RHSA-2025:9321 - Security Advisory

Topic

An update for libblockdev is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

The libblockdev packages provide a C library with GObject introspection support used for low-level operations on block devices. The library serves as a thin wrapper around plug-ins for specific functionality, such as LVM, Btrfs, LUKS, or MD RAID.

Security Fix(es):

• libblockdev: LPE from allow_active to root in libblockdev via udisks (CVE-2025-6019)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Affected Products

• Red Hat Enterprise Linux Server - AUS 8.4 x86_64

Fixes

• BZ - 2370051 - CVE-2025-6019 libblockdev: LPE from allow_active to root in libblockdev via udisks

CVEs

• CVE-2025-6019

References

• https://access.redhat.com/security/updates/classification/#important