Vulnerability Details : CVE-2017-7718
hw/display/cirrus_vga_rop.h in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (out-of-bounds read and QEMU process crash) via vectors related to copying VGA data via the cirrus_bitblt_rop_fwd_transp_ and cirrus_bitblt_rop_fwd_ functions.
Vulnerability category: Denial of service
Products affected by CVE-2017-7718
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*
- cpe:2.3:a:qemu:qemu:2.9.0:rc0:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-7718
0.13%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 33 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-7718
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
2.1
|
LOW | AV:L/AC:L/Au:N/C:N/I:N/A:P |
3.9
|
2.9
|
NIST | |
|
5.5
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2017-7718
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-7718
-
https://access.redhat.com/errata/RHSA-2017:1430
RHSA-2017:1430 - Security Advisory - Red Hat Customer PortalThird Party Advisory
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https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
[SECURITY] [DLA 1497-1] qemu security updateThird Party Advisory
-
https://access.redhat.com/errata/RHSA-2017:0983
RHSA-2017:0983 - Security Advisory - Red Hat Customer PortalThird Party Advisory
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https://access.redhat.com/errata/RHSA-2017:0984
RHSA-2017:0984 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://access.redhat.com/errata/RHSA-2017:0988
RHSA-2017:0988 - Security Advisory - Red Hat Customer PortalThird Party Advisory
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https://access.redhat.com/errata/RHSA-2017:1441
RHSA-2017:1441 - Security Advisory - Red Hat Customer PortalThird Party Advisory
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http://git.qemu-project.org/?p=qemu.git;a=commit;h=215902d7b6fb50c6fc216fc74f770858278ed904
git.qemu.org Git - qemu.git/commitIssue Tracking;Patch;Third Party Advisory
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http://www.securityfocus.com/bid/97957
QEMU 'hw/display/cirrus_vga_rop.h' Multiple Memory Corruption VulnerabilitiesThird Party Advisory;VDB Entry
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https://bugzilla.redhat.com/show_bug.cgi?id=1443441
1443441 – (CVE-2017-7718) CVE-2017-7718 Qemu: display: cirrus: OOB read access issueIssue Tracking;Patch;Third Party Advisory
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https://access.redhat.com/errata/RHSA-2017:1205
RHSA-2017:1205 - Security Advisory - Red Hat Customer PortalThird Party Advisory
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http://www.openwall.com/lists/oss-security/2017/04/19/4
oss-security - CVE-2017-7718 Qemu: display: cirrus: OOB read access issueMailing List;Patch;Third Party Advisory
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https://access.redhat.com/errata/RHSA-2017:0980
RHSA-2017:0980 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://access.redhat.com/errata/RHSA-2017:1206
RHSA-2017:1206 - Security Advisory - Red Hat Customer PortalThird Party Advisory
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https://access.redhat.com/errata/RHSA-2017:0981
RHSA-2017:0981 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://access.redhat.com/errata/RHSA-2017:0982
RHSA-2017:0982 - Security Advisory - Red Hat Customer PortalThird Party Advisory
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https://access.redhat.com/errata/RHSA-2017:1431
RHSA-2017:1431 - Security Advisory - Red Hat Customer PortalThird Party Advisory
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https://security.gentoo.org/glsa/201706-03
QEMU: Multiple vulnerabilities (GLSA 201706-03) — Gentoo securityThird Party Advisory
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