CVE-2022-30767

Katalog CVE

CVSS 9.8 · Critical EPSS 2,7%

Kerentanan Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') pada denx u-boot, fedoraproject fedora. Skor CVSS 3.1 9.8 (Critical) menurut NVD.

Deskripsi (NVD)

nfs_lookup_reply in net/nfs.c in Das U-Boot through 2022.04 (and through 2022.07-rc2) has an unbounded memcpy with a failed length check, leading to a buffer overflow. NOTE: this issue exists because of an incorrect fix for CVE-2019-14196.

Rincian

Terbit di NVD

16 Mei 2022

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

EPSS (30 hari)

2,7% peluang dieksploitasi; lebih tinggi dari 85,7% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://source.denx.de/u-boot/u-boot/-/commit/bdbf7a05e26f3c5fd437c99e2755ffde186ddc80 patch · advisory vendor
• https://github.com/u-boot/u-boot/commit/5d14ee4e53a81055d34ba280cb8fd90330f22a96 patch · advisory pihak ketiga
• https://lists.denx.de/pipermail/u-boot/2022-May/483952.html mailing list · advisory pihak ketiga
• https://securitylab.github.com/research/uboot-rce-nfs-vulnerability/ exploit · advisory pihak ketiga
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DF62MVMH3QUGM...
• https://lists.debian.org/debian-lts-announce/2025/05/msg00001.html