procps-ng before version 3.3.15 is vulnerable to multiple integer overflows leading to a heap corruption in file2strvec function. This allows a privilege escalation for a local attacker who can create entries in procfs by starting processes, which could result in crashes or arbitrary code execution in proc utilities run by other users.
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00058.html
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00059.html
http://seclists.org/oss-sec/2018/q2/122
http://www.securityfocus.com/bid/104214
http://www.securitytracker.com/id/1041057
https://access.redhat.com/errata/RHSA-2018:1700
https://access.redhat.com/errata/RHSA-2018:1777
https://access.redhat.com/errata/RHSA-2018:1820
https://access.redhat.com/errata/RHSA-2018:2267
https://access.redhat.com/errata/RHSA-2018:2268
https://access.redhat.com/errata/RHSA-2019:1944
https://access.redhat.com/errata/RHSA-2019:2401
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1124
https://kc.mcafee.com/corporate/index?page=content&id=SB10241
https://lists.debian.org/debian-lts-announce/2018/05/msg00021.html
https://security.gentoo.org/glsa/201805-14
https://usn.ubuntu.com/3658-1/
https://usn.ubuntu.com/3658-2/
https://www.debian.org/security/2018/dsa-4208
https://www.exploit-db.com/exploits/44806/
https://www.qualys.com/2018/05/17/procps-ng-audit-report-advisory.txt
Source: MITRE
Published: 2018-05-23
Updated: 2020-09-09
Type: CWE-787
Base Score: 4.6
Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P
Impact Score: 6.4
Exploitability Score: 3.9
Severity: MEDIUM
Base Score: 7.8
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 1.8
Severity: HIGH