{"cve":"CVE-2021-46963","nvd":{"published":"2024-02-27T19:04:07.000","modified":"2026-08-04T10:16:38.593","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: qla2xxx: Fix crash in qla2xxx_mqueuecommand()\n\n    RIP: 0010:kmem_cache_free+0xfa/0x1b0\n    Call Trace:\n       qla2xxx_mqueuecommand+0x2b5/0x2c0 [qla2xxx]\n       scsi_queue_rq+0x5e2/0xa40\n       __blk_mq_try_issue_directly+0x128/0x1d0\n       blk_mq_request_issue_directly+0x4e/0xb0\n\nFix incorrect call to free srb in qla2xxx_mqueuecommand(), as srb is now\nallocated by upper layers. This fixes smatch warning of srb unintended\nfree.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":[],"references":["https://git.kernel.org/stable/c/6641df81ab799f28a5d564f860233dd26cca0d93","https://git.kernel.org/stable/c/702cdaa2c6283c135ef16d52e0e4e3c1005aa538","https://git.kernel.org/stable/c/77509a238547863040a42d57c72403f7d4c89a8f","https://git.kernel.org/stable/c/80ef24175df2cba3860d0369d1c662b49ee2de56","https://git.kernel.org/stable/c/a73208e3244127ef9f2cdf24e4adb947aaa32053"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:45:59.823092188+00:00"},"epss":{"cve":"CVE-2021-46963","score":0.00248,"percentile":0.16139,"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."]}