{"id":"CVE-2020-10756","details":"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.","modified":"2026-02-13T01:30:22.224330Z","published":"2020-07-09T16:15:13.470Z","related":["ALSA-2020:4059","ALSA-2020:4694","ALSA-2021:1064","SUSE-SU-2020:1915-1","SUSE-SU-2021:1829-1","SUSE-SU-2021:1837-1","SUSE-SU-2021:1893-1","SUSE-SU-2021:1894-1","SUSE-SU-2021:1895-1","SUSE-SU-2021:1918-1","SUSE-SU-2021:1947-1","openSUSE-SU-2020:0987-1","openSUSE-SU-2020:0994-1","openSUSE-SU-2021:1043-1","openSUSE-SU-2024:10991-1"],"references":[{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JYTZ32P67PZER6P7TW6FQK3SZRKQLVEI/"},{"type":"ADVISORY","url":"http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00035.html"},{"type":"ADVISORY","url":"http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00040.html"},{"type":"ADVISORY","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1835986"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2020/07/msg00020.html"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20201001-0001/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/4437-1/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/4467-1/"},{"type":"ADVISORY","url":"https://www.debian.org/security/2020/dsa-4728"},{"type":"ADVISORY","url":"https://www.zerodayinitiative.com/advisories/ZDI-20-1005/"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1835986"},{"type":"FIX","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1835986"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00035.html"},{"type":"ARTICLE","url":"http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00040.html"},{"type":"ARTICLE","url":"https://lists.debian.org/debian-lts-announce/2020/07/msg00020.html"},{"type":"ARTICLE","url":"https://www.debian.org/security/2020/dsa-4728"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://gitlab.freedesktop.org/slirp/libslirp","events":[{"introduced":"0"},{"fixed":"a62d36734ffe9828d0f70df1b3898a3b4fbda755"}]}],"versions":["release_0_10_0","release_0_10_1","release_0_10_2","release_0_6_0","release_0_6_1","release_0_7_0","release_0_7_1","release_0_8_1","release_0_8_2","release_0_9_0","release_0_9_1","v0.10.0","v0.10.1","v0.10.2","v0.10.3","v0.10.4","v0.10.5","v0.10.6","v0.11.0-rc0","v0.12.0","v0.12.0-rc0","v0.12.0-rc1","v0.12.0-rc2","v0.12.1","v0.13.0","v0.13.0-rc0","v0.13.0-rc1","v0.13.0-rc2","v0.13.0-rc3","v0.14.0-rc0","v0.14.0-rc1","v0.15.0","v0.15.0-rc0","v0.15.0-rc1","v0.15.0-rc2","v0.15.1","v0.6.0","v0.6.1","v0.7.0","v0.7.1","v0.8.1","v0.8.2","v0.9.0","v0.9.1","v1.0","v1.0-rc0","v1.0-rc1","v1.0-rc2","v1.0-rc3","v1.0-rc4","v1.0.1","v1.1-rc0","v1.1-rc1","v1.1-rc2","v1.1.0","v1.1.0-rc2","v1.1.0-rc3","v1.1.0-rc4","v1.1.1","v1.1.2","v1.2.0","v1.2.0-rc0","v1.2.0-rc1","v1.2.0-rc2","v1.2.0-rc3","v1.3.0","v1.3.0-rc0","v1.3.0-rc1","v1.3.0-rc2","v1.3.1","v1.4.0","v1.4.0-rc0","v1.4.0-rc1","v1.4.0-rc2","v1.5.0","v1.5.0-rc0","v1.5.0-rc1","v1.5.0-rc2","v1.5.0-rc3","v1.5.1","v1.5.2","v1.5.3","v1.6.0","v1.6.0-rc0","v1.6.0-rc1","v1.6.0-rc2","v1.6.0-rc3","v1.6.1","v1.6.2","v1.7.0","v1.7.0-rc0","v1.7.0-rc1","v1.7.0-rc2","v1.7.1","v1.7.2","v2.0.0","v2.0.0-rc0","v2.0.0-rc1","v2.0.0-rc2","v2.0.0-rc3","v2.0.1","v2.0.2","v2.1.0","v2.1.0-rc0","v2.1.0-rc1","v2.1.0-rc2","v2.1.0-rc3","v2.1.0-rc4","v2.1.0-rc5","v2.1.1","v2.10.0","v2.10.0-rc0","v2.10.0-rc1","v2.10.0-rc2","v2.10.0-rc3","v2.10.0-rc4","v2.11.0","v2.11.0-rc0","v2.11.0-rc1","v2.11.0-rc2","v2.11.0-rc3","v2.11.0-rc4","v2.11.0-rc5","v2.11.1","v2.11.2","v2.12.0","v2.12.0-rc0","v2.12.0-rc1","v2.12.0-rc2","v2.12.0-rc3","v2.12.0-rc4","v2.12.1","v2.2.0","v2.2.0-rc0","v2.2.0-rc1","v2.2.0-rc2","v2.2.0-rc3","v2.2.0-rc4","v2.2.0-rc5","v2.2.1","v2.3.0","v2.3.0-rc0","v2.3.0-rc1","v2.3.0-rc2","v2.3.0-rc3","v2.3.0-rc4","v2.3.1","v2.4.0","v2.4.0-rc0","v2.4.0-rc1","v2.4.0-rc2","v2.4.0-rc3","v2.4.0-rc4","v2.4.0.1","v2.5.0","v2.5.0-rc0","v2.5.0-rc1","v2.5.0-rc2","v2.5.0-rc3","v2.5.0-rc4","v2.5.1","v2.5.1.1","v2.6.0","v2.6.0-rc0","v2.6.0-rc1","v2.6.0-rc2","v2.6.0-rc3","v2.6.0-rc4","v2.6.0-rc5","v2.7.0","v2.7.0-rc0","v2.7.0-rc1","v2.7.0-rc2","v2.7.0-rc3","v2.7.0-rc4","v2.7.0-rc5","v2.8.0","v2.8.0-rc0","v2.8.0-rc1","v2.8.0-rc2","v2.8.0-rc3","v2.8.0-rc4","v2.8.1","v2.8.1.1","v2.9.0","v2.9.0-rc0","v2.9.0-rc1","v2.9.0-rc2","v2.9.0-rc3","v2.9.0-rc4","v2.9.0-rc5","v3.0.0","v3.0.0-rc0","v3.0.0-rc1","v3.0.0-rc2","v3.0.0-rc3","v3.0.0-rc4","v3.1.0","v3.1.0-rc0","v3.1.0-rc1","v3.1.0-rc2","v3.1.0-rc3","v3.1.0-rc4","v3.1.0-rc5","v4.0.0","v4.0.0-rc0","v4.1.0","v4.2.0","v4.3.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-10756.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N"}]}