Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: libceph: An error occurred during the insertion of data into the rbtree in the decodechooseargs function. A message of type CEPHMSGOSDMAP contains an OSD map, which in turn contains a CRUSH map. The received CRUSH map may...

ROS-20260923-73-0016

The vulnerability of the decodechooseargs function in the net/ceph/osdmap.c module, which is responsible for implementing networking functions of the Linux kernel, is related to an uncontrolled and exploitable condition. Exploiting this vulnerability could allow a malicious actor to cause service...

ROS-20260923-73-0014

The vulnerability of the decodechooseargs function in the net/ceph/osdmap.c module, which is part of the Linux kernel’s networking functions, stems from an improper check of the specified index, position, or offset in the input data. Exploiting this vulnerability could allow a remote attacker to...

Linux kernel decode_choose_args Heap Buffer Overflow DoS

The vulnerability of the decodechooseargs function in the net/ceph/osdmap.c module, which is responsible for implementing networking functions of the Linux kernel, is related to an uncontrolled and exploitable condition. Exploiting this vulnerability could allow a malicious actor to cause service...

Linux kernel decode_choose_args Heap Buffer Overflow DoS

The vulnerability of the decodechooseargs function in the net/ceph/osdmap.c module, which is part of the networking functions of the Linux kernel, stems from an improper check of the specified index, position, or offset in the input data. Exploiting this vulnerability could allow a malicious acto...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-099971)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-099971 advisory. In the Linux kernel, the following vulnerability has been resolved: libceph: Fix potential null-ptr-deref in decodechooseargs A message of type CEPHMSGOSDMAP contain...

CVE-2026-52957 libceph: Fix potential null-ptr-deref in decode_choose_args()

In the Linux kernel, the following vulnerability has been resolved: libceph: Fix potential null-ptr-deref in decodechooseargs A message of type CEPHMSGOSDMAP contains an OSD map that itself contains a CRUSH map. When decoding this CRUSH map in crushdecode, an array of maxbuckets CRUSH buckets is...

CVE-2026-52957: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: libceph: Fix potential null-ptr-deref in decodechooseargs A message of type CEPHMSGOSDMAP contains an OSD map that itself contains a CRUSH map. When decoding this CRUSH map in crushdecode, an array of maxbuckets CRUSH buckets is...

CVE-2026-52954: Reachable Assertion

In the Linux kernel, the following vulnerability has been resolved: libceph: handle rbtree insertion error in decodechooseargs A message of type CEPHMSGOSDMAP contains an OSD map that itself contains a CRUSH map. The received CRUSH map may optionally contain chooseargs that get decoded in...

CVE-2026-22991

In the Linux kernel, the following vulnerability has been resolved: libceph: make freechooseargmap resilient to partial allocation freechooseargmap may dereference a NULL pointer if its caller fails after a partial allocation. For example, in decodechooseargs, if allocation of argmap-args fails,...

CVE-2026-22991 libceph: make free_choose_arg_map() resilient to partial allocation

In the Linux kernel, the following vulnerability has been resolved: libceph: make freechooseargmap resilient to partial allocation freechooseargmap may dereference a NULL pointer if its caller fails after a partial allocation. For example, in decodechooseargs, if allocation of argmap-args fails,...

CVE-2026-22991 libceph: make free_choose_arg_map() resilient to partial allocation

In the Linux kernel, the following vulnerability has been resolved: libceph: make freechooseargmap resilient to partial allocation freechooseargmap may dereference a NULL pointer if its caller fails after a partial allocation. For example, in decodechooseargs, if allocation of argmap-args fails,...

CVE-2026-22991: NULL Pointer Dereference

In the Linux kernel, the following vulnerability has been resolved: libceph: make freechooseargmap resilient to partial allocation freechooseargmap may dereference a NULL pointer if its caller fails after a partial allocation. For example, in decodechooseargs, if allocation of argmap-args fails,...