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ubuntucveUbuntu.comUB:CVE-2022-1050
HistoryMar 29, 2022 - 12:00 a.m.

CVE-2022-1050

2022-03-2900:00:00
ubuntu.com
ubuntu.com
29
qemu
vmware
paravirtual rdma
use-after-free
shared buffers
bugzilla

CVSS2

4.6

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

8.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0

Percentile

12.6%

A flaw was found in the QEMU implementation of VMWare’s paravirtual RDMA
device. This flaw allows a crafted guest driver to execute HW commands when
shared buffers are not yet allocated, potentially leading to a
use-after-free condition.

Bugs

OSVersionArchitecturePackageVersionFilename
ubuntu20.04noarchqemu< 1:4.2-3ubuntu6.27UNKNOWN
ubuntu22.04noarchqemu< 1:6.2+dfsg-2ubuntu6.11UNKNOWN
ubuntu22.10noarchqemu< 1:7.0+dfsg-7ubuntu2.6UNKNOWN

CVSS2

4.6

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

8.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0

Percentile

12.6%