CVE-2024-27361

Local service interruption via TOCTOU race

Published Jul 9, 2024 · Updated Oct 27, 2024

A TOCTOU race in Samsung Exynos 980, 990, 1080, 2100, 2200, 1280, 1380, and 2400 allows local users to interrupt service. Samsung has not disclosed the resource checked and used, the competing operation, or the component whose state changes during the race. Exploitation requires high local privileges; the disclosed availability consequence is service interruption, without detail on whether the processor crashes or hangs.

CVSS severity4.1
Medium
EPSS probability0.12%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

A TOCTOU race in Samsung Exynos 980, 990, 1080, 2100, 2200, 1280, 1380, and 2400 allows local users to interrupt service. Samsung has not disclosed the resource checked and used, the competing operation, or the component whose state changes during the race. Exploitation requires high local privileges; the disclosed availability consequence is service interruption, without detail on whether the processor crashes or hangs.

The record

CVE
CVE-2024-27361
Published
Jul 9, 2024
Updated
Oct 27, 2024
Vendor
Unknown vendor
Product
Unknown product
Classifications
CWE-367, T1499
Attack vector
local
Privileges
admin

Timeline

How it unfolded

  1. Jul 9, 2024CVE publishedPublication date reported by the CVE source.
  2. Oct 27, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Affected buildAffected product and version details are unavailable.

What conditions does exploitation require?

Attack vectorlocal
Required privilegesadmin

What is affected?

Affected products and versions are unavailable in this record.

Published CVSS scores

5.1MITRECVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:H
4.1NIST NVDCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-367Time-of-check Time-of-use (TOCTOU) Race Condition
T1499Endpoint Denial of Service

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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