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CVE-2021-3593
LOW3.8
Description
An invalid pointer initialization issue was found in the SLiRP networking implementation of QEMU. The flaw exists in the udp6_input() function and could occur while processing a udp packet that is smaller than the size of the 'udphdr' structure. This issue may lead to out-of-bounds read access or indirect host memory disclosure to the guest. 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=1970487(secalert@redhat.com)
https://lists.debian.org/debian-lts-announce/2022/04/msg00002.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=1970487(af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2022/04/msg00002.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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