CVE-2017-2633

NameCVE-2017-2633
DescriptionAn 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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
qemu (PTS)jessie1:2.1+dfsg-12+deb8u6fixed
jessie (security)1:2.1+dfsg-12+deb8u8fixed
stretch1:2.8+dfsg-6+deb9u4fixed
stretch (security)1:2.8+dfsg-6+deb9u5fixed
buster1:2.12+dfsg-3fixed
sid1:3.1+dfsg-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
qemusource(unstable)2.1+dfsg-1medium
qemu-kvmsource(unstable)(unfixed)medium

Notes

[wheezy] - qemu <postponed> (Can be fixed along when more severe issues are being fixed)
[wheezy] - qemu-kvm <postponed> (Can be fixed along when more severe issues are being fixed)
Upstream patch: http://git.qemu-project.org/?p=qemu.git;a=commitdiff;h=bea60dd7679364493a0d7f5b54316c767cf894ef
Upstream patch: http://git.qemu-project.org/?p=qemu.git;a=commit;h=9f64916da20eea67121d544698676295bbb105a7

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