boxscore/security
CVE · referencelatest edition

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.

CVE-2024-26936HIGH
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).
CWE-120 · CNA: Linux · CVSS v3.1 · 5 references · NVD status: Modified

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
DateEventDetail
February 19, 2024ReservedReserved by Linux
May 1, 2024PublishedPublished (CNA: Linux)
August 4, 2026RESCOREDRESCORED — CVE-2024-26936 (Linux). CVSS 8.2 → 7.8 (NVD).

Affected

Affected products and packages — 2 rows
VendorProduct / PackageEcosystemVersion introducedFixed
LinuxLinux0626e6641f6b467447c81dd7678a69c66f7746cf
LinuxLinux5.155.15.159

Weaknesses

CWE-120

References (5)

Related

Authoritative record: CVE-2024-26936 at cve.org

Vendors: linux

Weaknesses: CWE-120

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.