CVE-2023-2700
Published: 15 May 2023
A vulnerability was found in libvirt. This security flaw ouccers due to repeatedly querying an SR-IOV PCI device's capabilities that exposes a memory leak caused by a failure to free the virPCIVirtualFunction array within the parent struct's g_autoptr cleanup.
Notes
| Author | Note |
|---|---|
| mdeslaur | looks like this was introduced in: c97518d9b833a607f29b9bb02e3fbe74c011c088 |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
libvirt Launchpad, Ubuntu, Debian |
bionic |
Not vulnerable
(code not present)
|
| focal |
Not vulnerable
(code not present)
|
|
| jammy |
Released
(8.0.0-1ubuntu7.5)
|
|
| kinetic |
Released
(8.6.0-0ubuntu3.2)
|
|
| lunar |
Released
(9.0.0-2ubuntu1.1)
|
|
| trusty |
Not vulnerable
(code not present)
|
|
| upstream |
Released
(9.3.0)
|
|
| xenial |
Not vulnerable
(code not present)
|
|
|
Patches: upstream: https://gitlab.com/libvirt/libvirt/-/commit/6425a311b8ad19d6f9c0b315bf1d722551ea3585 |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 5.5 |
| Attack vector | Local |
| Attack complexity | Low |
| Privileges required | Low |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |