Stack-based Buffer Overflow Affecting qemu package, versions <1:2.8+dfsg-3
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-DEBIAN12-QEMU-1558353
- published27 Jun 2018
- disclosed27 Jul 2018
Introduced: 27 Jun 2018
CVE-2017-2630 (opens in a new tab)How to fix?
Upgrade Debian:12 qemu to version 1:2.8+dfsg-3 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream qemu package and not the qemu package as distributed by Debian.
See How to fix? for Debian:12 relevant fixed versions and status.
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.
References
- https://security-tracker.debian.org/tracker/CVE-2017-2630
- https://bugzilla.redhat.com/show_bug.cgi?id=1422415
- https://security.gentoo.org/glsa/201704-01
- https://github.com/qemu/qemu/commit/2563c9c6b8670400c48e562034b321a7cf3d9a85
- https://lists.gnu.org/archive/html/qemu-devel/2017-02/msg01246.html
- http://www.openwall.com/lists/oss-security/2017/02/15/2
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2630
- https://access.redhat.com/errata/RHSA-2017:2392
- http://www.securityfocus.com/bid/96265