CVE-2021-3612

Katalog CVE

CVSS 7.8 · High EPSS 0,69%

Kerentanan Improper Input Validation pada linux kernel, redhat enterprise linux +15 lainnya. Skor CVSS 3.1 7.8 (High) menurut NVD.

Deskripsi (NVD)

An out-of-bounds memory write flaw was found in the Linux kernel's joystick devices subsystem in versions before 5.9-rc1, in the way the user calls ioctl JSIOCSBTNMAP. This flaw allows a local user to crash the system or possibly escalate their privileges on the system. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

Rincian

Terbit di NVD

9 Juli 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-20: Improper Input Validation
CWE-787: Out-of-bounds Write

EPSS (30 hari)

0,69% peluang dieksploitasi; lebih tinggi dari 51,4% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://www.oracle.com/security-alerts/cpujul2022.html patch · advisory pihak ketiga
• https://bugzilla.redhat.com/show_bug.cgi?id=1974079 issue tracking · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html mailing list · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html mailing list · advisory pihak ketiga
• https://security.netapp.com/advisory/ntap-20210805-0005/ advisory pihak ketiga
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YKGI562LFV5ME...
• https://lore.kernel.org/linux-input/20210620120030.1513655-1-avlarkin82%40gmail.com/