NetSight
IP …
medium6.5

CVE-2020-10756

An out-of-bounds read vulnerability was found in the SLiRP networking implementation of the QEMU emulator.

Impact

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.

Affected products

VendorProductAffected versions
Libslirp ProjectLibslirp
before 4.3.1
RedhatOpenstack
Version 13
RedhatEnterprise Linux
Versions 7.0, 8.0
CanonicalUbuntu Linux
Versions 16.04, 18.04, 20.04
DebianDebian Linux
Versions 9.0, 10.0
OpensuseLeap
Versions 15.0, 15.1

Weakness classification

CWE-125

References