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{"affected_release": [{"advisory": "RHSA-2024:2394", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-427.13.1.el9_4", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-04-30T00:00:00Z"}, {"advisory": "RHSA-2024:2394", "cpe": "cpe:/o:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-427.13.1.el9_4", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-04-30T00:00:00Z"}, {"advisory": "RHSA-2024:1881", "cpe": "cpe:/a:redhat:rhel_eus:9.2", "package": "kernel-0:5.14.0-284.62.1.el9_2", "product_name": "Red Hat Enterprise Linux 9.2 Extended Update Support", "release_date": "2024-04-18T00:00:00Z"}, {"advisory": "RHSA-2024:1882", "cpe": "cpe:/a:redhat:rhel_eus:9.2::nfv", "package": "kernel-rt-0:5.14.0-284.62.1.rt14.347.el9_2", "product_name": "Red Hat Enterprise Linux 9.2 Extended Update Support", "release_date": "2024-04-18T00:00:00Z"}], "bugzilla": {"description": "kernel: tls: use-after-free with partial reads and async decrypt", "id": "2265518", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2265518"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.8", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:H", "status": "verified"}, "cwe": "CWE-416", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nnet: tls: fix use-after-free with partial reads and async decrypt\ntls_decrypt_sg doesn't take a reference on the pages from clear_skb,\nso the put_page() in tls_decrypt_done releases them, and we trigger\na use-after-free in process_rx_list when we try to read from the\npartially-read skb.", "A use-after-free vulnerability was found in the tls subsystem of the Linux kernel. The tls_decrypt_sg() function doesn't take references on the pages from clear_skb, so the put_page() in tls_decrypt_done() releases them and a use-after-free can be triggered in process_rx_list when trying to read from the partially-read skb. This issue could lead to a denial of service condition or code execution."], "mitigation": {"lang": "en:us", "value": "No current mitigation is available for this vulnerability. Please make sure to have kernel up-to-date as soon as the patches are available to make sure the flaw mitigated."}, "name": "CVE-2024-26582", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-02-21T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-26582\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-26582\nhttps://lore.kernel.org/linux-cve-announce/2024022139-spruce-prelude-c358@gregkh/T/#u"], "statement": "Red Hat Enterprise Linux 6 and 7 are not affected by this CVE as they did not include kernel TLS support (upstream commit 3c4d755). Red Hat Enterprise Linux 8 is not affected as it did not include the upstream commit that introduced this flaw (fd31f39 \"tls: rx: decrypt into a fresh skb\").", "threat_severity": "Moderate", "upstream_fix": "kernel 6.8-rc5"}