CVE-2018-10839 — Stack-based Buffer Overflow in Qemu

CWE-121 — Stack-based Buffer OverflowCWE-190 — Integer Overflow or Wraparound10 documents7 sources
Severity
6.5MEDIUMNVD
EPSS
1.6%
top 18.48%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
5
QemuDebian QemuTHE Qemu Project Qemu-kvm+2 more
Timeline
PublishedOct 16
Latest updateMay 13

Description

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.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 2.8 | Impact: 3.6

Affected Packages5 packages

▶debiandebian/qemu< qemu 1:3.1+dfsg-1 (bookworm)
▶Debianqemu/qemu< 1:3.1+dfsg-1+3
▶Ubuntuqemu/qemu< 2.0.0+dfsg-2ubuntu1.44+2
▶NVDqemu/qemu3.0.0
▶CVEListV5the_qemu_project/qemu-kvm3.0.0

Also affects: Debian Linux 8.0, 9.0, Ubuntu Linux 14.04, 16.04, 18.04, 18.10

Patches

Patch: usn.ubuntu.com ↗Patch: usn.ubuntu.com ↗

🔴Vulnerability Details

3
GHSA
GHSA-c6cg-p33g-mj6j: Qemu emulator <= 3↗2022-05-13
▶
OSV
qemu vulnerabilities↗2018-11-26
▶
OSV
CVE-2018-10839: Qemu emulator <= 3↗2018-10-16
▶

📋Vendor Advisories

3
Ubuntu
QEMU vulnerabilities↗2018-11-26
▶
Red Hat
QEMU: ne2000: integer overflow leads to buffer overflow issue↗2018-09-26
▶
Debian
CVE-2018-10839: qemu - Qemu emulator <= 3.0.0 built with the NE2000 NIC emulation support is vulnerable...↗2018
▶

💬Community

3
Bugzilla
CVE-2018-10839 qemu: ne2000: integer overflow leads to buffer overflow issue [fedora-all]↗2018-10-05
▶
Bugzilla
CVE-2018-10839 xen: QEMU: ne2000: integer overflow leads to buffer overflow issue [fedora-all]↗2018-10-05
▶
Bugzilla
CVE-2018-10839 QEMU: ne2000: integer overflow leads to buffer overflow issue↗2018-05-22
▶