CVE-2019-15890
HIGH severity · CVSS 7.5 · Use-after-free
7.5CVSS HIGH
Summary
libslirp 4.0.0, as used in QEMU 4.1.0, has a use-after-free in ip_reass in ip_input.c.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)4%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: http://www.openwall.com/lists/oss-security/2019/09/06/3 ↗
Additional information
- NVD record
- http://www.openwall.com/lists/oss-security/2019/09/06/3Patch
- https://gitlab.freedesktop.org/slirp/libslirp/commit/c5927943Patch
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00034.html
- https://access.redhat.com/errata/RHSA-2020:0775
- https://lists.debian.org/debian-lts-announce/2019/09/msg00021.html
- https://seclists.org/bugtraq/2020/Feb/0
- https://usn.ubuntu.com/4191-1/
- https://usn.ubuntu.com/4191-2/