EUVD-2026-38829

In the Linux kernel, the following vulnerability has been resolved: ceph: fix BUGON in cephbuildxattrsblob due to stale blob size The generic/642 test-case can reproduce the kernel crash: 40243.605254 ------------ cut here ------------ 40243.605956 kernel BUG at fs/ceph/xattr.c:918! 40243.607142...

EUVD-2026-38824

In the Linux kernel, the following vulnerability has been resolved: libceph: Fix potential out-of-bounds access in cephxdecrypt In cephxdecrypt, a part of the buffer p is interpreted as a cephxencryptheader, and the magic field of this struct is accessed. This happens without any guarantee that t...

EUVD-2026-38822

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...

EUVD-2026-38830

In the Linux kernel, the following vulnerability has been resolved: ceph: fix a buffer leak in cephsetxattr The oldblob in cephsetxattr can store ci-ixattrs.preallocblob value during the retry. However, it is never called the cephbufferput for the oldblob object. This patch fixes the issue of the...

AZL-90804 CVE-2026-52962 affecting package kernel for versions less than 6.6.143.1-1

In the Linux kernel, the following vulnerability has been resolved: ceph: fix a buffer leak in cephsetxattr The oldblob in cephsetxattr can store ci-ixattrs.preallocblob value during the retry. However, it is never called the cephbufferput for the oldblob object. This patch fixes the issue of the...

CVE-2026-52958

In the Linux kernel, the following vulnerability has been resolved: libceph: Fix potential out-of-bounds access in osdmapdecode When decoding osdstate and osdweight from an incoming osdmap in osdmapdecode, both are decoded for each osd, i.e., map-maxosd times. The cephdecodeneed check only accoun...

CVE-2026-52962

In the Linux kernel, the following vulnerability has been resolved: ceph: fix a buffer leak in cephsetxattr The oldblob in cephsetxattr can store ci-ixattrs.preallocblob value during the retry. However, it is never called the cephbufferput for the oldblob object. This patch fixes the issue of the...

CVE-2026-52960

In the Linux kernel, the following vulnerability has been resolved: ceph: put folios not suitable for writeback The batch holds references to the folios see filemapgetfolios, foliobatchrelease, so we need to folioput the folios we remove. Tested on v6.18...

CVE-2026-52961

In the Linux kernel, the following vulnerability has been resolved: ceph: fix BUGON in cephbuildxattrsblob due to stale blob size The generic/642 test-case can reproduce the kernel crash: 40243.605254 ------------ cut here ------------ 40243.605956 kernel BUG at fs/ceph/xattr.c:918! 40243.607142...

AZL-90717 CVE-2026-52961 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: ceph: fix BUGON in cephbuildxattrsblob due to stale blob size The generic/642 test-case can reproduce the kernel crash: 40243.605254 ------------ cut here ------------ 40243.605956 kernel BUG at fs/ceph/xattr.c:918! 40243.607142...

CVE-2026-52956

In the Linux kernel, the following vulnerability has been resolved: libceph: Fix potential out-of-bounds access in cephxdecrypt In cephxdecrypt, a part of the buffer p is interpreted as a cephxencryptheader, and the magic field of this struct is accessed. This happens without any guarantee that t...

CVE-2026-52957

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-2026-52962

In the Linux kernel, the following vulnerability has been resolved: ceph: fix a buffer leak in cephsetxattr The oldblob in cephsetxattr can store ci-ixattrs.preallocblob value during the retry. However, it is never called the cephbufferput for the oldblob object. This patch fixes the issue of the...

CVE-2026-52958

In the Linux kernel, the following vulnerability has been resolved: libceph: Fix potential out-of-bounds access in osdmapdecode When decoding osdstate and osdweight from an incoming osdmap in osdmapdecode, both are decoded for each osd, i.e., map-maxosd times. The cephdecodeneed check only accoun...

CVE-2026-52961

In the Linux kernel, the following vulnerability has been resolved: ceph: fix BUGON in cephbuildxattrsblob due to stale blob size The generic/642 test-case can reproduce the kernel crash: 40243.605254 ------------ cut here ------------ 40243.605956 kernel BUG at fs/ceph/xattr.c:918! 40243.607142...

CVE-2026-52960

In the Linux kernel, the following vulnerability has been resolved: ceph: put folios not suitable for writeback The batch holds references to the folios see filemapgetfolios, foliobatchrelease, so we need to folioput the folios we remove. Tested on v6.18...

CVE-2026-52962 ceph: fix a buffer leak in __ceph_setxattr()

In the Linux kernel, the following vulnerability has been resolved: ceph: fix a buffer leak in cephsetxattr The oldblob in cephsetxattr can store ci-ixattrs.preallocblob value during the retry. However, it is never called the cephbufferput for the oldblob object. This patch fixes the issue of the...

CVE-2026-52962

In the Linux kernel, the following vulnerability has been resolved: ceph: fix a buffer leak in cephsetxattr The oldblob in cephsetxattr can store ci-ixattrs.preallocblob value during the retry. However, it is never called the cephbufferput for the oldblob object. This patch fixes the issue of the...

CVE-2026-52962 ceph: fix a buffer leak in __ceph_setxattr()

In the Linux kernel, the following vulnerability has been resolved: ceph: fix a buffer leak in cephsetxattr The oldblob in cephsetxattr can store ci-ixattrs.preallocblob value during the retry. However, it is never called the cephbufferput for the oldblob object. This patch fixes the issue of the...

CVE-2026-52962

The CVE refers to the Linux kernel Ceph driver: in __ceph_setxattr(), old_blob can retain ci->i_xattrs.prealloc_blob during a retry, and ceph_buffer_put() is not called for the old_blob, causing a buffer leak. A patch fixes this leak. Connected SUSE advisories (OSV entries) confirm this CVE (C...