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.
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
Source: MITRE
Published: 2022-02-24
Updated: 2022-04-25
Type: CWE-416
Base Score: 4.4
Vector: AV:L/AC:M/Au:N/C:P/I:P/A:P
Impact Score: 6.4
Exploitability Score: 3.4
Severity: MEDIUM
Base Score: 6.4
Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 0.5
Severity: MEDIUM