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-2022-1882
n/a kernel — A use-after-free flaw was found in the Linux kernel’s pipes functionality in how a user performs manipulations with the pipe post_one_not…
AV AC PR UI S C I A CVSS EPSS %ile KEV
L L L N U H H H 7.8 .0037 28.9 —
AFFECTED
Product Versions Fixed
kernel Linux kernel 5.18-rc8 – —
TIMELINE
May 25 Reserved by redhat
May 26 Published (CNA: redhat)
Oct 14 ENRICHED — CVE-2022-1882 (kernel). Received CVSS 7.8 and CPE data from NVD.
Description
A use-after-free flaw was found in the Linux kernel’s pipes functionality in how a user performs manipulations with the pipe post_one_notification() after free_pipe_info() that is already called. This flaw allows a local user to crash or potentially escalate their privileges on the system.
Lifecycle
Complete event history — 3 events, chronological
| Date | Event | Detail |
|---|
| May 25, 2022 | Reserved | Reserved by redhat |
| May 26, 2022 | Published | Published (CNA: redhat) |
| October 14, 2026 | ENRICHED | ENRICHED — CVE-2022-1882 (kernel). Received CVSS 7.8 and CPE data from NVD. |
Affected
Affected products and packages — 1 row
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
|---|
| n/a | kernel | — | Linux kernel 5.18-rc8 | — |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2022-1882 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.
