CVE-2015-1779
Published: 25 March 2015
The VNC websocket frame decoder in QEMU allows remote attackers to cause a denial of service (memory and CPU consumption) via a large (1) websocket payload or (2) HTTP headers section.
Notes
| Author | Note |
|---|---|
| sbeattie | websockets introduced in qemu 1.4 |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
qemu Launchpad, Ubuntu, Debian |
lucid |
Does not exist
|
| precise |
Does not exist
|
|
| trusty |
Released
(2.0.0+dfsg-2ubuntu1.11)
|
|
| upstream |
Needs triage
|
|
| utopic |
Released
(2.1+dfsg-4ubuntu6.6)
|
|
| vivid |
Released
(1:2.2+dfsg-5expubuntu9.1)
|
|
|
Patches: upstream: http://git.qemu.org/?p=qemu.git;a=commit;h=a2bebfd6e09d285aa793cae3fb0fc3a39a9fee6e upstream: http://git.qemu.org/?p=qemu.git;a=commit;h=2cdb5e142fb93e875fa53c52864ef5eb8d5d8b41 |
||
|
qemu-kvm Launchpad, Ubuntu, Debian |
lucid |
Not vulnerable
|
| precise |
Not vulnerable
|
|
| trusty |
Does not exist
|
|
| upstream |
Needs triage
|
|
| utopic |
Does not exist
|
|
| vivid |
Does not exist
|
|
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 8.6 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Changed |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H |