[SECURITY] Fedora 43 Update: ceph-19.2.6-1.fc43

Ceph is a massively scalable, open-source, distributed storage system that ru ns on commodity hardware and delivers object, block and file system storage...

Fedora 43 : ceph (2026-ebffec502b)

The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-ebffec502b advisory. Ceph 19.2.6 GA CVE-2025-30156 is an authentication bypass in CephX caused by misuse of AES-CBC...

Fedora 44 : ceph (2026-7de7d03796)

The remote Fedora 44 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-7de7d03796 advisory. Ceph 20.2.4 GA CVE-2025-30156 is an authentication bypass in CephX caused by misuse of AES-CBC...

PT-2026-82771

Name of the Vulnerable Software and Affected Versions Ceph versions prior to 20.2.4 Ceph versions prior to 19.2.6 Description The Ceph Object Gateway RGW SigV4 handler fails to reject requests containing x-amz- headers that are not included in the signed header set. While AWS S3 requires all x-am...

PT-2026-82767

Name of the Vulnerable Software and Affected Versions Ceph versions prior to 20.2.4 Ceph versions prior to 19.2.6 Description The Monitor subscription handler fails to properly authorize access to the configuration-key store. A CephX user with mon allow r capabilities can read the entire store by...

PT-2026-82765

Name of the Vulnerable Software and Affected Versions Ceph versions prior to 20.2.4 Ceph versions prior to 19.2.6 Description The RADOS Gateway RGW uses an AES-128-CBC handler to protect STS session tokens that lacks message authentication. This allows an attacker with a valid STS token to perfor...

CVE-2025-30156

A flaw was found in the CephX authentication protocol used by Ceph, a distributed storage system. CephX uses AES-128-CBC encryption with a hardcoded initialization vector and no message authentication HMAC, making it vulnerable to the same class of unauthenticated-encryption attacks that...

Linux Distros Unpatched Vulnerability : CVE-2026-54330

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Ceph is an open-source distributed storage platform providing object, block, and file storage. In versions prior to 20.2.4 and 19.2.6, the Ceph Object Gateway R...

Linux Distros Unpatched Vulnerability : CVE-2025-30156

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Ceph is an open-source distributed storage platform providing object, block, and file storage. In versions prior to 20.2.4 and 19.2.6, the CephX authentication...

Linux kernel Heap Buffer Overflow DoS

The vulnerability of the processv2sparseread function in the net/ceph/messengerv2.c kernel module of the Linux operating system is related to the use of an uninitialized resource. Exploiting this vulnerability could allow a attacker to cause a service failure...

Linux Distros Unpatched Vulnerability : CVE-2026-39944

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Ceph is an open-source distributed storage platform providing object, block, and file storage. In versions prior to 20.2.4 and 19.2.6, the RADOS Gateway RGW...

Linux Distros Unpatched Vulnerability : CVE-2026-50152

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Ceph is an open-source distributed storage platform providing object, block, and file storage. In versions prior to 20.2.4 and 19.2.6, the Monitor subscription...

CVE-2026-54330

A flaw was found in Ceph RGW's SigV4 signature verification handler. When processing S3 requests, RGW verifies only the headers explicitly listed in the X-Amz-SignedHeaders field but does not reject requests that carry additional unsigned x-amz- headers. This diverges from the AWS S3 specificatio...

CVE-2026-50152

A flaw was found in the MON subscription handler of Ceph, a distributed storage system. The handler does not properly authorize access to the config-key store when processing MMonSubscribe messages. Any CephX user holding mon allow r capabilities can read the entire config-key store, which contai...

CVE-2026-39944

A flaw was found in Ceph RGW's STS Security Token Service session token implementation. The STS tokens use the same unauthenticated AES-128-CBC encryption as CephX, which lacks message authentication and uses a hardcoded initialization vector. Because there is no integrity protection on the token...

Important: Red Hat Security Advisory: Red Hat OpenShift Data Foundation 4.20.17 security, enhancement & bug fix update

Red Hat OpenShift Data Foundation 4.20.17 security, enhancement & bug fix update Red Hat OpenShift Data Foundation 4.20.17 security, enhancement & bug fix update FIXED BUGS: ========== DFBUGS-8962: RHODF 4.20.17 release DFBUGS-8003: GSS Rook Ceph metrics are not being scraped, and the...

Important: Red Hat Security Advisory: Red Hat OpenShift Data Foundation 4.22.2 security, enhancement & bug fix update

Red Hat OpenShift Data Foundation 4.22.2 security, enhancement & bug fix update Red Hat OpenShift Data Foundation 4.22.2 security, enhancement & bug fix update FIXED BUGS: ========== DFBUGS-9558: MDR: Post-upgrade 4.21 to 4.22 DRPolicy validation failure in Metro DR DFBUGS-9404: Backport to...

SUSE CVE-2026-68160

In the Linux kernel, the following vulnerability has been resolved: ceph: fix pre-auth out-of-bounds read on snaptrace in cephhandlecaps cephhandlecaps reads snaptracelen from the wire-format cephmdscaps header and uses it unconditionally to build a fake end pointer snaptrace + snaptracelen that ...

SUSE CVE-2026-68155

In the Linux kernel, the following vulnerability has been resolved: libceph: Reject monmaps advertising zero monitors A message of type CEPHMSGMONMAP contains a monmap that is sent from a monitor to the client. This monmap contains information about the existing monitors in the cluster. Currently...

Ceph DoS

The vulnerability in the parselongname function within the fs/ceph/crypto.c module of the Ceph distributed file system on Linux operating systems is related to dereferencing an invalid pointer. Exploitation of this vulnerability may allow a remote attacker to cause a denial of service...