Vulnerability Details : CVE-2017-11334
The address_space_write_continue function in exec.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (out-of-bounds access and guest instance crash) by leveraging use of qemu_map_ram_ptr to access guest ram block area.
Vulnerability category: Denial of service
Products affected by CVE-2017-11334
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-11334
0.06%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 26 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-11334
| 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 | |
|
4.4
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H |
0.8
|
3.6
|
NIST |
CWE ids for CVE-2017-11334
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-11334
-
https://usn.ubuntu.com/3575-1/
USN-3575-1: QEMU vulnerabilities | Ubuntu security noticesThird Party Advisory
-
http://www.debian.org/security/2017/dsa-3925
Debian -- Security Information -- DSA-3925-1 qemuThird Party Advisory
-
https://access.redhat.com/errata/RHSA-2017:3473
RHSA-2017:3473 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://access.redhat.com/errata/RHSA-2017:3369
RHSA-2017:3369 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://lists.gnu.org/archive/html/qemu-devel/2017-07/msg03775.html
[Qemu-devel] [PULL 21/41] exec: use qemu_ram_ptr_length to access guestMailing List;Patch;Vendor Advisory
-
http://www.openwall.com/lists/oss-security/2017/07/17/4
oss-security - CVE-2017-11334 Qemu: exec: oob access during dma operationMailing List;Patch;Third Party Advisory
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http://www.securityfocus.com/bid/99895
QEMU CVE-2017-11334 Out of Bounds Read and Write Denial of Service VulnerabilityThird Party Advisory;VDB Entry
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https://access.redhat.com/errata/RHSA-2017:3466
RHSA-2017:3466 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://access.redhat.com/errata/RHSA-2017:3470
RHSA-2017:3470 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://access.redhat.com/errata/RHSA-2017:3471
RHSA-2017:3471 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://bugzilla.redhat.com/show_bug.cgi?id=1471638
1471638 – (CVE-2017-11334) CVE-2017-11334 Qemu: exec: oob access during dma operationIssue Tracking;Patch;Third Party Advisory
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https://access.redhat.com/errata/RHSA-2017:3474
RHSA-2017:3474 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://access.redhat.com/errata/RHSA-2017:3472
RHSA-2017:3472 - Security Advisory - Red Hat Customer PortalThird Party Advisory
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