Reference page — cumulative record through Wednesday, August 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
Linux Linux — NFSD: prevent integer overflow on 32 bit systems
AV AC PR UI S C I A CVSS EPSS %ile KEV
L L L N U N N H 5.5 .0060 46.2 —
AFFECTED
Product Versions Fixed
Linux 37c88763def8474bc0972fbd1adb0d21670104b7 – —
Linux 4.17 – 4.19.238
TIMELINE
Feb 26 Reserved by Linux
Feb 26 Published (CNA: Linux)
Aug 4 RESCORED — CVE-2022-49279 (Linux). CVSS 8.2 → 5.5 (NVD).
Description
In the Linux kernel, the following vulnerability has been resolved:
NFSD: prevent integer overflow on 32 bit systems
On a 32 bit system, the "len * sizeof(*p)" operation can have an
integer overflow.
Lifecycle
Complete event history — 3 events, chronological
| Date | Event | Detail |
| February 26, 2025 | Reserved | Reserved by Linux |
| February 26, 2025 | Published | Published (CNA: Linux) |
| August 4, 2026 | RESCORED | RESCORED — CVE-2022-49279 (Linux). CVSS 8.2 → 5.5 (NVD). |
Affected
Affected products and packages — 2 rows
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
| Linux | Linux | — | 37c88763def8474bc0972fbd1adb0d21670104b7 | — |
| Linux | Linux | — | 4.17 | 4.19.238 |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2022-49279 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 Wednesday, August 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.