{"cve":"CVE-2022-48791","nvd":{"published":"2024-07-16T12:15:03.910","modified":"2026-08-04T10:17:21.610","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: pm8001: Fix use-after-free for aborted TMF sas_task\n\nCurrently a use-after-free may occur if a TMF sas_task is aborted before we\nhandle the IO completion in mpi_ssp_completion(). The abort occurs due to\ntimeout.\n\nWhen the timeout occurs, the SAS_TASK_STATE_ABORTED flag is set and the\nsas_task is freed in pm8001_exec_internal_tmf_task().\n\nHowever, if the I/O completion occurs later, the I/O completion still\nthinks that the sas_task is available. Fix this by clearing the ccb->task\nif the TMF times out - the I/O completion handler does nothing if this\npointer is cleared.","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/3c334cdfd94945b8edb94022a0371a8665b17366","https://git.kernel.org/stable/c/510b21442c3a2e3ecc071ba3e666b320e7acdd61","https://git.kernel.org/stable/c/61f162aa4381845acbdc7f2be4dfb694d027c018","https://git.kernel.org/stable/c/d872e7b5fe38f325f5206b6872746fa02c2b4819","https://git.kernel.org/stable/c/3c334cdfd94945b8edb94022a0371a8665b17366"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:52:42.518321223+00:00"},"epss":{"cve":"CVE-2022-48791","score":0.00246,"percentile":0.15948,"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."]}