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CVE

CVE-2018-10839

Qemu emulator <= 3.0.0 built with the NE2000 NIC emulation support is vulnerable to an integer overflow, which could lea

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.

MEDIUM · CVSS 6.5 EPSS 0.01561
Schedule remediation
  • Public exploit or PoC is available
Sigma rules1 YARA rules0
⬡

Weakness Classification

CWE-121Stack-based Buffer Overflow
CWE-190Integer Overflow or Wraparound
▤

Affected Products & Versions

3
qemu<= 3.0.0
canonical ubuntu linuxall versions
debian linuxall versions
⚠

Public Exploits & PoCs

1
poclists.gnu.org · msg03273.htmllists.gnu.org
◈

Sigma Hunt Rules

1
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productmediumPotentially Suspicious Usage Of Qemu
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.0 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD16 Oct 2018 · 02:29 PM
CVSS VectorCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
⚑

Vendor Advisories

16
suse-csafopenSUSE-SU-2024:11287-1
suse-csafSUSE-SU-2018:3973-2
rhsaRHSA-2019:2892Low
suse-csafSUSE-SU-2019:14011-1
suse-csafSUSE-SU-2019:0825-1
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10839Issue TrackingThird Party Advisory
https://lists.debian.org/debian-lts-announce/2018/11/msg00038.htmlThird Party Advisory
https://usn.ubuntu.com/3826-1/PatchVendor Advisory
https://www.debian.org/security/2018/dsa-4338Vendor Advisory
https://www.openwall.com/lists/oss-security/2018/10/08/1Mailing ListThird Party Advisory
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