CVE-2019-8355 Information

Description

An issue was discovered in SoX 14.4.2. In xmalloc.h there is an integer overflow on the result of multiplication fed into the lsx_valloc macro that wraps malloc. When the buffer is allocated it is smaller than expected leading to a heap-based buffer overflow in channels_start in remix.c.

CVSS Vector

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Reference

https://lists.debian.org/debian-lts-announce/2019/05/msg00040.html https://sourceforge.net/p/sox/bugs/320 https://usn.ubuntu.com/4079-1/ https://usn.ubuntu.com/4079-2/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5