DEBIAN-CVE-2020-10756

Advisory lineage Upstream: 1 Downstream: 2
Upstream
CVE-2020-10756
Published: 09 Jul 2020, 16:15
Last modified:28 Apr 2026, 20:21

Vulnerability Summary

Overall Risk (default)
medium
26/100
CVSS Score
6.5 MEDIUM
3.1 (osv_debian)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

09 Jul 2020, 16:15
Published
Vulnerability first disclosed
28 Apr 2026, 20:21
Last Modified
Vulnerability information updated

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.

CVSS Metrics

  • v3.1•MEDIUM•Score: 6.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

Affected Systems

  • debian•libslirp

    < 4.3.1-1 | < 4.3.1-1 | < 4.3.1-1 | < 4.3.1-1

  • debian•qemu

    < 1:4.1-2 | < 1:4.1-2 | < 1:4.1-2 | < 1:4.1-2

  • debian•slirp4netns

    < 1.0.1-1 | < 1.0.1-1 | < 1.0.1-1 | < 1.0.1-1

References (1)