Integer overflow in [UNKNOWN] procps-ng, procps
Priority MEDIUM 45CWE-190Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Partial Red Hat: 32 fixed, 1 without a fix
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-190 and the CVSS impact.
Summary
procps-ng before version 3.3.15 is vulnerable to an incorrect integer size in proc/alloc.* leading to truncation/integer overflow issues. This flaw is related to CVE-2018-1124.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01675 77th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Partial Red Hat: 6 advisoriesRed Hat: 32 fixed, 1 without a fix
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| [UNKNOWN] | procps-ng, procps | procps-ng 3.3.15 | — | No fix listed | CNA |
- procps-ng, procps Vendor[UNKNOWN] Affected procps-ng 3.3.15 Fixed in — No fix listed CNA
CPE configurations NVD · 16
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:procps-ng_project:procps-ng:*:*:*:*:*:*:*:* | before 3.3.15 | Vulnerable | Procps-ng Project |
| cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* | 14.04 | Vulnerable | Canonical |
| cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* | 16.04 | Vulnerable | Canonical |
| cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:* | 17.10 | Vulnerable | Canonical |
| cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* | 18.04 | Vulnerable | Canonical |
| cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* | 7.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* | 8.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | 9.0 | Vulnerable | Debian |
| cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:* | 7.0 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* | 7.0 | Vulnerable | Red Hat |
- cpe:2.3:a:procps-ng_project:procps-ng:*:*:*:*:*:*:*:* Versions before 3.3.15 Vulnerable ·Procps-ng Project
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* Versions 14.04 Vulnerable ·Canonical
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* Versions 16.04 Vulnerable ·Canonical
- cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:* Versions 17.10 Vulnerable ·Canonical
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* Versions 18.04 Vulnerable ·Canonical
- cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Debian
- cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat
Show 6 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* | 7.0 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server:7.5:*:*:*:*:*:*:* | 7.5 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server_aus:6.6:*:*:*:*:*:*:* | 6.6 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server_tus:6.6:*:*:*:*:*:*:* | 6.6 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* | 7.0 | Vulnerable | Red Hat |
| cpe:2.3:a:schneider-electric:struxureware_data_center_expert:*:*:*:*:*:*:*:* | before 7.6.0 | Vulnerable | Schneider Electric |
- cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server:7.5:*:*:*:*:*:*:* Versions 7.5 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server_aus:6.6:*:*:*:*:*:*:* Versions 6.6 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server_tus:6.6:*:*:*:*:*:*:* Versions 6.6 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat
- cpe:2.3:a:schneider-electric:struxureware_data_center_expert:*:*:*:*:*:*:*:* Versions before 7.6.0 Vulnerable ·Schneider Electric
Remediation
Red Hat 6 advisories
- RHSA-2019:1944 Released 2019-07-30 · Red Hat rating Importantprocps-ng security update
- Red Hat Enterprise Linux ComputeNode EUS (v. 7.4) procps-ng-3.3.10-16.el7_4.1
- Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.4) procps-ng-devel-3.3.10-16.el7_4.1, procps-ng-i18n-3.3.10-16.el7_4.1
- Red Hat Enterprise Linux Server EUS (v. 7.4) procps-ng-3.3.10-16.el7_4.1, procps-ng-3.3.10-16.el7_4.1.ppc
- Red Hat Enterprise Linux Server Optional EUS (v. 7.4) procps-ng-devel-3.3.10-16.el7_4.1, procps-ng-devel-3.3.10-16.el7_4.1.ppc, procps-ng-i18n-3.3.10-16.el7_4.1
- RHSA-2018:2268 Released 2018-07-26 · Red Hat rating Importantprocps security update
- Red Hat Enterprise Linux Server AUS (v. 6.6) procps-3.2.8-30.el6_6.1
- Red Hat Enterprise Linux Server Optional AUS (v. 6.6) procps-devel-3.2.8-30.el6_6.1
- Red Hat Enterprise Linux Server Optional TUS (v. 6.6) procps-devel-3.2.8-30.el6_6.1
- Red Hat Enterprise Linux Server TUS (v. 6.6) procps-3.2.8-30.el6_6.1
- RHSA-2018:2267 Released 2018-07-26 · Red Hat rating Importantprocps security update
- Red Hat Enterprise Linux HPC Node EUS (v. 6.7) procps-3.2.8-35.el6_7.1
- Red Hat Enterprise Linux HPC Node Optional EUS (v. 6.7) procps-devel-3.2.8-35.el6_7.1
- Red Hat Enterprise Linux Server EUS (v. 6.7) procps-3.2.8-35.el6_7.1, procps-3.2.8-35.el6_7.1.ppc
- Red Hat Enterprise Linux Server Optional EUS (v. 6.7) procps-devel-3.2.8-35.el6_7.1, procps-devel-3.2.8-35.el6_7.1.ppc
Show 3 more Red Hat advisories
- RHSA-2018:1820 Released 2018-06-11 · Red Hat rating ImportantRed Hat Virtualization security, bug fix, and enhancement update
- RHEL 7-based RHEV-H for RHEV 4 (build requirements) imgbased-1.0.17-0.1.el7ev, python-imgbased-1.0.17-0.1.el7ev, redhat-release-virtualization-host-4.2-3.1.el7 +1
- Red Hat Virtualization 4 Hypervisor for RHEL 7 redhat-virtualization-host-4.2-20180531.0.el7_5, redhat-virtualization-host-image-update-4.2-20180531.0.el7_5
- RHSA-2018:1777 Released 2018-05-31 · Red Hat rating Importantprocps security update
- Red Hat Enterprise Linux Desktop (v. 6) procps-3.2.8-45.el6_9.3
- Red Hat Enterprise Linux Desktop Optional (v. 6) procps-devel-3.2.8-45.el6_9.3
- Red Hat Enterprise Linux HPC Node (v. 6) procps-3.2.8-45.el6_9.3
- Red Hat Enterprise Linux HPC Node Optional (v. 6) procps-devel-3.2.8-45.el6_9.3
- Red Hat Enterprise Linux Server (v. 6) procps-3.2.8-45.el6_9.3, procps-3.2.8-45.el6_9.3.ppc
- Red Hat Enterprise Linux Server Optional (v. 6) procps-devel-3.2.8-45.el6_9.3, procps-devel-3.2.8-45.el6_9.3.ppc
- Red Hat Enterprise Linux Workstation (v. 6) procps-3.2.8-45.el6_9.3
- Red Hat Enterprise Linux Workstation Optional (v. 6) procps-devel-3.2.8-45.el6_9.3
- RHSA-2018:1700 Released 2018-05-23 · Red Hat rating Importantprocps-ng security update
- Red Hat Enterprise Linux Client (v. 7) procps-ng-3.3.10-17.el7_5.2
- Red Hat Enterprise Linux Client Optional (v. 7) procps-ng-devel-3.3.10-17.el7_5.2, procps-ng-i18n-3.3.10-17.el7_5.2
- Red Hat Enterprise Linux ComputeNode (v. 7) procps-ng-3.3.10-17.el7_5.2
- Red Hat Enterprise Linux ComputeNode Optional (v. 7) procps-ng-devel-3.3.10-17.el7_5.2, procps-ng-i18n-3.3.10-17.el7_5.2
- Red Hat Enterprise Linux Server (v. 7) procps-ng-3.3.10-17.el7_5.2, procps-ng-3.3.10-17.el7_5.2.ppc
- Red Hat Enterprise Linux Server Optional (v. 7) procps-ng-devel-3.3.10-17.el7_5.2, procps-ng-devel-3.3.10-17.el7_5.2.ppc, procps-ng-i18n-3.3.10-17.el7_5.2
- Red Hat Enterprise Linux Workstation (v. 7) procps-ng-3.3.10-17.el7_5.2
- Red Hat Enterprise Linux Workstation Optional (v. 7) procps-ng-devel-3.3.10-17.el7_5.2, procps-ng-i18n-3.3.10-17.el7_5.2
- Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) procps-ng-3.3.10-17.el7_5.2
- Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) procps-ng-devel-3.3.10-17.el7_5.2, procps-ng-i18n-3.3.10-17.el7_5.2
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Advisory ·
[UNKNOWN] procps-ng, procps — openSUSE-SU-2019:2376
4 records Highest priority Priority MEDIUM 3 MEDIUM, 1 LOW
Other records, highest priority first
- TI-2018-01040 Heap-based buffer overflow in [UNKNOWN] procps-ng, procpsPriority MEDIUM 44
- TI-2018-01042 Stack-based buffer overflow in [UNKNOWN] procps-ng, procpsPriority MEDIUM 42
- TI-2018-01039 procps-ng before version 3.3.15 is vulnerable to a local privilege escalation in top.Priority LOW 35
- Advisory ·
[UNKNOWN] procps-ng, procps — openSUSE-SU-2019:2379
4 records Highest priority Priority MEDIUM 3 MEDIUM, 1 LOW
Other records, highest priority first
- TI-2018-01040 Heap-based buffer overflow in [UNKNOWN] procps-ng, procpsPriority MEDIUM 44
- TI-2018-01042 Stack-based buffer overflow in [UNKNOWN] procps-ng, procpsPriority MEDIUM 42
- TI-2018-01039 procps-ng before version 3.3.15 is vulnerable to a local privilege escalation in top.Priority LOW 35
Show 2 more groups
- Advisory ·
[UNKNOWN] procps-ng, procps — USN-3658-1
4 records Highest priority Priority MEDIUM 3 MEDIUM, 1 LOW
Other records, highest priority first
- TI-2018-01040 Heap-based buffer overflow in [UNKNOWN] procps-ng, procpsPriority MEDIUM 44
- TI-2018-01042 Stack-based buffer overflow in [UNKNOWN] procps-ng, procpsPriority MEDIUM 42
- TI-2018-01039 procps-ng before version 3.3.15 is vulnerable to a local privilege escalation in top.Priority LOW 35
- Advisory ·
[UNKNOWN] procps-ng, procps — DSA-4208
4 records Highest priority Priority MEDIUM 3 MEDIUM, 1 LOW
Other records, highest priority first
- TI-2018-01040 Heap-based buffer overflow in [UNKNOWN] procps-ng, procpsPriority MEDIUM 44
- TI-2018-01042 Stack-based buffer overflow in [UNKNOWN] procps-ng, procpsPriority MEDIUM 42
- TI-2018-01039 procps-ng before version 3.3.15 is vulnerable to a local privilege escalation in top.Priority LOW 35
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 5 | Affected | No fix planned: Will not fix |
| RHEL 7-based RHEV-H for RHEV 4 (build requirements) | Fixed | RHSA-2018:1820 |
| Red Hat Enterprise Linux Client (v. 7) | Fixed | RHSA-2018:1700 |
| Red Hat Enterprise Linux Client Optional (v. 7) | Fixed | RHSA-2018:1700 |
| Red Hat Enterprise Linux ComputeNode (v. 7) | Fixed | RHSA-2018:1700 |
| Red Hat Enterprise Linux ComputeNode EUS (v. 7.4) | Fixed | RHSA-2019:1944 |
| Red Hat Enterprise Linux ComputeNode Optional (v. 7) | Fixed | RHSA-2018:1700 |
| Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.4) | Fixed | RHSA-2019:1944 |
| Red Hat Enterprise Linux Desktop (v. 6) | Fixed | RHSA-2018:1777 |
| Red Hat Enterprise Linux Desktop Optional (v. 6) | Fixed | RHSA-2018:1777 |
| Red Hat Enterprise Linux HPC Node (v. 6) | Fixed | RHSA-2018:1777 |
| Red Hat Enterprise Linux HPC Node EUS (v. 6.7) | Fixed | RHSA-2018:2267 |
| Red Hat Enterprise Linux HPC Node Optional (v. 6) | Fixed | RHSA-2018:1777 |
| Red Hat Enterprise Linux HPC Node Optional EUS (v. 6.7) | Fixed | RHSA-2018:2267 |
| Red Hat Enterprise Linux Server (v. 6) | Fixed | RHSA-2018:1777 |
| Red Hat Enterprise Linux Server (v. 7) | Fixed | RHSA-2018:1700 |
| Red Hat Enterprise Linux Server AUS (v. 6.6) | Fixed | RHSA-2018:2268 |
| Red Hat Enterprise Linux Server EUS (v. 6.7) | Fixed | RHSA-2018:2267 |
| Red Hat Enterprise Linux Server EUS (v. 7.4) | Fixed | RHSA-2019:1944 |
| Red Hat Enterprise Linux Server Optional (v. 6) | Fixed | RHSA-2018:1777 |
| Red Hat Enterprise Linux Server Optional (v. 7) | Fixed | RHSA-2018:1700 |
| Red Hat Enterprise Linux Server Optional AUS (v. 6.6) | Fixed | RHSA-2018:2268 |
| Red Hat Enterprise Linux Server Optional EUS (v. 6.7) | Fixed | RHSA-2018:2267 |
| Red Hat Enterprise Linux Server Optional EUS (v. 7.4) | Fixed | RHSA-2019:1944 |
| Red Hat Enterprise Linux Server Optional TUS (v. 6.6) | Fixed | RHSA-2018:2268 |
| Red Hat Enterprise Linux Server TUS (v. 6.6) | Fixed | RHSA-2018:2268 |
| Red Hat Enterprise Linux Workstation (v. 6) | Fixed | RHSA-2018:1777 |
| Red Hat Enterprise Linux Workstation (v. 7) | Fixed | RHSA-2018:1700 |
| Red Hat Enterprise Linux Workstation Optional (v. 6) | Fixed | RHSA-2018:1777 |
| Red Hat Enterprise Linux Workstation Optional (v. 7) | Fixed | RHSA-2018:1700 |
| Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) | Fixed | RHSA-2018:1700 |
| Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) | Fixed | RHSA-2018:1700 |
| Red Hat Virtualization 4 Hypervisor for RHEL 7 | Fixed | RHSA-2018:1820 |
Not affected: 2 products
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
Timeline
- 2026-10-02 Threatist record created from CVE-2018-1126
- 2026-10-03 Alias added: GHSA-3vhp-j7w2-qxhv
References
Advisory 15
- USN-3658-1
- DSA-4208
- RHSA-2018:1777
- [debian-lts-announce] 20180531 [SECURITY] [DLA 1390-1] procps security update
- RHSA-2018:2267
- RHSA-2018:2268
- RHSA-2018:1700
- https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0
- [oss-security] 20180517 Qualys Security Advisory - Procps-ng Audit Report
- RHSA-2018:1820
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1126
- USN-3658-2
- RHSA-2019:1944
- openSUSE-SU-2019:2376
- openSUSE-SU-2019:2379
Sources
- CVE-2018-1126 · CVE Program
- CVE-2018-1126 · NVD
- FIRST EPSS
- GHSA-3vhp-j7w2-qxhv · GitHub Advisory Database · CC BY 4.0
- CVE-2018-1126 · Red Hat security data · CC BY 4.0
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