Security Advisory

CVE-2021-3595

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2021-06-15 00:00:00

Last updated 2024-08-03 17:01:07

Assigner redhat

State PUBLISHED

Description

An invalid pointer initialization issue was found in the SLiRP networking implementation of QEMU. The flaw exists in the tftp_input() function and could occur while processing a udp packet that is smaller than the size of the tftp_t 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.

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