DEBIAN-CVE-2025-30156: ceph security update

DEBIAN-CVE-2025-30156, released August 31, 2026, fixes 1 CVE in ceph (version 20.2.4+ds-1). None of them is reported as exploited. Patch Radar priority: High.

High

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

8.9

Base score, 0 to 10

Highest EPSS

0.0009

0th percentile

Fixed package versions

Product	Release	Fixed in
ceph	Debian 14	20.2.4+ds-1

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
High	CVE-2025-30156	Ceph: AES-CBC misuse in CephX and RADOSGW enables authentication bypass and credential forgery	8.9	0.0009	None reported

Also fixes CVE-2025-30156

ALSA-2026:18134
kernel, kernel-64k, kernel-64k-core and 72 more on almalinux 10
RHSA-2026:27731
kernel on RHEL 10
RHSA-2026:18587
kernel, kernel-64k, kernel-64k-core and 69 more on RHEL 9
ALSA-2026:18587
kernel, kernel-64k, kernel-64k-core and 71 more on almalinux 9

Vendor advisory

https://security-tracker.debian.org/tracker/CVE-2025-30156

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