{"cve":"CVE-2026-52962","nvd":{"published":"2026-06-24T17:17:06.520","modified":"2026-07-14T16:18:32.180","status":"Analyzed","description":"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->i_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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-787"],"references":["https://git.kernel.org/stable/c/3fa13ceefbc5f36131110342743994cb3de80637","https://git.kernel.org/stable/c/4bfdcefdaa6092a06cacd59389c7756b36e6de8c","https://git.kernel.org/stable/c/521e5aba857fd267624892c8dd6295f22ce0267e","https://git.kernel.org/stable/c/5d3cc36b4e77a27ce7b686b7c59c7072bcb3fa8e","https://git.kernel.org/stable/c/7d3e8d2d648d5f0df29b4710246680f47695fe94"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:41:17.107060303+00:00"},"epss":{"cve":"CVE-2026-52962","score":0.00139,"percentile":0.0322,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}