Unrated severityNVD Advisory· Published Jun 15, 2021· Updated Aug 3, 2024
CVE-2021-3592
CVE-2021-3592
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.
Affected products
1Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
8- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GCKWZWY64EHTOQMLVLTSZ4AA27EWRJMH/mitrevendor-advisory
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SGPQZFVJCFGDSISFXPCQTTBBD7QZLJKI/mitrevendor-advisory
- security.gentoo.org/glsa/202107-44mitrevendor-advisory
- lists.debian.org/debian-lts-announce/2021/09/msg00000.htmlmitremailing-list
- lists.debian.org/debian-lts-announce/2021/09/msg00004.htmlmitremailing-list
- lists.debian.org/debian-lts-announce/2023/03/msg00013.htmlmitremailing-list
- bugzilla.redhat.com/show_bug.cgimitre
- security.netapp.com/advisory/ntap-20210805-0004/mitre
News mentions
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