virglrenderer missing initialization of resource

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.
4.8$0-$5k0.00

A vulnerability was found in virglrenderer (affected version unknown). It has been declared as problematic. Affected by this vulnerability is an unknown function. The manipulation with an unknown input leads to a missing initialization of resource vulnerability. The CWE definition for the vulnerability is CWE-909. The software does not initialize a critical resource. As an impact it is known to affect confidentiality. The summary by CVE is:

A flaw was found in the VirGL virtual OpenGL renderer (virglrenderer). The virgl did not properly initialize memory when allocating a host-backed memory resource. A malicious guest could use this flaw to mmap from the guest kernel and read this uninitialized memory from the host, possibly leading to information disclosure.

The weakness was presented 08/27/2022 as b05bb61f454eeb8a85164c8a31510aeb9d79129c. It is possible to read the advisory at gitlab.freedesktop.org. This vulnerability is known as CVE-2022-0175 since 01/10/2022. The technical details are unknown and an exploit is not publicly available.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at gitlab.freedesktop.org.

Productinfo

Name

CPE 2.3info

CPE 2.2info

CVSSv3info

VulDB Meta Base Score: 4.9
VulDB Meta Temp Score: 4.8

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔒

CVSSv2info

AVACAuCIA
🔍🔍🔍🔍🔍🔍
🔍🔍🔍🔍🔍🔍
🔍🔍🔍🔍🔍🔍
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock

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

Exploitinginfo

Class: Missing initialization of resource
CWE: CWE-909 / CWE-908
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Dayunlockunlockunlockunlock
Todayunlockunlockunlockunlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔒

Patch: gitlab.freedesktop.org

Timelineinfo

01/10/2022 CVE reserved
08/27/2022 +228 days Advisory disclosed
08/27/2022 +0 days VulDB entry created
10/02/2022 +36 days VulDB last update

Sourcesinfo

Advisory: b05bb61f454eeb8a85164c8a31510aeb9d79129c
Status: Confirmed

CVE: CVE-2022-0175 (🔒)

Entryinfo

Created: 08/27/2022 08:01 AM
Updated: 10/02/2022 02:11 PM
Changes: 08/27/2022 08:01 AM (38), 10/02/2022 02:11 PM (11)
Complete: 🔍

Discussion

No comments yet. Languages: en.

Please log in to comment.

Are you interested in using VulDB?

Download the whitepaper to learn more about our service!