Vulnerability Monitor

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CVE-2018-16847

An OOB heap buffer r/w access issue was found in the NVM Express Controller emulation in QEMU. It could occur in nvme_cmb_ops routines in nvme device. A guest user/process could use this flaw to crash the QEMU process resulting in DoS or potentially run arbitrary code with privileges of the QEMU process.

Published

2018-11-02T22:29:00.347

Last Modified

2024-11-21T03:53:26.260

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.8 (HIGH)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:P/I:P/A:P

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

3.9

Impact Score

6.4

Weaknesses

Type: Secondary
CWE-787
Type: Primary
CWE-125
CWE-787

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	qemu	qemu	≤ 3.0.0	Yes
Application	qemu	qemu	3.1.0	Yes
Application	qemu	qemu	3.1.0	Yes
Operating System	canonical	ubuntu_linux	14.04	Yes
Operating System	canonical	ubuntu_linux	16.04	Yes
Operating System	canonical	ubuntu_linux	18.04	Yes
Operating System	canonical	ubuntu_linux	18.10	Yes

References

http://www.securityfocus.com/bid/105866 Third Party Advisory, VDB Entry ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16847 Issue Tracking, Patch, Third Party Advisory ([email protected])
https://lists.gnu.org/archive/html/qemu-devel/2018-11/msg00200.html Mailing List, Patch, Third Party Advisory ([email protected])
https://usn.ubuntu.com/3826-1/ Third Party Advisory ([email protected])
https://www.openwall.com/lists/oss-security/2018/11/02/1 Mailing List, Patch, Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/105866 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16847 Issue Tracking, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.gnu.org/archive/html/qemu-devel/2018-11/msg00200.html Mailing List, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://usn.ubuntu.com/3826-1/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.openwall.com/lists/oss-security/2018/11/02/1 Mailing List, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)