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 — ksmbd: add refcnt to ksmbd_conn struct
AV AC PR UI S C I A CVSS EPSS %ile KEV
L L L N U N N H 5.5 .0062 46.9 —
AFFECTED
Product Versions Fixed
Linux 0626e6641f6b467447c81dd7678a69c66f7746cf – —
Linux 5.15 – 6.6.55
TIMELINE
Oct 21 Reserved by Linux
Oct 21 Published (CNA: Linux)
Aug 4 RESCORED — CVE-2024-49988 (Linux). CVSS 8.8 → 5.5 (NVD).
Description
In the Linux kernel, the following vulnerability has been resolved:
ksmbd: add refcnt to ksmbd_conn struct
When sending an oplock break request, opinfo->conn is used,
But freed ->conn can be used on multichannel.
This patch add a reference count to the ksmbd_conn struct
so that it can be freed when it is no longer used.
Lifecycle
Complete event history — 3 events, chronological
| Date | Event | Detail |
| October 21, 2024 | Reserved | Reserved by Linux |
| October 21, 2024 | Published | Published (CNA: Linux) |
| August 4, 2026 | RESCORED | RESCORED — CVE-2024-49988 (Linux). CVSS 8.8 → 5.5 (NVD). |
Affected
Affected products and packages — 2 rows
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
| Linux | Linux | — | 0626e6641f6b467447c81dd7678a69c66f7746cf | — |
| Linux | Linux | — | 5.15 | 6.6.55 |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2024-49988 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.