have unspecified other impact.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Install update from vendor's website.