Integer overflow in Qemu
CVE-2018-17958
Qemu has a Buffer Overflow in rtl8139_do_receive in hw/net/rtl8139.c because an incorrect integer data type is used.
Vulnerability class: Integer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.063 (93.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 93.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.062 · newest: 0.063 · change: +0.001
Affected products
- Qemu
- Canonical Ubuntu Linux — versions 14.04, 16.04, 18.04
- Debian Linux — versions 8.0, 9.0
- Red Hat Enterprise Linux — versions 7.0
- Red Hat Virtualization — versions 4.0
- Red Hat Virtualization Manager — versions 4.3
Weakness classification (CWE)
References
- www.openwall.com/lists/oss-security/2018/10/08/1 (mailing-list, Mailing List, Third Party Advisory)
- lists.gnu.org/archive/html/qemu-devel/2018-09/msg03269.html (mailing-list, Patch, Mailing List, Third Party Advisory)
- www.securityfocus.com/bid/105556 (VDB Entry, Third Party Advisory, vdb-entry)
- lists.debian.org/debian-lts-announce/2019/01/msg00023.html (mailing-list, Mailing List, Third Party Advisory)
- usn.ubuntu.com/3826-1/ (vendor-advisory, Third Party Advisory)
- www.debian.org/security/2019/dsa-4454 (vendor-advisory, Third Party Advisory)
- seclists.org/bugtraq/2019/May/76 (mailing-list, Mailing List, Third Party Advisory)
- access.redhat.com/errata/RHSA-2019:2425 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2019:2553 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2018-17958?
- CVE-2018-17958 is a high-severity vulnerability in Qemu, classified under Integer Overflow or Wraparound. CVSS score: 7.5/10. Published 2018-10-09.
- How severe is CVE-2018-17958?
- High severity. CVSS v3 base score is 7.5 out of 10.