CVE-2018-17958

high
Published 2018-10-09 · Modified 2026-04-28
CVSS v3
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v2
5.0
VIR risk
7.5

Description

Qemu has a Buffer Overflow in rtl8139_do_receive in hw/net/rtl8139.c because an incorrect integer data type is used.

Predictions

Exploit likelihood
83%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2018-17958

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2018-17958.html

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — https://lists.gnu.org/archive/html/qemu-devel/2018-09/msg03269.html

OS impact

OSVersionStatusFixed in
suse slesaffected
debian debian8.0affected
debian debian9.0affected
ubuntu ubuntu14.04affected
ubuntu ubuntu16.04affected
ubuntu ubuntu18.04affected
ubuntu ubuntu18.10affected
redhat rhel7.0not-affected
debian debianbookwormfixed1:3.1+dfsg-1
debian debianbullseyefixed1:3.1+dfsg-1
debian debianforkyfixed1:3.1+dfsg-1
debian debiansidfixed1:3.1+dfsg-1
debian debiantrixiefixed1:3.1+dfsg-1

Application impact

VendorProductVersionsFixed
qemuqemu{"endIncluding":"3.0.1"}
redhatvirtualization4.0
redhatvirtualization_manager4.3

References

CWEs

CWE-190

Verify integrity in audit chain (admin only). AS-IS.