CVE-2021-3631

EPSS 0.5%CWE-732

Vexday Risk Score

3Baixo

Decisão SSVC (CISA)

Track

Sem sinal de exploração → monitorar

CVSS —EPSS 0.5%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado

Ciclo de vida

02 mar 2022Publicada no NVD

Recomendação: Monitorar — sem sinal de exploração no momento.

A flaw was found in libvirt while it generates SELinux MCS category pairs for VMs' dynamic labels. This flaw allows one exploited guest to access files labeled for another guest, resulting in the breaking out of sVirt confinement. The highest threat from this vulnerability is to confidentiality and integrity.

Produtos afetados

n/a · libvirt

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Referências

https://access.redhat.com/errata/RHSA-2021:3631 https://bugzilla.redhat.com/show_bug.cgi?id=1977726 https://gitlab.com/libvirt/libvirt/-/commit/15073504dbb624d3f6c911e85557019d3620fdb2 https://gitlab.com/libvirt/libvirt/-/issues/153 https://lists.debian.org/debian-lts-announce/2024/04/msg00000.html https://security.gentoo.org/glsa/202210-06 https://security.netapp.com/advisory/ntap-20220331-0010/