CVE-2021-3700

Katalog CVE

CVSS 6.4 · Medium EPSS 0,31%

Kerentanan Use After Free pada spice-space usbredir, redhat enterprise linux +2 lainnya. Skor CVSS 3.1 6.4 (Medium) menurut NVD.

Deskripsi (NVD)

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.

Rincian

Terbit di NVD

24 Februari 2022

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

6.4 (Medium), sumber NVD
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-416: Use After Free

EPSS (30 hari)

0,31% peluang dieksploitasi; lebih tinggi dari 22,5% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://bugzilla.redhat.com/show_bug.cgi?id=1992830 issue tracking · patch · advisory pihak ketiga
• https://gitlab.freedesktop.org/spice/usbredir/-/commit/03c519ff5831ba patch · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2022/03/msg00030.html mailing list · advisory pihak ketiga