CVE-2020-25669

Katalog CVE

CVSS 7.8 · High EPSS 0,63%

Kerentanan Use After Free pada linux kernel, debian linux +11 lainnya. Skor CVSS 3.1 7.8 (High) menurut NVD.

Deskripsi (NVD)

A vulnerability was found in the Linux Kernel where the function sunkbd_reinit having been scheduled by sunkbd_interrupt before sunkbd being freed. Though the dangling pointer is set to NULL in sunkbd_disconnect, there is still an alias in sunkbd_reinit causing Use After Free.

Rincian

Terbit di NVD

26 Mei 2021

Terakhir diubah

17 Juni 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)

0,63% peluang dieksploitasi; lebih tinggi dari 48,6% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/torvalds/linux/commit/77e70d351db7de07a46ac49b87a6c3c7a60fca7e patch · advisory pihak ketiga
• http://www.openwall.com/lists/oss-security/2020/11/05/2 exploit · mailing list · advisory pihak ketiga
• http://www.openwall.com/lists/oss-security/2020/11/20/5 exploit · mailing list · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2020/12/msg00015.html mailing list · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2020/12/msg00027.html mailing list · advisory pihak ketiga
• https://security.netapp.com/advisory/ntap-20210702-0006/ advisory pihak ketiga
• https://www.openwall.com/lists/oss-security/2020/11/05/2%2C
• https://www.openwall.com/lists/oss-security/2020/11/20/5%2C