udisks2 up to 2.9.3 Image denial of service

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.5$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in udisks2 up to 2.9.3. This vulnerability affects unknown code of the component Image Handler. Such manipulation leads to denial of service. This vulnerability is uniquely identified as CVE-2021-3802. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in udisks2 up to 2.9.3 and classified as problematic. Affected by this issue is some unknown functionality of the component Image Handler. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability.

The weakness was disclosed 11/29/2021 as SYSS-2021-045. The advisory is available at syss.de. This vulnerability is handled as CVE-2021-3802 since 09/15/2021. The technical details are unknown and an exploit is not available.

The vulnerability scanner Nessus provides a plugin with the ID 261159 (Oracle Linux 10 : udisks2 (ELSA-2025-15020)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 2.9.4 eliminates this vulnerability. The upgrade is hosted for download at github.com.

The vulnerability is also documented in the vulnerability database at Tenable (261159). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.7
VulDB Temp Score: 5.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 261159
Nessus Name: Oracle Linux 10 : udisks2 (ELSA-2025-15020)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: udisks2 2.9.4

Timelineinfo

09/15/2021 🔍
11/29/2021 +75 days 🔍
11/29/2021 +0 days 🔍
09/04/2025 +1375 days 🔍

Sourcesinfo

Advisory: SYSS-2021-045
Status: Confirmed

CVE: CVE-2021-3802 (🔍)
GCVE (CVE): GCVE-0-2021-3802
GCVE (VulDB): GCVE-100-187322

Entryinfo

Created: 11/29/2021 22:00
Updated: 09/04/2025 06:00
Changes: 11/29/2021 22:00 (40), 12/02/2021 19:53 (1), 09/04/2025 06:00 (16)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Might our Artificial Intelligence support you?

Check our Alexa App!