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CVE-2021-3592

LOW

3.8

Description

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.

Details CVE

Score CVSS v3.13.8

SeveriteLOW

Vecteur CVSSCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N

Vecteur d'attaqueLOCAL

ComplexiteLOW

Privileges requisLOW

Interaction utilisateurNONE

Publie6/15/2021

Derniere modification11/21/2024

Sourcenvd

Observations honeypot0

Produits affectes

debian:debian_linuxfedoraproject:fedoralibslirp_project:libslirpredhat:enterprise_linux

Faiblesses (CWE)

CWE-824CWE-824

References

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)

Correlations IOC

Aucune correlation enregistree

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