ГлавнаяУязвимости → CVE-2021-47137
7.8высокая

CVE-2021-47137

→ есть в БДУ: BDU:2025-07313 (на русском)
Описание (на английском; русское — в БДУ выше)

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.

Затрагиваемое ПО
Linux Linux kernel
CVSS
Балл7.8 — высокая
ВекторCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Источники
https://git.kernel.org/stable/c/46dd4abced3cb2c912916f4a5353e0927db0c4a2https://git.kernel.org/stable/c/5ac72351655f8b033a2935646f53b7465c903418https://git.kernel.org/stable/c/8bb1077448d43a871ed667520763e3b9f9b7975dhttps://git.kernel.org/stable/c/c7718ee96dbc2f9c5fc3b578abdf296dd44b9c20https://git.kernel.org/stable/c/46dd4abced3cb2c912916f4a5353e0927db0c4a2https://git.kernel.org/stable/c/5ac72351655f8b033a2935646f53b7465c903418https://git.kernel.org/stable/c/8bb1077448d43a871ed667520763e3b9f9b7975dhttps://git.kernel.org/stable/c/c7718ee96dbc2f9c5fc3b578abdf296dd44b9c20