Reference page — cumulative record through Monday, October 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
CVE-2021-37600
n/a n/a — An integer overflow in util-linux through 2.37.1 can potentially cause a buffer overflow if an attacker were able to use system resources…
AV AC PR UI S C I A CVSS EPSS %ile KEV
L L N R U N N H 5.5 .0066 50.6 —
AFFECTED
Product Versions Fixed
n/a n/a – —
TIMELINE
Jul 28 Reserved by mitre
Jul 28 Published (CNA: mitre)
Oct 14 ENRICHED — CVE-2021-37600. Received CVSS 5.5 and CPE data from NVD.
Oct 14 EXPLOIT PUBLISHED — CVE-2021-37600. Public exploit reference added.
Description
An integer overflow in util-linux through 2.37.1 can potentially cause a buffer overflow if an attacker were able to use system resources in a way that leads to a large number in the /proc/sysvipc/sem file. NOTE: this is unexploitable in GNU C Library environments, and possibly in all realistic environments.
Lifecycle
Complete event history — 4 events, chronological
| Date | Event | Detail |
|---|
| July 28, 2021 | Reserved | Reserved by mitre |
| July 28, 2021 | Published | Published (CNA: mitre) |
| October 14, 2026 | ENRICHED | ENRICHED — CVE-2021-37600. Received CVSS 5.5 and CPE data from NVD. |
| October 14, 2026 | EXPLOIT PUBLISHED | EXPLOIT PUBLISHED — CVE-2021-37600. Public exploit reference added. |
Affected
Affected products and packages — 1 row
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
|---|
| n/a | n/a | — | n/a | — |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2021-37600 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Monday, October 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.
