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ubuntuUbuntuUSN-5309-1
HistoryFeb 28, 2022 - 12:00 a.m.

virglrenderer vulnerabilities

2022-02-2800:00:00
ubuntu.com
86
virglrenderer
memory vulnerabilities
ubuntu 21.10
ubuntu 20.04 lts
denial of service
arbitrary code
sensitive information

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

AI Score

7.5

Confidence

High

EPSS

0.001

Percentile

17.0%

Releases

  • Ubuntu 21.10
  • Ubuntu 20.04 LTS

Packages

  • virglrenderer - virtual GPU for KVM virtualization

Details

It was discovered that virglrenderer incorrectly handled memory. An
attacker inside a guest could use this issue to cause virglrenderer to
crash, resulting in a denial of service, or possibly execute arbitrary
code. (CVE-2022-0135)

It was discovered that virglrenderer incorrectly initialized memory. An
attacker inside a guest could possibly use this issue to obtain sensitive
host information. (CVE-2022-0175)

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

AI Score

7.5

Confidence

High

EPSS

0.001

Percentile

17.0%