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-2024-33619MEDIUM
Linux Linux — efi: libstub: only free priv.runtime_map when allocated
  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   L   L   L   N  U  N  N  H    5.5   .0025   16.7     —
AFFECTED
  Product  Versions                                    Fixed
  Linux    f80d26043af91ceb5036c478101c015edb9e7630 –  —
  Linux    6.1 –                                       6.1.93
TIMELINE
  Jun 21  Reserved by Linux
  Jun 21  Published (CNA: Linux)
  Aug 4   RESCORED — CVE-2024-33619 (Linux). CVSS 7.8 → 5.5 (NVD).
CWE-908 · CNA: Linux · CVSS v3.1 · 4 references · NVD status: Modified

Description

In the Linux kernel, the following vulnerability has been resolved: efi: libstub: only free priv.runtime_map when allocated priv.runtime_map is only allocated when efi_novamap is not set. Otherwise, it is an uninitialized value. In the error path, it is freed unconditionally. Avoid passing an uninitialized value to free_pool. Free priv.runtime_map only when it was allocated. This bug was discovered and resolved using Coverity Static Analysis Security Testing (SAST) by Synopsys, Inc.

Lifecycle

Complete event history — 3 events, chronological
DateEventDetail
June 21, 2024ReservedReserved by Linux
June 21, 2024PublishedPublished (CNA: Linux)
August 4, 2026RESCOREDRESCORED — CVE-2024-33619 (Linux). CVSS 7.8 → 5.5 (NVD).

Affected

Affected products and packages — 2 rows
VendorProduct / PackageEcosystemVersion introducedFixed
LinuxLinuxf80d26043af91ceb5036c478101c015edb9e7630
LinuxLinux6.16.1.93

Weaknesses

CWE-908

References (4)

Related

Authoritative record: CVE-2024-33619 at cve.org

Vendors: linux

Weaknesses: CWE-908

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2024-33619 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.