{"cve":"CVE-2023-42756","nvd":{"published":"2023-09-28T14:15:21.037","modified":"2026-11-01T11:18:55.300","status":"Modified","description":"A flaw was found in the Netfilter subsystem of the Linux kernel. A race condition between IPSET_CMD_ADD and IPSET_CMD_SWAP can lead to a kernel panic due to the invocation of `__ip_set_put` on a wrong `set`. This issue may allow a local user to crash the system.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","score":4.7},"cwes":["CWE-362"],"references":["https://access.redhat.com/errata/RHSA-2024:2394","https://access.redhat.com/security/cve/CVE-2023-42756","https://bugzilla.redhat.com/show_bug.cgi?id=2239848","https://seclists.org/oss-sec/2023/q3/242","https://access.redhat.com/errata/RHSA-2024:2394"],"products":["debian:debian_linux","fedoraproject:fedora","linux:linux_kernel","redhat:enterprise_linux"],"source":"nvd","synced_at":"2026-11-01T11:38:16.172083959+00:00"},"epss":{"cve":"CVE-2023-42756","score":0.00274,"percentile":0.19783,"date":"2026-11-01"},"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."]}