CVE-2018-1126

MEDIUMNVD 4.89.8▲Trending — 4 sources updated this week

4.8

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.

CVSS v3: 4.8
EG Score: 9.8(medium)
EPSS: 65.9%
KEV: Not listed

Published

May 23, 2018

Last Modified

November 21, 2024

References (36)

secalert@redhathttp://lists.opensuse.org/opensuse-security-announce/2019-10/msg00058.html
secalert@redhathttp://lists.opensuse.org/opensuse-security-announce/2019-10/msg00059.html
secalert@redhathttp://seclists.org/oss-sec/2018/q2/122
secalert@redhathttp://www.securityfocus.com/bid/104214
secalert@redhathttp://www.securitytracker.com/id/1041057
secalert@redhathttps://access.redhat.com/errata/RHSA-2018:1700
secalert@redhathttps://access.redhat.com/errata/RHSA-2018:1777
secalert@redhathttps://access.redhat.com/errata/RHSA-2018:1820
secalert@redhathttps://access.redhat.com/errata/RHSA-2018:2267
secalert@redhathttps://access.redhat.com/errata/RHSA-2018:2268
secalert@redhathttps://access.redhat.com/errata/RHSA-2019:1944
secalert@redhathttps://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-1126
secalert@redhathttps://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0
secalert@redhathttps://lists.debian.org/debian-lts-announce/2018/05/msg00021.html
secalert@redhathttps://usn.ubuntu.com/3658-1/

Patch Availability(8)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
ubuntu	procps (1:3.2.8-11ubuntu6.5) @ precise	2026-05-28	ubuntu
ubuntu	procps (2:3.3.10-4ubuntu2.4) @ xenial	2026-05-28	ubuntu
redhat	procps-ng-0:3.3.10-16.el7_4.1	2019-07-30	redhat
redhat	procps-0:3.2.8-35.el6_7.1	2018-07-26	redhat
redhat	procps-0:3.2.8-30.el6_6.1	2018-07-26	redhat
redhat	redhat-virtualization-host-0:4.2-20180531.0	2018-06-11	redhat
redhat	procps-0:3.2.8-45.el6_9.3	2018-05-31	redhat
redhat	procps-ng-0:3.3.10-17.el7_5.2	2018-05-23	redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-190Integer Overflow or Wraparound

All Vendor Advisories

(8)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 13× in last 7d / 19× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-29 13:41 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 07:53 UTCEG score recompute
2026-05-28 07:53 UTCVendor advisory
2026-05-28 07:53 UTCGHSA enrichment
2026-05-27 13:38 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch

Frequently asked(5)

What is CVE-2018-1126?

CVE-2018-1126 is a medium vulnerability published on May 23, 2018. 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.

When was CVE-2018-1126 disclosed?

CVE-2018-1126 was first published in the National Vulnerability Database on May 23, 2018, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2018-1126 actively exploited?

CVE-2018-1126 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 65.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2018-1126?

CVE-2018-1126 has a CVSS v3 base score of 4.8 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.8.

How do I remediate CVE-2018-1126?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-1126, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2018-1126

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CVE-2018-1126

Published

Last Modified

References (36)

Patch Availability(8)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2018-1126?

Same vendor

Same CWE

CVE-2018-1126

📅 Published

🔄 Last Modified

🔗 References (36)

Patch Availability(8)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2018-1126?

🔗 Related CVEs(same vendor + same CWE)

Same vendor

Same CWE

Published

Last Modified

References (36)

Frequently asked(5)

Related CVEs(same vendor + same CWE)