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CVE-2018-10839

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Date: October 16, 2018

Qemu emulator <= 3.0.0 built with the NE2000 NIC emulation support is vulnerable to an integer overflow, which could lead to buffer overflow issue. It could occur when receiving packets over the network. A user inside guest could use this flaw to crash the Qemu process resulting in DoS.

Language: C

Severity Score

Related Resources (12)

https://nvd.nist.gov/vuln/detail/CVE-2018-10839
https://access.redhat.com/security/cve/CVE-2018-10839
https://access.redhat.com/errata/RHSA-2019:2892
https://www.debian.org/security/2018/dsa-4338
https://security-tracker.debian.org/tracker/CVE-2018-10839
https://people.canonical.com/~ubuntu-security/cve/CVE-2018-10839
https://www.openwall.com/lists/oss-security/2018/10/08/1
https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10839
https://usn.ubuntu.com/3826-1/
https://lists.gnu.org/archive/html/qemu-devel/2018-09/msg03273.html
https://www.mend.io/vulnerability-database/CVE-2018-10839

Severity Score

Weakness Type (CWE)

Integer Overflow or Wraparound

CWE-190

Stack-based Buffer Overflow

CWE-121

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): SINGLE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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