{"cve":"CVE-2022-49770","nvd":{"published":"2025-05-01T15:15:59.920","modified":"2026-08-15T13:17:28.167","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nceph: avoid putting the realm twice when decoding snaps fails\n\nWhen decoding the snaps fails it maybe leaving the 'first_realm'\nand 'realm' pointing to the same snaprealm memory. And then it'll\nput it twice and could cause random use-after-free, BUG_ON, etc\nissues.","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-416"],"references":["https://git.kernel.org/stable/c/044bc6d3c2c0e9090b0841e7b723875756534b45","https://git.kernel.org/stable/c/274e4c79a3a2a24fba7cfe0e41113f1138785c37","https://git.kernel.org/stable/c/2f6e2de3a5289004650118b61f138fe7c28e1905","https://git.kernel.org/stable/c/51884d153f7ec85e18d607b2467820a90e0f4359","https://git.kernel.org/stable/c/cb7495fe957526555782ce0723f79ce92a6db22e"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:01:22.920403922+00:00"},"epss":{"cve":"CVE-2022-49770","score":0.00572,"percentile":0.47306,"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."]}