CVE-2017-2630
Published: July 27, 2018Last modified: November 9, 2023
Description
A stack buffer overflow flaw was found in the Quick Emulator (QEMU) before 2.9 built with the Network Block Device (NBD) client support. The flaw could occur while processing server's response to a 'NBD_OPT_LIST' request. A malicious NBD server could use this issue to crash a remote NBD client resulting in DoS or potentially execute arbitrary code on client host with privileges of the QEMU process.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 8.8 |
| Attack Vector | NETWORK |
| Attack complexity | LOW |
| Privileges required | LOW |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity impact | HIGH |
| Availability impact | HIGH |
| Vector | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | qemu | Not affected (7.1.0-r4) |
| Stream | qemu | Not affected (8.1.2-r0) |
References
- http://www.openwall.com/lists/oss-security/2017/02/15/2
- http://www.securityfocus.com/bid/96265
- https://access.redhat.com/errata/RHSA-2017:2392
- https://bugzilla.redhat.com/show_bug.cgi?id=1422415
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2630
- https://github.com/qemu/qemu/commit/2563c9c6b8670400c48e562034b321a7cf3d9a85
- https://lists.gnu.org/archive/html/qemu-devel/2017-02/msg01246.html
- https://security.gentoo.org/glsa/201704-01