CVE-2022-47929

Katalog CVE

CVSS 5.5 · Medium EPSS 0,96%

Kerentanan NULL Pointer Dereference pada linux kernel, debian linux. Skor CVSS 3.1 5.5 (Medium) menurut NVD.

Deskripsi (NVD)

In the Linux kernel before 6.1.6, a NULL pointer dereference bug in the traffic control subsystem allows an unprivileged user to trigger a denial of service (system crash) via a crafted traffic control configuration that is set up with "tc qdisc" and "tc class" commands. This affects qdisc_graft in net/sched/sch_api.c.

Rincian

Terbit di NVD

17 Januari 2023

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-476: NULL Pointer Dereference

EPSS (30 hari)

0,96% peluang dieksploitasi; lebih tinggi dari 60,6% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.6 mailing list · patch · advisory vendor
• https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=96398560f26aa07e8f2969d73c8197e6... patch · advisory vendor
• https://tldp.org/HOWTO/Traffic-Control-HOWTO/components.html advisory pihak ketiga
• https://www.debian.org/security/2023/dsa-5324 advisory pihak ketiga
• https://www.spinics.net/lists/netdev/msg555705.html exploit · mailing list · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2023/03/msg00000.html
• https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html