5.5
MEDIUM
CVE-2020-8002
Virglrenderer Null Pointer Dereference Vuln
Description

A NULL pointer dereference in vrend_renderer.c in virglrenderer through 0.8.1 allows attackers to cause a denial of service via commands that attempt to launch a grid without previously providing a Compute Shader (CS).

INFO

Published Date :

Jan. 27, 2020, 5:15 a.m.

Last Modified :

Nov. 21, 2024, 5:38 a.m.

Remotely Exploitable :

No

Impact Score :

3.6

Exploitability Score :

1.8
Affected Products

The following products are affected by CVE-2020-8002 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Debian debian_linux
1 Virglrenderer_project virglrenderer

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2020-8002 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2020-8002 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://gitlab.freedesktop.org/virgl/virglrenderer/merge_requests/340
    Added Reference https://gitlab.freedesktop.org/virgl/virglrenderer/merge_requests/340/diffs?commit_id=572a36879701598fa727f50313508be99865b58f
    Added Reference https://gitlab.freedesktop.org/virgl/virglrenderer/merge_requests/340/diffs?commit_id=725e12beba4a41934f0ab62d399b5d4de2d13190
    Added Reference https://lists.debian.org/debian-lts-announce/2022/12/msg00017.html
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Modified Analysis by [email protected]

    Feb. 03, 2023

    Action Type Old Value New Value
    Changed Reference Type https://lists.debian.org/debian-lts-announce/2022/12/msg00017.html No Types Assigned https://lists.debian.org/debian-lts-announce/2022/12/msg00017.html Mailing List, Third Party Advisory
    Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Dec. 07, 2022

    Action Type Old Value New Value
    Added Reference https://lists.debian.org/debian-lts-announce/2022/12/msg00017.html [No Types Assigned]
  • Initial Analysis by [email protected]

    Jan. 27, 2020

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:N/I:N/A:P)
    Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type https://gitlab.freedesktop.org/virgl/virglrenderer/merge_requests/340 No Types Assigned https://gitlab.freedesktop.org/virgl/virglrenderer/merge_requests/340 Patch, Third Party Advisory
    Changed Reference Type https://gitlab.freedesktop.org/virgl/virglrenderer/merge_requests/340/diffs?commit_id=572a36879701598fa727f50313508be99865b58f No Types Assigned https://gitlab.freedesktop.org/virgl/virglrenderer/merge_requests/340/diffs?commit_id=572a36879701598fa727f50313508be99865b58f Patch, Third Party Advisory
    Changed Reference Type https://gitlab.freedesktop.org/virgl/virglrenderer/merge_requests/340/diffs?commit_id=725e12beba4a41934f0ab62d399b5d4de2d13190 No Types Assigned https://gitlab.freedesktop.org/virgl/virglrenderer/merge_requests/340/diffs?commit_id=725e12beba4a41934f0ab62d399b5d4de2d13190 Patch, Third Party Advisory
    Added CWE NIST CWE-476
    Added CPE Configuration OR *cpe:2.3:a:virglrenderer_project:virglrenderer:*:*:*:*:*:*:*:* versions up to (including) 0.8.1
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2020-8002 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2020-8002 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.04 }} 0.00%

score

0.05635

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability