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: fix NULL pointer dereference in smb2_get_info_filesystem()
AV AC PR UI S C I A CVSS EPSS %ile KEV
L L L N U N N H 5.5 .0028 20.5 —
AFFECTED
Product Versions Fixed
Linux 0626e6641f6b467447c81dd7678a69c66f7746cf – —
Linux 5.15 – 5.15.111
TIMELINE
Sep 17 Reserved by Linux
Sep 18 Published (CNA: Linux)
Aug 4 RESCORED — CVE-2023-53399 (Linux). CVSS 7.5 → 5.5 (NVD).
Description
In the Linux kernel, the following vulnerability has been resolved:
ksmbd: fix NULL pointer dereference in smb2_get_info_filesystem()
If share is , share->path is NULL and it cause NULL pointer
dereference issue.
Lifecycle
Complete event history — 3 events, chronological
| Date | Event | Detail |
| September 17, 2025 | Reserved | Reserved by Linux |
| September 18, 2025 | Published | Published (CNA: Linux) |
| August 4, 2026 | RESCORED | RESCORED — CVE-2023-53399 (Linux). CVSS 7.5 → 5.5 (NVD). |
Affected
Affected products and packages — 2 rows
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
| Linux | Linux | — | 0626e6641f6b467447c81dd7678a69c66f7746cf | — |
| Linux | Linux | — | 5.15 | 5.15.111 |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2023-53399 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.