CVE-2021-3759

Katalog CVE

CVSS 5.5 · Medium EPSS 0,36%

Kerentanan Uncontrolled Resource Consumption pada linux kernel, debian linux. Skor CVSS 3.1 5.5 (Medium) menurut NVD.

Deskripsi (NVD)

A memory overflow vulnerability was found in the Linux kernel’s ipc functionality of the memcg subsystem, in the way a user calls the semget function multiple times, creating semaphores. This flaw allows a local user to starve the resources, causing a denial of service. The highest threat from this vulnerability is to system availability.

Rincian

Terbit di NVD

23 Agustus 2022

Terakhir diubah

14 Oktober 2026

Status NVD

Modified

CVSS 3.1

5.5 (Medium), sumber NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-400: Uncontrolled Resource Consumption
CWE-770: Allocation of Resources Without Limits or Throttling

EPSS (30 hari)

0,36% peluang dieksploitasi; lebih tinggi dari 27,9% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://access.redhat.com/security/cve/CVE-2021-3759 advisory pihak ketiga
• https://bugzilla.redhat.com/show_bug.cgi?id=1999675 issue tracking · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2022/12/msg00031.html mailing list · advisory pihak ketiga
• https://lore.kernel.org/linux-mm/1626333284-1404-1-git-send-email-nglaive%40gmail.com/
• https://cert-portal.siemens.com/productcert/html/ssa-794697.html