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CVE-2021-3592

LOW

3.8

Beschreibung

An invalid pointer initialization issue was found in the SLiRP networking implementation of QEMU. The flaw exists in the bootp_input() function and could occur while processing a udp packet that is smaller than the size of the 'bootp_t' structure. A malicious guest could use this flaw to leak 10 bytes of uninitialized heap memory from the host. The highest threat from this vulnerability is to data confidentiality. This flaw affects libslirp versions prior to 4.6.0.

CVE Details

CVSS v3.1 Bewertung3.8

SchweregradLOW

CVSS VektorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N

AngriffsvektorLOCAL

KomplexitatLOW

Erforderliche PrivilegienLOW

BenutzerinteraktionNONE

Veroffentlicht6/15/2021

Zuletzt geandert11/21/2024

Quellenvd

Honeypot-Sichtungen0

Betroffene Produkte

debian:debian_linuxfedoraproject:fedoralibslirp_project:libslirpredhat:enterprise_linux

Schwachen (CWE)

CWE-824CWE-824

Referenzen

https://bugzilla.redhat.com/show_bug.cgi?id=1970484(secalert@redhat.com)

https://lists.debian.org/debian-lts-announce/2021/09/msg00000.html(secalert@redhat.com)

https://lists.debian.org/debian-lts-announce/2021/09/msg00004.html(secalert@redhat.com)

https://lists.debian.org/debian-lts-announce/2023/03/msg00013.html(secalert@redhat.com)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GCKWZWY64EHTOQMLVLTSZ4AA27EWRJMH/(secalert@redhat.com)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SGPQZFVJCFGDSISFXPCQTTBBD7QZLJKI/(secalert@redhat.com)

https://security.gentoo.org/glsa/202107-44(secalert@redhat.com)

https://security.netapp.com/advisory/ntap-20210805-0004/(secalert@redhat.com)

https://bugzilla.redhat.com/show_bug.cgi?id=1970484(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2021/09/msg00000.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2021/09/msg00004.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2023/03/msg00013.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GCKWZWY64EHTOQMLVLTSZ4AA27EWRJMH/(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SGPQZFVJCFGDSISFXPCQTTBBD7QZLJKI/(af854a3a-2127-422b-91ae-364da2661108)

https://security.gentoo.org/glsa/202107-44(af854a3a-2127-422b-91ae-364da2661108)

https://security.netapp.com/advisory/ntap-20210805-0004/(af854a3a-2127-422b-91ae-364da2661108)

IOC Korrelationen

Keine Korrelationen erfasst

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