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-2022-36123
n/a n/a — The Linux kernel before 5.18.13 lacks a certain clear operation for the block starting symbol (.bss).
AV AC PR UI S C I A CVSS EPSS %ile KEV
L L L N U H H H 7.8 .0090 58.9 —
AFFECTED
Product Versions Fixed
n/a n/a – —
TIMELINE
Jul 16 Reserved by mitre
Jul 29 Published (CNA: mitre)
Oct 14 ENRICHED — CVE-2022-36123. Received CVSS 7.8 and CPE data from NVD.
Oct 14 EXPLOIT PUBLISHED — CVE-2022-36123. Public exploit reference added.
Description
The Linux kernel before 5.18.13 lacks a certain clear operation for the block starting symbol (.bss). This allows Xen PV guest OS users to cause a denial of service or gain privileges.
Lifecycle
Complete event history — 4 events, chronological
| Date | Event | Detail |
|---|
| July 16, 2022 | Reserved | Reserved by mitre |
| July 29, 2022 | Published | Published (CNA: mitre) |
| October 14, 2026 | ENRICHED | ENRICHED — CVE-2022-36123. Received CVSS 7.8 and CPE data from NVD. |
| October 14, 2026 | EXPLOIT PUBLISHED | EXPLOIT PUBLISHED — CVE-2022-36123. 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-2022-36123 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.
