CVE-2020-16119

Katalog CVE

CVSS 7.8 · High EPSS 0,43%

Kerentanan Use After Free pada linux kernel, canonical ubuntu linux +1 lainnya. Skor CVSS 3.1 7.8 (High) menurut NVD.

Deskripsi (NVD)

Use-after-free vulnerability in the Linux kernel exploitable by a local attacker due to reuse of a DCCP socket with an attached dccps_hc_tx_ccid object as a listener after being released. Fixed in Ubuntu Linux kernel 5.4.0-51.56, 5.3.0-68.63, 4.15.0-121.123, 4.4.0-193.224, 3.13.0.182.191 and 3.2.0-149.196.

Rincian

Terbit di NVD

14 Januari 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-416: Use After Free

EPSS (30 hari)

0,43% peluang dieksploitasi; lebih tinggi dari 35,1% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/+git/focal/commit/?id=01872cb896c76cedeabe93a084... patch · advisory pihak ketiga
• https://launchpad.net/bugs/1883840 issue tracking · patch · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html mailing list · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html advisory pihak ketiga
• https://security.netapp.com/advisory/ntap-20210304-0006/ advisory pihak ketiga
• https://ubuntu.com/USN-4576-1 advisory pihak ketiga
• https://ubuntu.com/USN-4577-1 advisory pihak ketiga
• https://ubuntu.com/USN-4578-1 advisory pihak ketiga
• https://ubuntu.com/USN-4579-1 advisory pihak ketiga
• https://ubuntu.com/USN-4580-1 advisory pihak ketiga
• https://www.debian.org/security/2021/dsa-4978 advisory pihak ketiga
• https://lore.kernel.org/netdev/20201013171849.236025-1-kleber.souza%40canonical.com/T/