PT-2026-28151 · Crun+2 · Crun+2

CVE-2026-30892 · Publicado 2026-03-25 · Atualizado 2026-05-19

Positive Technologies (AI Summary)

CVSS v3.1

7.8

Alta

Vetor base

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions crun versions 1.19 through 1.26

Description crun, an open source OCI Container Runtime written in C, has an issue where the crun exec option -u (--user) is incorrectly parsed. Specifically, a value of 1 is misinterpreted as UID 0 and GID 0 instead of UID 1 and GID 0, leading to processes running with elevated privileges.

Recommendations Update to version 1.27 or later.

Exploit

Correção

DoS

Improper Privilege Management

Enumeração de Fraquezas

CWE-269

Identificadores relacionados

ALSA-2026:19020

ALSA-2026:19178

ALSA-2026:6621

ALSA-2026:6622

BDU:2026-07259

CVE-2026-30892

GHSA-4VG2-XJQJ-7CHJ

OPENSUSE-SU-2026:10524-1

RHSA-2026:19020

RHSA-2026:19178

RHSA-2026:28036

RHSA-2026:6621

RHSA-2026:6622

Produtos afetados

Red Os

Rocky Linux

Crun

Referências · 40

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/30xxx/CVE-2026-30892.json · Exploit
• https://github.com/containers/crun/commit/1bd7f42446999b0e76bc3d575392e05c943b0b01 · Correção
• https://github.com/containers/crun/security/advisories/GHSA-4vg2-xjqj-7chj · Aviso do Fabricante
• https://github.com/containers/crun/releases/tag/1.27 · Nota
• https://osv.dev/vulnerability/CVE-2026-30892 · Aviso do Fabricante
• https://access.redhat.com/errata/RHSA-2026:19020 · Nota
• https://access.redhat.com/security/cve/CVE-2026-30892 · Nota
• https://linux.oracle.com/errata/ELSA-2026-6621.html · Aviso do Fabricante
• https://redos.red-soft.ru/search/?iblock_id=24&q=CVE-2026-30892 · Nota
• https://errata.almalinux.org/9/ALSA-2026-19178.html · Aviso do Fabricante
• https://ubuntu.com/security/CVE-2026-30892 · Aviso do Fabricante
• https://altsp.su/obnovleniya-bezopasnosti · Nota
• https://errata.almalinux.org/9/ALSA-2026-6621.html · Aviso do Fabricante
• https://access.redhat.com/errata/RHSA-2026:19178 · Nota
• https://cve.org/CVERecord?id=CVE-2026-30892 · Nota de Segurança