CVEvulnerability
CVE-2021-3700
6.4 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2022-02-24
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 6.4 MEDIUM — CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 4.4 MEDIUM — AV:L/AC:M/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-416
Description
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.
Affected configurations
• spice-space usbredir (< 0.11.0)
• redhat enterprise linux 6.0
• redhat enterprise linux 7.0
• redhat enterprise linux 8.0
• fedoraproject fedora 34
• debian debian linux 9.0
Related
Weakness · CWE (1)
- CWE-416 Use After Free weakness
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1992830 Issue Tracking, Patch, Third Party Advisory
- https://gitlab.freedesktop.org/spice/usbredir/-/commit/03c519ff5831ba Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/03/msg00030.html Mailing List, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1992830 Issue Tracking, Patch, Third Party Advisory
- https://gitlab.freedesktop.org/spice/usbredir/-/commit/03c519ff5831ba Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/03/msg00030.html Mailing List, Third Party Advisory