{"id":"CVE-2026-52962","summary":"ceph: fix a buffer leak in __ceph_setxattr()","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nceph: fix a buffer leak in __ceph_setxattr()\n\nThe old_blob in __ceph_setxattr() can store\nci-\u003ei_xattrs.prealloc_blob value during the retry.\nHowever, it is never called the ceph_buffer_put()\nfor the old_blob object. This patch fixes the issue of\nthe buffer leak.","modified":"2026-11-13T04:06:09.605233491Z","published":"2026-06-24T16:28:42.688Z","related":["SUSE-SU-2026:22521-1","SUSE-SU-2026:22522-1","SUSE-SU-2026:22665-1","SUSE-SU-2026:22666-1","SUSE-SU-2026:22742-1","SUSE-SU-2026:22769-1","SUSE-SU-2026:22812-1","SUSE-SU-2026:22835-1","SUSE-SU-2026:2799-1","SUSE-SU-2026:2800-1","SUSE-SU-2026:2914-1","SUSE-SU-2026:5111-1","openSUSE-SU-2026:21388-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/52xxx/CVE-2026-52962.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/3fa13ceefbc5f36131110342743994cb3de80637"},{"type":"WEB","url":"https://git.kernel.org/stable/c/4bfdcefdaa6092a06cacd59389c7756b36e6de8c"},{"type":"WEB","url":"https://git.kernel.org/stable/c/521e5aba857fd267624892c8dd6295f22ce0267e"},{"type":"WEB","url":"https://git.kernel.org/stable/c/5d3cc36b4e77a27ce7b686b7c59c7072bcb3fa8e"},{"type":"WEB","url":"https://git.kernel.org/stable/c/7d3e8d2d648d5f0df29b4710246680f47695fe94"},{"type":"WEB","url":"https://git.kernel.org/stable/c/bc7abce4460e490dcb579eec770f175b150b685f"},{"type":"WEB","url":"https://git.kernel.org/stable/c/d0cb994605c84a159c1d00d72cdc8583c321ef95"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ecf94823c5c6a20790bb76ed2816822b0beb0c22"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/52xxx/CVE-2026-52962.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-52962"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"86968ef21596515958d5f0a40233d02be78ecec0"},{"fixed":"521e5aba857fd267624892c8dd6295f22ce0267e"},{"fixed":"d0cb994605c84a159c1d00d72cdc8583c321ef95"},{"fixed":"ecf94823c5c6a20790bb76ed2816822b0beb0c22"},{"fixed":"4bfdcefdaa6092a06cacd59389c7756b36e6de8c"},{"fixed":"7d3e8d2d648d5f0df29b4710246680f47695fe94"},{"fixed":"3fa13ceefbc5f36131110342743994cb3de80637"},{"fixed":"bc7abce4460e490dcb579eec770f175b150b685f"},{"fixed":"5d3cc36b4e77a27ce7b686b7c59c7072bcb3fa8e"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"1d86cb8d3204337e1853b84d69ea0f30dc0ba973"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"9cec64d3f6d91da590cc4069172254067b43d0b2"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"de30fc2ca852365ed635f62d7d818bffc15e55c9"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"dfb8712c7acce0689aed6c400a22b35f4d2861fe"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"f41cd559f1f3412db8e0acdede05ecf990ebfd8a"}]}],"versions":["v4.4.302","v4.4.301","v4.4.300","v4.4.299","v4.4.298","v4.4.297","v4.4.296","v4.4.295","v4.4.294","v4.4.293","v4.4.292","v4.4.291","v4.4.290","v4.4.289","v4.4.288","v4.4.287","v4.4.286","v4.4.285","v4.4.284","v4.4.283","v4.4.282","v4.4.281","v4.4.280","v4.4.279","v4.4.278","v4.4.277","v4.4.276","v4.4.275","v4.4.274","v4.4.273","v4.4.272","v4.4.271","v4.4.270","v4.4.269","v4.4.268","v4.4.267","v4.4.266","v4.4.265","v4.4.264","v4.4.263","v4.4.262","v4.4.261","v4.4.260","v4.4.259","v4.4.258","v4.4.257","v4.4.256","v4.4.255","v4.4.254","v4.4.253","v4.4.252","v4.4.251","v4.4.250","v4.4.249","v4.4.248","v4.4.247","v4.4.246","v4.4.245","v4.4.244","v4.4.243","v4.4.242","v4.4.241","v4.4.240","v4.4.239","v4.4.238","v4.4.237","v4.4.236","v4.4.235","v4.4.234","v4.4.233","v4.4.232","v4.4.231","v4.4.230","v4.4.229","v4.4.228","v4.4.227","v4.4.226","v4.4.225","v4.4.224","v4.4.223","v4.4.222","v4.4.221","v4.4.220","v4.4.219","v4.4.218","v4.4.217","v4.4.216","v4.4.215","v4.4.214","v4.4.213","v4.4.212","v4.4.211","v4.4.210","v4.4.209","v4.4.208","v4.4.207","v4.4.206","v4.4.205","v4.4.204","v4.4.203","v4.4.202","v4.4.201","v4.4.200","v4.4.199","v4.4.198","v4.4.197","v4.4.196","v4.4.195","v4.4.194","v4.4.193","v4.4.192","v4.9.337","v4.9.336","v4.9.335","v4.9.334","v4.9.333","v4.9.332","v4.9.331","v4.9.330","v4.9.329","v4.9.328","v4.9.327","v4.9.326","v4.9.325","v4.9.324","v4.9.323","v4.9.322","v4.9.321","v4.9.320","v4.9.319","v4.9.318","v4.9.317","v4.9.316","v4.9.315","v4.9.314","v4.9.313","v4.9.312","v4.9.311","v4.9.310","v4.9.309","v4.9.308","v4.9.307","v4.9.306","v4.9.305","v4.9.304","v4.9.303","v4.9.302","v4.9.301","v4.9.300","v4.9.299","v4.9.298","v4.9.297","v4.9.296","v4.9.295","v4.9.294","v4.9.293","v4.9.292","v4.9.291","v4.9.290","v4.9.289","v4.9.288","v4.9.287","v4.9.286","v4.9.285","v4.9.284","v4.9.283","v4.9.282","v4.9.281","v4.9.280","v4.9.279","v4.9.278","v4.9.277","v4.9.276","v4.9.275","v4.9.274","v4.9.273","v4.9.272","v4.9.271","v4.9.270","v4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