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: validate request buffer size in smb2_allocate_rsp_buf()
AV AC PR UI S C I A CVSS EPSS %ile KEV
L L L N U H H H 7.8 .0060 46.1 —
AFFECTED
Product Versions Fixed
Linux 0626e6641f6b467447c81dd7678a69c66f7746cf – —
Linux 5.15 – 5.15.159
TIMELINE
Feb 19 Reserved by Linux
May 1 Published (CNA: Linux)
Aug 4 RESCORED — CVE-2024-26936 (Linux). CVSS 8.2 → 7.8 (NVD).
Description
In the Linux kernel, the following vulnerability has been resolved:
ksmbd: validate request buffer size in smb2_allocate_rsp_buf()
The response buffer should be allocated in smb2_allocate_rsp_buf
before validating request. But the fields in payload as well as smb2 header
is used in smb2_allocate_rsp_buf(). This patch add simple buffer size
validation to avoid potencial out-of-bounds in request buffer.
Lifecycle
Complete event history — 3 events, chronological
| Date | Event | Detail |
| February 19, 2024 | Reserved | Reserved by Linux |
| May 1, 2024 | Published | Published (CNA: Linux) |
| August 4, 2026 | RESCORED | RESCORED — CVE-2024-26936 (Linux). CVSS 8.2 → 7.8 (NVD). |
Affected
Affected products and packages — 2 rows
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
| Linux | Linux | — | 0626e6641f6b467447c81dd7678a69c66f7746cf | — |
| Linux | Linux | — | 5.15 | 5.15.159 |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2024-26936 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.