CVE-2017-2633
Moderate
CVE-2017-2633
An out-of-bounds memory access issue was found in Quick Emulator (QEMU) before 1.7.2 in the VNC display driver. This flaw could occur while refreshing the VNC display surface area in the 'vnc_refresh_server_surface'. A user inside a guest could use this flaw to crash the QEMU process.
Exploit probability
3.0%
Published
July 27, 2018
Required by
Not available
Last source change
July 8, 2026
02 / AFFECTED SOFTWARE
Affected packages
59 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2017-2633
View original source
An out-of-bounds memory access issue was found in Quick Emulator (QEMU) before 1.7.2 in the VNC display driver. This flaw could occur while refreshing the VNC display surface area in the 'vnc_refresh_server_surface'. A user inside a guest could use this flaw to crash the QEMU process.
05 / REFERENCES
Further evidence
- http://www.openwall.com/lists/oss-security/2017/02/23/1
- http://www.securityfocus.com/bid/96417
- https://access.redhat.com/errata/RHSA-2017:1205
- https://access.redhat.com/errata/RHSA-2017:1206
- https://access.redhat.com/errata/RHSA-2017:1441
- https://access.redhat.com/errata/RHSA-2017:1856
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2633
- https://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=9f64916da20eea67121d544698676295bbb105a7
- https://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=bea60dd7679364493a0d7f5b54316c767cf894ef