CVE-2021-3700

A use-after-free vulnerability was found in usbredir in versions prior to 0.11.0 in the usbredirparser_serialize() in usbredirparser/usbredirparser.c. This issue occurs when serializing large amounts of buffered write data in the case of a slow or blocked destination.

Score

CVSS 3.1 6.4 Medium

Status

Modified - secalert@redhat.com

Published

2022-02-24

Last modified

2024-08-03

Weaknesses

CWE-416

Affected products

• Debian Linux (Debian)
• Fedora (Fedoraproject)
• Enterprise Linux (Redhat)
• Usbredir (Spice-space)

References

• https://bugzilla.redhat.com/show_bug.cgi?id=1992830
• https://gitlab.freedesktop.org/spice/usbredir/-/commit/03c519ff5831ba
• https://lists.debian.org/debian-lts-announce/2022/03/msg00030.html