Vulnerability Details : CVE-2018-11806
m_cat in slirp/mbuf.c in Qemu has a heap-based buffer overflow via incoming fragmented datagrams.
Vulnerability category: OverflowMemory Corruption
Products affected by CVE-2018-11806
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_eus:7.5:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_eus:7.6:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_eus:7.7:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_aus:7.7:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:openstack:10:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:openstack:9:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:openstack:12:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:openstack:8:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:openstack:13:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server_tus:7.7:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:virtualization:4.0:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*
- cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-11806
0.07%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 34 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-11806
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
7.2
|
HIGH | AV:L/AC:L/Au:N/C:C/I:C/A:C |
3.9
|
10.0
|
NIST | |
8.2
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H |
1.5
|
6.0
|
NIST |
CWE ids for CVE-2018-11806
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-11806
-
https://access.redhat.com/errata/RHSA-2018:2822
RHSA-2018:2822 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://access.redhat.com/errata/RHSA-2018:2762
RHSA-2018:2762 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://www.debian.org/security/2019/dsa-4454
Debian -- Security Information -- DSA-4454-1 qemuThird Party Advisory
-
https://lists.gnu.org/archive/html/qemu-devel/2018-06/msg01012.html
[Qemu-devel] [PATCH 1/2] slirp: correct size computation while concatenaMailing List;Third Party Advisory
-
https://www.zerodayinitiative.com/advisories/ZDI-18-567/
ZDI-18-567 | Zero Day InitiativeThird Party Advisory;VDB Entry
-
https://access.redhat.com/errata/RHSA-2018:2462
RHSA-2018:2462 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
http://www.openwall.com/lists/oss-security/2018/06/07/1
oss-security - CVE-2018-11806 Qemu: slirp: heap buffer overflow while reassembling fragmented datagramsMailing List;Third Party Advisory
-
https://seclists.org/bugtraq/2019/May/76
Bugtraq: [SECURITY] [DSA 4454-1] qemu security updateMailing List;Third Party Advisory
-
http://www.securityfocus.com/bid/104400
QEMU CVE-2018-11806 Heap Buffer Overflow VulnerabilityThird Party Advisory;VDB Entry
-
https://bugzilla.redhat.com/show_bug.cgi?id=1586245
1586245 – (CVE-2018-11806) CVE-2018-11806 QEMU: slirp: heap buffer overflow while reassembling fragmented datagramsIssue Tracking;Patch;Third Party Advisory
-
https://access.redhat.com/errata/RHSA-2019:2892
RHSA-2019:2892 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://usn.ubuntu.com/3826-1/
USN-3826-1: QEMU vulnerabilities | Ubuntu security noticesThird Party Advisory
-
https://lists.debian.org/debian-lts-announce/2019/05/msg00010.html
[SECURITY] [DLA 1781-1] qemu security updateMailing List;Third Party Advisory
-
https://access.redhat.com/errata/RHSA-2018:2887
RHSA-2018:2887 - Security Advisory - Red Hat Customer PortalThird Party Advisory
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