CVE-2024-21462

Buffer Over-read in TZ Secure OS

7.1 High

Transient DOS while loading the TA ELF file.

Attack profile

How easy it is to exploit

Attack vector: Local
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: None
Integrity: None
Availability: High

Exploit likelihood

0.09%Up 0.1 points since Jul 2, 2024

What each source reports

CVE List Score used 7.1

Buffer Over-read in TZ Secure OS

Transient DOS while loading the TA ELF file.

Record: CVE-2024-21462
CVSS 3.1: 7.1 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Weakness: CWE-126
Updated: 2026-11-02

EUVDEUVD-2024-19171 7.1

Transient DOS while loading the TA ELF file.

Record: EUVD-2024-19171
CVSS 3.1: 7.1 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Updated: 2026-11-03

GitHub AdvisoriesGHSA-5wm9-v2rg-4wx7 7.1

Transient DOS while loading the TA ELF file.

Transient DOS while loading the TA ELF file.

Record: GHSA-5wm9-v2rg-4wx7
CVSS 3.1: 7.1 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Weakness: CWE-125, CWE-126
Updated: 2026-11-02

NVD 7.1

Transient DOS while loading the TA ELF file.

Record: CVE-2024-21462
CVSS 3.1: 7.1 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
CVSS 3.1: 5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness: CWE-126, CWE-125
Updated: 2026-11-02

Affected products

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History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases, published	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2024-21462 is a high vulnerability (CVSS 7.1) in Qualcomm 315 5g Iot Modem Firmware, published July 1, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.09%, the 0th percentile. No source names a fixed version.

Attack profile

How easy it is to exploit

What an attacker can affect

Exploit likelihood

What each source reports

Affected products

History

In short

References