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[email protected]CVE-2021-3544

HistoryJun 02, 2021 - 2:15 p.m.

CVE-2021-3544

2021-06-0214:15:10

CWE-401

[email protected]

web.nvd.nist.gov

288

cve-2021-3544

memory leaks

virtio

vhost-user

gpu

qemu

nvd

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:N/I:N/A:P

6.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

6.8 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

14.3%

JSON

Several memory leaks were found in the virtio vhost-user GPU device (vhost-user-gpu) of QEMU in versions up to and including 6.0. They exist in contrib/vhost-user-gpu/vhost-user-gpu.c and contrib/vhost-user-gpu/virgl.c due to improper release of memory (i.e., free) after effective lifetime.

Affected configurations

Vulners

NVD

Node

qemuqemuRange≤6.0

VendorProductVersionCPE
qemuqemu*cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
qemu	qemu	*	cpe:2.3:a:qemu:qemu::::::::

CNA Affected

[
  {
    "product": "QEMU",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "All QEMU versions up to and including 6.0"
      }
    ]
  }
]