CVE-2019-14378high
Description
ip_reass in ip_input.c in libslirp 4.0.0 has a heap-based buffer overflow via a large packet because it mishandles a case involving the first fragment.
References
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00000.html
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00008.html
http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00034.html
http://packetstormsecurity.com/files/154269/QEMU-Denial-Of-Service.html
http://www.openwall.com/lists/oss-security/2019/08/01/2
https://access.redhat.com/errata/RHSA-2019:3179
https://access.redhat.com/errata/RHSA-2019:3403
https://access.redhat.com/errata/RHSA-2019:3494
https://access.redhat.com/errata/RHSA-2019:3742
https://access.redhat.com/errata/RHSA-2019:3787
https://access.redhat.com/errata/RHSA-2019:3968
https://access.redhat.com/errata/RHSA-2019:4344
https://access.redhat.com/errata/RHSA-2020:0366
https://access.redhat.com/errata/RHSA-2020:0775
https://blog.bi0s.in/2019/08/24/Pwn/VM-Escape/2019-07-29-qemu-vm-escape-cve-2019-14378/
https://gitlab.freedesktop.org/slirp/libslirp/commit/126c04acbabd7ad32c2b018fe10dfac2a3bc1210
https://lists.debian.org/debian-lts-announce/2019/09/msg00021.html
https://news.ycombinator.com/item?id=20799010
https://seclists.org/bugtraq/2019/Aug/41
https://seclists.org/bugtraq/2019/Sep/3
https://support.f5.com/csp/article/K25423748
https://support.f5.com/csp/article/K25423748?utm_source=f5support&utm_medium=RSS
https://usn.ubuntu.com/4191-1/
https://usn.ubuntu.com/4191-2/
Details
Source: MITRE
Published: 2019-07-29
Updated: 2020-08-24
Type: CWE-787
Risk Information
CVSS v2
Base Score: 6.5
Vector: AV:N/AC:L/Au:S/C:P/I:P/A:P
Impact Score: 6.4
Exploitability Score: 8
Severity: MEDIUM
CVSS v3
Base Score: 8.8
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 2.8
Severity: HIGH