CVE-2021-47137

Katalog CVE

CVSS 9.8 · Critical EPSS 0,60%

Kerentanan Allocation of Resources Without Limits or Throttling pada linux kernel. Skor CVSS 3.1 9.8 (Critical) menurut CNA.

Deskripsi (NVD)

In the Linux kernel, the following vulnerability has been resolved: net: lantiq: fix memory corruption in RX ring In a situation where memory allocation or dma mapping fails, an invalid address is programmed into the descriptor. This can lead to memory corruption. If the memory allocation fails, DMA should reuse the previous skb and mapping and drop the packet. This patch also increments rx drop counter.

Rincian

Terbit di NVD

25 Maret 2024

Terakhir diubah

4 Agustus 2026

Status NVD

Modified

CVSS 3.1

9.8 (Critical), sumber CNA
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-770: Allocation of Resources Without Limits or Throttling

EPSS (30 hari)

0,60% peluang dieksploitasi; lebih tinggi dari 47,3% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://git.kernel.org/stable/c/46dd4abced3cb2c912916f4a5353e0927db0c4a2 patch
• https://git.kernel.org/stable/c/5ac72351655f8b033a2935646f53b7465c903418 patch
• https://git.kernel.org/stable/c/8bb1077448d43a871ed667520763e3b9f9b7975d patch
• https://git.kernel.org/stable/c/c7718ee96dbc2f9c5fc3b578abdf296dd44b9c20 patch