CVE-2021-30465

Katalog CVE

CVSS 8.5 · High EPSS 6,6%

Kerentanan Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') pada linuxfoundation runc, fedoraproject fedora. Skor CVSS 3.1 8.5 (High) menurut NVD.

Deskripsi (NVD)

runc before 1.0.0-rc95 allows a Container Filesystem Breakout via Directory Traversal. To exploit the vulnerability, an attacker must be able to create multiple containers with a fairly specific mount configuration. The problem occurs via a symlink-exchange attack that relies on a race condition.

Rincian

Terbit di NVD

27 Mei 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

EPSS (30 hari)

6,6% peluang dieksploitasi; lebih tinggi dari 93,7% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/opencontainers/runc/commit/0ca91f44f1664da834bc61115a849b56d22f595f patch · advisory pihak ketiga
• https://github.com/opencontainers/runc/security/advisories/GHSA-c3xm-pvg7-gh7r patch · advisory pihak ketiga
• http://www.openwall.com/lists/oss-security/2021/05/19/2 mailing list · advisory pihak ketiga
• https://github.com/opencontainers/runc/releases release notes · advisory pihak ketiga
• https://security.gentoo.org/glsa/202107-26 advisory pihak ketiga
• https://security.netapp.com/advisory/ntap-20210708-0003/ advisory pihak ketiga
• https://bugzilla.opensuse.org/show_bug.cgi?id=1185405 issue tracking
• https://lists.debian.org/debian-lts-announce/2023/03/msg00023.html
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/35ZW6NBZSBH5P...
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4HOARVIT47RUL...