virglrenderer up to 0.8.1 vrend_renderer.c double free

CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability classified as problematic was found in virglrenderer up to 0.8.1. This vulnerability affects an unknown code block of the file vrend_renderer.c. The manipulation with an unknown input leads to a double free vulnerability. The CWE definition for the vulnerability is CWE-415. The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations. As an impact it is known to affect availability. CVE summarizes:

A double-free vulnerability in vrend_renderer.c in virglrenderer through 0.8.1 allows attackers to cause a denial of service by triggering texture allocation failure, because vrend_renderer_resource_allocated_texture is not an appropriate place for a free.

The weakness was disclosed 01/27/2020. This vulnerability was named CVE-2020-8003 since 01/27/2020. The exploitation appears to be easy. The attack needs to be approached locally. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The entry VDB-149391 is pretty similar.




CPE 2.3info

CPE 2.2info


VulDB CVSS-B Score: 🔍
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VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.4

VulDB Base Score: 3.3
VulDB Temp Score: 3.3
VulDB Vector: 🔍
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NVD Base Score: 5.5
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VulDB Base Score: 🔍
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Class: Double free
CWE: CWE-415 / CWE-119

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
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Threat Intelligenceinfo

Interest: 🔍
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Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍



01/27/2020 🔍
01/27/2020 +0 days 🔍
01/27/2020 +0 days 🔍
03/26/2024 +1520 days 🔍


Advisory: f9b079ccc319c98499111f66bd654fc9b56cf15f
Status: Not defined

CVE: CVE-2020-8003 (🔍)
See also: 🔍


Created: 01/27/2020 08:07 AM
Updated: 03/26/2024 01:02 PM
Changes: 01/27/2020 08:07 AM (35), 01/27/2020 08:12 AM (17), 03/26/2024 12:54 PM (19), 03/26/2024 01:02 PM (1)
Complete: 🔍
Cache ID: 44:D53:40


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