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CVE-2021-3592

LOW

3.8

Descricao

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.

Detalhes CVE

Pontuacao CVSS v3.13.8

SeveridadeLOW

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

Vetor de ataqueLOCAL

ComplexidadeLOW

Privilegios necessariosLOW

Interacao do usuarioNONE

Publicado6/15/2021

Ultima modificacao11/21/2024

Fontenvd

Avistamentos honeypot0

Produtos afetados

debian:debian_linuxfedoraproject:fedoralibslirp_project:libslirpredhat:enterprise_linux

Fraquezas (CWE)

CWE-824CWE-824

Referencias

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)

Correlacoes IOC

Sem correlacoes registradas

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