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CVE-2021-3592
LOW3.8
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.
CVE Details
CVSS v3.1 Score3.8
SeverityLOW
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
Attack VectorLOCAL
ComplexityLOW
Privileges RequiredLOW
User InteractionNONE
Published6/15/2021
Last Modified11/21/2024
Sourcenvd
Honeypot Sightings0
Affected Products
debian:debian_linuxfedoraproject:fedoralibslirp_project:libslirpredhat:enterprise_linux
Weaknesses (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)
IOC Correlations
No correlations recorded
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