SB2016052608 - Heap-based buffer overflow in jq (Alpine package)

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Main Vulnerability Database SB2016052608

SB2016052608 - Heap-based buffer overflow in jq (Alpine package)

Published: May 26, 2016

Security Bulletin ID SB2016052608
Severity
High
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Heap-based buffer overflow (CVE-ID: CVE-2015-8863)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in Off-by-one error in the tokenadd function in jv_parse.c in jq. A remote attacker can use a long JSON-encoded number to trigger heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Remediation

Install update from vendor's website.

References