CVE-2022-3640

Katalog CVE

CVSS 8.8 · High EPSS 1,1%

Kerentanan Improper Restriction of Operations within the Bounds of a Memory Buffer pada linux kernel, fedoraproject fedora +1 lainnya. Skor CVSS 3.1 8.8 (High) menurut NVD.

Deskripsi (NVD)

A vulnerability, which was classified as critical, was found in Linux Kernel. Affected is the function l2cap_conn_del of the file net/bluetooth/l2cap_core.c of the component Bluetooth. The manipulation leads to use after free. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-211944.

Rincian

Terbit di NVD

21 Oktober 2022

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-416: Use After Free

EPSS (30 hari)

1,1% peluang dieksploitasi; lebih tinggi dari 65,5% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git/commit/?id=42cf46dea905a80f6de218... exploit · mailing list · patch · advisory vendor
• https://lists.debian.org/debian-lts-announce/2022/12/msg00031.html mailing list · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2022/12/msg00034.html mailing list · advisory pihak ketiga
• https://vuldb.com/?id.211944 advisory pihak ketiga
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DGOIRR72OAFE5...
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OD7VWUT7YAU4C...
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XG2UPX3MQ7RKR...