CVE-2026-68082 libceph: fix two unsafe bare decodes in decode_lockers()

In the Linux kernel, the following vulnerability has been resolved: libceph: fix two unsafe bare decodes in decodelockers decodelockers in clslockclient.c contains two bare decode operations that allow a malicious or compromised OSD to trigger slab-out-of-bounds reads: 1. cephdecode32p at the...

CVE-2026-68082

In the Linux kernel, the following vulnerability has been resolved: libceph: fix two unsafe bare decodes in decodelockers decodelockers in clslockclient.c contains two bare decode operations that allow a malicious or compromised OSD to trigger slab-out-of-bounds reads: 1. cephdecode32p at the...

CVE-2026-68082

Summary: CVE-2026-68082 in the Linux kernel libceph code fixes two unsafe bare decodes in decode_lockers() that could enable slab-out-of-bounds reads via a malicious OSD (e.g., during RBD exclusive lock). Root cause (as described): decode_lockers() performed two bare decodes (ceph_decode_32 and c...