CVE-2021-3564

Katalog CVE

CVSS 5.5 · Medium EPSS 0,49%

Kerentanan Double Free pada linux kernel, fedoraproject fedora +1 lainnya. Skor CVSS 3.1 5.5 (Medium) menurut NVD.

Deskripsi (NVD)

A flaw double-free memory corruption in the Linux kernel HCI device initialization subsystem was found in the way user attach malicious HCI TTY Bluetooth device. A local user could use this flaw to crash the system. This flaw affects all the Linux kernel versions starting from 3.13.

Rincian

Terbit di NVD

8 Juni 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-415: Double Free

EPSS (30 hari)

0,49% peluang dieksploitasi; lebih tinggi dari 40,0% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• http://www.openwall.com/lists/oss-security/2021/05/25/1 exploit · mailing list · advisory pihak ketiga
• https://bugzilla.redhat.com/show_bug.cgi?id=1964139 issue tracking · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2021/06/msg00019.html advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html advisory pihak ketiga
• https://www.openwall.com/lists/oss-security/2021/05/25/1 exploit · mailing list · advisory pihak ketiga
• http://www.openwall.com/lists/oss-security/2021/06/01/2 exploit · mailing list