SB2019010102 - Divide-by-zero in openjpeg (Alpine package)
Published: January 1, 2019
Security Bulletin ID
SB2019010102
Severity
Low
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) Divide-by-zero (CVE-ID: CVE-2018-14423)
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The vulnerability exists due to multiple division-by-zero conditions that exist in the pi_next_pcrl, pi_next_cprl, and pi_next_rpcl functions, as defined in the lib/openjp3d/pi.c source code file. A remote attacker can trick the victim into opening a specially crafted file with an application that uses the affected library and cause the affected application to crash.
Remediation
Install update from vendor's website.
References
- https://git.alpinelinux.org/aports/commit/?id=18df15dbb366dab8b2d3261d3758f99b8524906d
- https://git.alpinelinux.org/aports/commit/?id=f2c26c7c744245bc3ea738b6a304b4206ba171f4
- https://git.alpinelinux.org/aports/commit/?id=12fd347ffe7f9822f46f4cb6f4841ab6fa558edd
- https://git.alpinelinux.org/aports/commit/?id=50f991efc36983c48ef31001e2cb0433b2745479
- https://git.alpinelinux.org/aports/commit/?id=b02bbf085421c6efa07378f71077a1a317428866