CVSS 7.8 · High EPSS 0,28%
Kerentanan Use After Free pada linux kernel. Skor CVSS 3.1 7.8 (High) menurut CISA ADP.
In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: Fix races among concurrent prealloc proc writes We have no protection against concurrent PCM buffer preallocation changes via proc files, and it may potentially lead to UAF or some weird problem. This patch applies the PCM open_mutex to the proc write operation for avoiding the racy proc writes and the PCM stream open (and further operations).
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
· uraikan di kalkulator | Vendor | Produk | Versi terdampak |
|---|---|---|
| linux | linux kernel | Semua versi sebelum 4.14.279 |
| linux | linux kernel | Versi 4.15 hingga sebelum 4.19.243 |
| linux | linux kernel | Versi 4.20 hingga sebelum 5.4.193 |
| linux | linux kernel | Versi 5.5 hingga sebelum 5.10.109 |
| linux | linux kernel | Versi 5.11 hingga sebelum 5.15.32 |
| linux | linux kernel | Versi 5.16 hingga sebelum 5.16.18 |
| linux | linux kernel | Versi 5.17 hingga sebelum 5.17.1 |