{"affected":[{"defaultStatus":"unaffected","ecosystem":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/","packageName":"linux","product":"","source":"CNA: redhat","vendor":"","versions":[{"lessThan":"6.2-rc3","status":"affected","version":"0","versionType":"semvar"}]},{"defaultStatus":"unaffected","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"kernel","product":"Red Hat Enterprise Linux 10","source":"CNA: redhat","vendor":"Red Hat","versions":[]},{"defaultStatus":"unaffected","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"kernel","product":"Red Hat Enterprise Linux 6","source":"CNA: redhat","vendor":"Red Hat","versions":[]},{"defaultStatus":"unaffected","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"kernel","product":"Red Hat Enterprise Linux 7","source":"CNA: redhat","vendor":"Red Hat","versions":[]},{"defaultStatus":"unaffected","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"kernel-rt","product":"Red Hat Enterprise Linux 7","source":"CNA: redhat","vendor":"Red Hat","versions":[]},{"defaultStatus":"unaffected","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"kernel","product":"Red Hat Enterprise Linux 8","source":"CNA: redhat","vendor":"Red Hat","versions":[]},{"defaultStatus":"unaffected","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"kernel-rt","product":"Red Hat Enterprise Linux 8","source":"CNA: redhat","vendor":"Red Hat","versions":[]},{"defaultStatus":"unaffected","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"kernel","product":"Red Hat Enterprise Linux 9","source":"CNA: redhat","vendor":"Red Hat","versions":[]},{"defaultStatus":"unaffected","ecosystem":"https://access.redhat.com/downloads/content/package-browser/","packageName":"kernel-rt","product":"Red Hat Enterprise Linux 9","source":"CNA: redhat","vendor":"Red Hat","versions":[]}],"cveId":"CVE-2023-2593","cwes":["CWE-835"],"description":"A flaw exists within the Linux kernel's handling of new TCP connections. The issue results from the lack of memory release after its effective lifetime. This vulnerability allows an unauthenticated attacker to create a denial of service condition on the system.","epss":{"date":"2026-11-07","percentile":0.58341,"score":0.00848},"exploits":[],"kev":null,"metrics":[{"score":5.9,"severity":"medium","source":"CNA: redhat","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"}],"modifiedAt":1794058893833,"publishedAt":1753888553952,"references":[{"source":"CNA: redhat","tags":["vdb-entry","x_refsource_REDHAT"],"url":"https://access.redhat.com/security/cve/CVE-2023-2593"},{"source":"CNA: redhat","tags":["issue-tracking","x_refsource_REDHAT"],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2384787"},{"source":"CNA: redhat","tags":[],"url":"https://lore.kernel.org/lkml/CAH2r5msyEy20e=FBx6wPWWc3kXzNR4b+zHshSqidRdFKVf_7Jg@mail.gmail.com/"}],"remediation":[],"revision":"c371317100f7073104feaf940ec622d9cf5aba3030033d8709cba7917bd4eca4","sources":[{"modifiedAt":1794058893833,"name":"CNA: redhat","retrievedAt":1794060499892,"url":"https://www.cve.org/CVERecord?id=CVE-2023-2593"},{"modifiedAt":null,"name":"FIRST EPSS","retrievedAt":1794064134143,"url":"https://api.first.org/data/v1/epss?cve=CVE-2023-2593"}],"ssvc":{"assessedAt":1753889538248,"automatable":"no","exploitation":"none","source":"ADP: CISA-ADP","technicalImpact":"partial"},"status":"published","title":"Kernel: ksmbd memory exhaustion denial-of-service vulnerability","updatedAt":1794064134143}