{"cve":"CVE-2023-52974","nvd":{"published":"2025-03-27T17:15:44.417","modified":"2026-06-17T06:44:01.917","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: iscsi_tcp: Fix UAF during login when accessing the shost ipaddress\n\nIf during iscsi_sw_tcp_session_create() iscsi_tcp_r2tpool_alloc() fails,\nuserspace could be accessing the host's ipaddress attr. If we then free the\nsession via iscsi_session_teardown() while userspace is still accessing the\nsession we will hit a use after free bug.\n\nSet the tcp_sw_host->session after we have completed session creation and\ncan no longer fail.","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/0aaabdb900c7415caa2006ef580322f7eac5f6b6","https://git.kernel.org/stable/c/496af9d3682ed4c28fb734342a09e6cc0c056ea4","https://git.kernel.org/stable/c/61e43ebfd243bcbad11be26bd921723027b77441","https://git.kernel.org/stable/c/6abd4698f4c8a78e7bbfc421205c060c199554a0","https://git.kernel.org/stable/c/9758ffe1c07b86aefd7ca8e40d9a461293427ca0"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:00:28.034033815+00:00"},"epss":{"cve":"CVE-2023-52974","score":0.00292,"percentile":0.21847,"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."]}