CVE-2021-47358

Katalog CVE

CVSS 7.8 · High EPSS 0,24%

Kerentanan Use After Free pada linux kernel. Skor CVSS 3.1 7.8 (High) menurut NVD.

Deskripsi (NVD)

In the Linux kernel, the following vulnerability has been resolved: staging: greybus: uart: fix tty use after free User space can hold a tty open indefinitely and tty drivers must not release the underlying structures until the last user is gone. Switch to using the tty-port reference counter to manage the life time of the greybus tty state to avoid use after free after a disconnect.

Rincian

Terbit di NVD

21 Mei 2024

Terakhir diubah

4 Agustus 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)

0,24% peluang dieksploitasi; lebih tinggi dari 14,5% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://git.kernel.org/stable/c/4dc56951a8d9d61d364d346c61a5f1d70b4f5e14 patch
• https://git.kernel.org/stable/c/64062fcaca8872f063ec9da011e7bf30470be33f patch
• https://git.kernel.org/stable/c/92b67aaafb7c449db9f0c3dcabc0ff967cb3a42d patch
• https://git.kernel.org/stable/c/92dc0b1f46e12cfabd28d709bb34f7a39431b44f patch
• https://git.kernel.org/stable/c/9872ff6fdce8b229f01993b611b5d1719cb70ff1 patch
• https://git.kernel.org/stable/c/a5cfd51f6348e8fd7531461366946039c29c7e69 patch
• https://git.kernel.org/stable/c/b9e697e60ce9890e9258a73eb061288e7d68e5e6 patch