[ GLSA 202007-22 ] sysstat

[GLSA]

Gentoo Linux Security Advisory

Title: sysstat: Arbitrary code execution (GLSA 202007-22)
Severity: normal
Exploitable: local
Date: 2020-07-27
Bug(s): #706206
ID: 202007-22

Synopsis

A use-after-free in sysstat was discovered which may allow
arbitrary code execution.


Background

sysstat is a package containing a number of performance monitoring
utilities for Linux, including sar, mpstat, iostat and sa tools.


Affected Packages

Package: app-admin/sysstat
Vulnerable: < 12.2.1
Unaffected: >= 12.2.1
Architectures: All supported architectures


Description

A double-free in sysstat’s check_file_actlst() function was
discovered.


Impact

A local attacker could possibly execute arbitrary code with the
privileges of the process or cause a Denial of Service condition.


Workaround

There is no known workaround at this time.

Resolution

All sysstat users should upgrade to the latest version: