CVE-2020-10756
qemu - security update
6.5
MEDIUM
CVSS 3.1
EPSS 0.03%
Description
An out-of-bounds read vulnerability was found in the SLiRP networking implementation of the QEMU emulator. This flaw occurs in the icmp6_send_echoreply() routine while replying to an ICMP echo request, also known as ping. This flaw allows a malicious guest to leak the contents of the host memory, resulting in possible information disclosure. This flaw affects versions of libslirp before 4.3.1.
How to fix CVE-2020-10756
To remediate CVE-2020-10756, upgrade the affected package to a fixed version below.
- —upgrade to 4.3.1-1 or later
- —upgrade to 1:4.1-2 or later
- —upgrade to 1:3.1+dfsg-8+deb10u6 or later
- —upgrade to 1.0.1-1 or later
Is CVE-2020-10756 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (4)
- from 0, < 4.3.1-1
- from 0, < 1:4.1-2
- from 0, < 1:3.1+dfsg-8+deb10u6
- from 0, < 1.0.1-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N |