CVE-2024-33619

MEDIUM

Linux Kernel < 6.1.93 - Use of Uninitialized Resource

Title source: rule
STIX 2.1

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.

Scores

CVSS v3 5.5
EPSS 0.0002
EPSS Percentile 4.8%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-908
Status published
Products (4)
linux/Kernel 6.1.0 - 6.1.93linux
linux/Kernel 6.2.0 - 6.6.33linux
linux/Kernel 6.7.0 - 6.9.4linux
linux/linux_kernel 6.1 - 6.1.93
Published Jun 21, 2024
Tracked Since Feb 18, 2026