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 — mctp: fix use after free
AV AC PR UI S C I A CVSS EPSS %ile KEV
L L L N U H H H 7.8 .0030 22.6 —
AFFECTED
Product Versions Fixed
Linux 4f9e1ba6de45aa8797a83f1fe5b82ec4bac16899 – —
Linux 5.16 – 5.16.11
TIMELINE
Jun 20 Reserved by Linux
Jul 16 Published (CNA: Linux)
Aug 4 RESCORED — CVE-2022-48782 (Linux). CVSS 8.8 → 7.8 (NVD).
Description
In the Linux kernel, the following vulnerability has been resolved:
mctp: fix use after free
Clang static analysis reports this problem
route.c:425:4: warning: Use of memory after it is freed
trace_mctp_key_acquire(key);
^~~~~~~~~~~~~~~~~~~~~~~~~~~
When mctp_key_add() fails, key is freed but then is later
used in trace_mctp_key_acquire(). Add an else statement
to use the key only when mctp_key_add() is successful.
Lifecycle
Complete event history — 3 events, chronological
| Date | Event | Detail |
| June 20, 2024 | Reserved | Reserved by Linux |
| July 16, 2024 | Published | Published (CNA: Linux) |
| August 4, 2026 | RESCORED | RESCORED — CVE-2022-48782 (Linux). CVSS 8.8 → 7.8 (NVD). |
Affected
Affected products and packages — 2 rows
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
| Linux | Linux | — | 4f9e1ba6de45aa8797a83f1fe5b82ec4bac16899 | — |
| Linux | Linux | — | 5.16 | 5.16.11 |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2022-48782 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.