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-2021-33294
n/a n/a — In elfutils 0.183, an infinite loop was found in the function handle_symtab in readelf.c .Which allows attackers to cause a denial of ser…
AV AC PR UI S C I A CVSS EPSS %ile KEV
L L N R U N N H 5.5 .0033 25.2 —
AFFECTED
Product Versions Fixed
n/a n/a – —
TIMELINE
May 20 Reserved by mitre
Jul 18 Published (CNA: mitre)
Oct 14 ENRICHED — CVE-2021-33294. Received CVSS 5.5 and CPE data from NVD.
Oct 14 EXPLOIT PUBLISHED — CVE-2021-33294. Public exploit reference added.
Description
In elfutils 0.183, an infinite loop was found in the function handle_symtab in readelf.c .Which allows attackers to cause a denial of service (infinite loop) via crafted file.
Lifecycle
Complete event history — 4 events, chronological
| Date | Event | Detail |
|---|
| May 20, 2021 | Reserved | Reserved by mitre |
| July 18, 2023 | Published | Published (CNA: mitre) |
| October 14, 2026 | ENRICHED | ENRICHED — CVE-2021-33294. Received CVSS 5.5 and CPE data from NVD. |
| October 14, 2026 | EXPLOIT PUBLISHED | EXPLOIT PUBLISHED — CVE-2021-33294. 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-2021-33294 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.
