CVE-2023-3019
Published: 24 July 2023
A DMA reentrancy issue leading to a use-after-free error was found in the e1000e NIC emulation code in QEMU. This issue could allow a privileged guest user to crash the QEMU process on the host, resulting in a denial of service.
Notes
Author | Note |
---|---|
mdeslaur | as of 2023-10-12, the proposed patch has not yet been accepted upstream, marking as deferred |
Priority
Status
Package | Release | Status |
---|---|---|
qemu Launchpad, Ubuntu, Debian |
upstream |
Needs triage
|
bionic |
Deferred
(2023-10-12)
|
|
focal |
Deferred
(2023-10-12)
|
|
jammy |
Deferred
(2023-10-12)
|
|
kinetic |
Ignored
(end of life, was deferred [2023-10-12])
|
|
lunar |
Deferred
(2023-10-12)
|
|
trusty |
Deferred
(2023-10-12)
|
|
xenial |
Deferred
(2023-10-12)
|
|
mantic |
Deferred
(2023-10-12)
|
|
Patches: other: https://lists.nongnu.org/archive/html/qemu-devel/2023-05/msg08310.html |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 6.5 |
Attack vector | Local |
Attack complexity | Low |
Privileges required | Low |
User interaction | None |
Scope | Changed |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H |