{"advisories":[{"id":"USN-8593-1","source":"usn","title":"Linux kernel vulnerabilities","url":"https://ubuntu.com/security/notices/USN-8593-1"},{"id":"USN-8603-1","source":"usn","title":"Linux kernel (Azure) vulnerabilities","url":"https://ubuntu.com/security/notices/USN-8603-1"},{"id":"USN-8618-1","source":"usn","title":"Linux kernel vulnerabilities","url":"https://ubuntu.com/security/notices/USN-8618-1"},{"id":"USN-8663-1","source":"usn","title":"Linux kernel (NVIDIA) vulnerabilities","url":"https://ubuntu.com/security/notices/USN-8663-1"},{"id":"USN-8664-1","source":"usn","title":"Linux kernel (NVIDIA BaseOS) vulnerabilities","url":"https://ubuntu.com/security/notices/USN-8664-1"},{"id":"USN-8728-1","source":"usn","title":"Linux kernel (GCP) vulnerabilities","url":"https://ubuntu.com/security/notices/USN-8728-1"},{"id":"USN-8729-1","source":"usn","title":"Linux kernel vulnerabilities","url":"https://ubuntu.com/security/notices/USN-8729-1"},{"id":"USN-8761-1","source":"usn","title":"Linux kernel (Azure) vulnerabilities","url":"https://ubuntu.com/security/notices/USN-8761-1"},{"id":"USN-8729-2","source":"usn","title":"Linux kernel (Raspberry Pi Real-time) vulnerabilities","url":"https://ubuntu.com/security/notices/USN-8729-2"},{"id":"USN-8761-2","source":"usn","title":"Linux kernel (Azure FIPS) vulnerabilities","url":"https://ubuntu.com/security/notices/USN-8761-2"},{"id":"USN-8781-1","source":"usn","title":"Linux kernel (NVIDIA Tegra) vulnerabilities","url":"https://ubuntu.com/security/notices/USN-8781-1"},{"id":"USN-8729-3","source":"usn","title":"Linux kernel vulnerabilities","url":"https://ubuntu.com/security/notices/USN-8729-3"},{"id":"USN-8802-1","source":"usn","title":"Linux kernel (Oracle) vulnerabilities","url":"https://ubuntu.com/security/notices/USN-8802-1"},{"id":"USN-8728-2","source":"usn","title":"Linux kernel (Azure) vulnerabilities","url":"https://ubuntu.com/security/notices/USN-8728-2"},{"id":"USN-8729-4","source":"usn","title":"Linux kernel (Low Latency) vulnerabilities","url":"https://ubuntu.com/security/notices/USN-8729-4"},{"id":"USN-8729-5","source":"usn","title":"Linux kernel (AWS FIPS) vulnerabilities","url":"https://ubuntu.com/security/notices/USN-8729-5"}],"cve":"CVE-2026-64163","enrichment":{"affected":[{"configurations":[{"platform":null,"status":"affected","versions":{"scheme":"code_commit","value":"[e44e81c5b90f698025eadceb7eef8661eda117d5,08d355936fcf70c81c94f9fe7310450b65c53399)"}},{"platform":null,"status":"affected","versions":{"scheme":"code_commit","value":"[e44e81c5b90f698025eadceb7eef8661eda117d5,accc0004c501a9918313142282b094d408af06fb)"}},{"platform":null,"status":"affected","versions":{"scheme":"code_commit","value":"[e44e81c5b90f698025eadceb7eef8661eda117d5,1c24cf1fd67f6702c719ab73499392cb7af956ae)"}},{"platform":null,"status":"affected","versions":{"scheme":"code_commit","value":"[e44e81c5b90f698025eadceb7eef8661eda117d5,96515819d79f356f40da5540968d838ea570fab9)"}},{"platform":null,"status":"affected","versions":{"scheme":"code_commit","value":"[e44e81c5b90f698025eadceb7eef8661eda117d5,ef5581bb30efb939cc2bf093475c6cc85258e5cd)"}}],"enrichment":{"confidence":99.0,"confidence_source":"inferred","scores":[{"score":99.0,"source":"inferred"},{"score":100.0,"source":"matching"}]},"original":{"product":"Linux","source":"cna","vendor":"Linux"},"product":"linux_kernel","vendor":"linux"},{"configurations":[{"platform":null,"status":"affected","versions":{"scheme":"generic","value":"5.16"}},{"platform":null,"status":"unaffected","versions":{"scheme":"generic","value":"[0,5.16)"}},{"platform":null,"status":"unaffected","versions":{"scheme":"semver","value":"[6.6.142,6.7.0)"}},{"platform":null,"status":"unaffected","versions":{"scheme":"semver","value":"[6.12.92,6.13.0)"}},{"platform":null,"status":"unaffected","versions":{"scheme":"semver","value":"[6.18.34,6.19.0)"}},{"platform":null,"status":"unaffected","versions":{"scheme":"semver","value":"[7.0.11,7.1.0)"}},{"platform":null,"status":"unaffected","versions":{"scheme":"generic","value":"[7.1,*]"}}],"enrichment":{"confidence":99.0,"confidence_source":"inferred","scores":[{"score":99.0,"source":"inferred"},{"score":100.0,"source":"matching"}]},"original":{"product":"Linux","source":"cna","vendor":"Linux"},"product":"linux_kernel","vendor":"linux"}],"created":"2026-07-21T21:00:12.869816+00:00","updated":"2026-08-13T19:15:03.457792+00:00","vendors":["linux","linux$PRODUCT$linux_kernel"]},"epss":{"score":0.00162},"mitre":{"cpes":["cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*"],"created":"2026-07-19T15:40:49.172000+00:00","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ntest_kprobes: clear kprobes between test runs\n\nRunning the kprobes sanity tests twice makes all tests fail and\neventually crashes the kernel.\n\n[root@martin-riscv-1 ~]# echo 1 > /sys/kernel/debug/kunit/kprobes_test/run\n...\n   # Totals: pass:5 fail:0 skip:0 total:5\n   ok 1 kprobes_test\n[root@martin-riscv-1 ~]# echo 1 > /sys/kernel/debug/kunit/kprobes_test/run\n...\n  # test_kprobe: EXPECTATION FAILED at lib/tests/test_kprobes.c:64\n  Expected 0 == register_kprobe(&kp), but\n      register_kprobe(&kp) == -22 (0xffffffffffffffea)\n...\n  Unable to handle kernel paging request ...\n\nThe testsuite defines several kprobes and kretprobes as static variables\nthat are preserved across test runs.\n\nAfter register_kprobe and unregister_kprobe, a kprobe contains some\nleftover data that must be cleared before the kprobe can be registered\nagain. The tests are setting symbol_name to define the probe location.\nAddress and flags must be cleared.\n\nThe existing code clears some of the probes between subsequent tests, but\nnot between two test runs. The leftover data from a previous test run\nmakes the registrations fail in the next run.\n\nMove the cleanups for all kprobes into kprobes_test_init, this function\nis called before each single test (including the first test of a test\nrun).","metrics":{"cvssV2_0":{},"cvssV3_0":{},"cvssV3_1":{},"cvssV4_0":{}},"mitre_repo_path":"cves/2026/64xxx/CVE-2026-64163.json","references":["https://git.kernel.org/stable/c/08d355936fcf70c81c94f9fe7310450b65c53399","https://git.kernel.org/stable/c/1c24cf1fd67f6702c719ab73499392cb7af956ae","https://git.kernel.org/stable/c/96515819d79f356f40da5540968d838ea570fab9","https://git.kernel.org/stable/c/accc0004c501a9918313142282b094d408af06fb","https://git.kernel.org/stable/c/ef5581bb30efb939cc2bf093475c6cc85258e5cd"],"title":"test_kprobes: clear kprobes between test runs","updated":"2026-07-19T15:40:49.172000+00:00","vendors":["linux","linux$PRODUCT$linux_kernel"],"weaknesses":[]},"nvd":{"cpes":["cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","cpe:2.3:o:linux:linux_kernel:7.1:rc1:*:*:*:*:*:*","cpe:2.3:o:linux:linux_kernel:7.1:rc2:*:*:*:*:*:*","cpe:2.3:o:linux:linux_kernel:7.1:rc3:*:*:*:*:*:*"],"created":"2026-07-19T16:17:58.327000+00:00","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ntest_kprobes: clear kprobes between test runs\n\nRunning the kprobes sanity tests twice makes all tests fail and\neventually crashes the kernel.\n\n[root@martin-riscv-1 ~]# echo 1 > /sys/kernel/debug/kunit/kprobes_test/run\n...\n   # Totals: pass:5 fail:0 skip:0 total:5\n   ok 1 kprobes_test\n[root@martin-riscv-1 ~]# echo 1 > /sys/kernel/debug/kunit/kprobes_test/run\n...\n  # test_kprobe: EXPECTATION FAILED at lib/tests/test_kprobes.c:64\n  Expected 0 == register_kprobe(&kp), but\n      register_kprobe(&kp) == -22 (0xffffffffffffffea)\n...\n  Unable to handle kernel paging request ...\n\nThe testsuite defines several kprobes and kretprobes as static variables\nthat are preserved across test runs.\n\nAfter register_kprobe and unregister_kprobe, a kprobe contains some\nleftover data that must be cleared before the kprobe can be registered\nagain. The tests are setting symbol_name to define the probe location.\nAddress and flags must be cleared.\n\nThe existing code clears some of the probes between subsequent tests, but\nnot between two test runs. The leftover data from a previous test run\nmakes the registrations fail in the next run.\n\nMove the cleanups for all kprobes into kprobes_test_init, this function\nis called before each single test (including the first test of a test\nrun).","metrics":{"cvssV2_0":{},"cvssV3_0":{},"cvssV3_1":{"score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},"cvssV4_0":{}},"nvd_repo_path":"2026/CVE-2026-64163.json","references":["https://git.kernel.org/stable/c/08d355936fcf70c81c94f9fe7310450b65c53399","https://git.kernel.org/stable/c/1c24cf1fd67f6702c719ab73499392cb7af956ae","https://git.kernel.org/stable/c/96515819d79f356f40da5540968d838ea570fab9","https://git.kernel.org/stable/c/accc0004c501a9918313142282b094d408af06fb","https://git.kernel.org/stable/c/ef5581bb30efb939cc2bf093475c6cc85258e5cd"],"title":null,"updated":"2026-08-13T15:32:53.703000+00:00","vendors":["linux","linux$PRODUCT$linux_kernel"],"weaknesses":["NVD-CWE-noinfo"]},"opencve":{"changes":[{"created":"2026-07-19T16:15:00+00:00","data":[{"details":{"new":"In the Linux kernel, the following vulnerability has been resolved:\n\ntest_kprobes: clear kprobes between test runs\n\nRunning the kprobes sanity tests twice makes all tests fail and\neventually crashes the kernel.\n\n[root@martin-riscv-1 ~]# echo 1 > /sys/kernel/debug/kunit/kprobes_test/run\n...\n   # Totals: pass:5 fail:0 skip:0 total:5\n   ok 1 kprobes_test\n[root@martin-riscv-1 ~]# echo 1 > /sys/kernel/debug/kunit/kprobes_test/run\n...\n  # test_kprobe: EXPECTATION FAILED at lib/tests/test_kprobes.c:64\n  Expected 0 == register_kprobe(&kp), but\n      register_kprobe(&kp) == -22 (0xffffffffffffffea)\n...\n  Unable to handle kernel paging request ...\n\nThe testsuite defines several kprobes and kretprobes as static variables\nthat are preserved across test runs.\n\nAfter register_kprobe and unregister_kprobe, a kprobe contains some\nleftover data that must be cleared before the kprobe can be registered\nagain. The tests are setting symbol_name to define the probe location.\nAddress and flags must be cleared.\n\nThe existing code clears some of the probes between subsequent tests, but\nnot between two test runs. The leftover data from a previous test run\nmakes the registrations fail in the next run.\n\nMove the cleanups for all kprobes into kprobes_test_init, this function\nis called before each single test (including the first test of a test\nrun).","old":null},"type":"description"},{"details":{"new":"test_kprobes: clear kprobes between test runs","old":null},"type":"title"},{"details":["linux","linux$PRODUCT$linux_kernel"],"type":"first_time"},{"details":{"added":["cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*"],"removed":[]},"type":"cpes"},{"details":{"added":["linux","linux$PRODUCT$linux_kernel"],"removed":[]},"type":"vendors"},{"details":{"added":["https://git.kernel.org/stable/c/08d355936fcf70c81c94f9fe7310450b65c53399","https://git.kernel.org/stable/c/1c24cf1fd67f6702c719ab73499392cb7af956ae","https://git.kernel.org/stable/c/96515819d79f356f40da5540968d838ea570fab9","https://git.kernel.org/stable/c/accc0004c501a9918313142282b094d408af06fb","https://git.kernel.org/stable/c/ef5581bb30efb939cc2bf093475c6cc85258e5cd"],"removed":[]},"type":"references"}],"id":"0d9aa374-96e1-43e0-a604-4261ad4900ab"},{"created":"2026-07-21T00:15:00+00:00","data":[{"details":{"added":["CWE-459"],"removed":[]},"type":"weaknesses"},{"details":{"added":["https://lore.kernel.org/linux-cve-announce/2026071934-CVE-2026-64163-f1a4@gregkh/T","https://nvd.nist.gov/vuln/detail/CVE-2026-64163","https://www.cve.org/CVERecord?id=CVE-2026-64163"],"removed":[]},"type":"references"},{"details":{"added":{"cvssV3_1":{"score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}},"removed":{},"updated":{"threat_severity":{"new":"Low","old":null}}},"type":"metrics"}],"id":"5eebbe6c-91ac-48c7-8b34-0b9c6e1b3763"},{"created":"2026-08-13T15:45:00+00:00","data":[{"details":{"added":["NVD-CWE-noinfo"],"removed":[]},"type":"weaknesses"},{"details":{"added":["cpe:2.3:o:linux:linux_kernel:7.1:rc1:*:*:*:*:*:*","cpe:2.3:o:linux:linux_kernel:7.1:rc2:*:*:*:*:*:*","cpe:2.3:o:linux:linux_kernel:7.1:rc3:*:*:*:*:*:*"],"removed":[]},"type":"cpes"}],"id":"e5c733df-3161-4652-b196-4562d28d986a"}],"cpes":{"data":["cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","cpe:2.3:o:linux:linux_kernel:7.1:rc1:*:*:*:*:*:*","cpe:2.3:o:linux:linux_kernel:7.1:rc2:*:*:*:*:*:*","cpe:2.3:o:linux:linux_kernel:7.1:rc3:*:*:*:*:*:*"],"providers":["mitre","nvd"]},"created":{"data":"2026-07-19T00:00:00+00:00","provider":"redhat"},"description":{"data":"In the Linux kernel, the following vulnerability has been resolved:\n\ntest_kprobes: clear kprobes between test runs\n\nRunning the kprobes sanity tests twice makes all tests fail and\neventually crashes the kernel.\n\n[root@martin-riscv-1 ~]# echo 1 > /sys/kernel/debug/kunit/kprobes_test/run\n...\n   # Totals: pass:5 fail:0 skip:0 total:5\n   ok 1 kprobes_test\n[root@martin-riscv-1 ~]# echo 1 > /sys/kernel/debug/kunit/kprobes_test/run\n...\n  # test_kprobe: EXPECTATION FAILED at lib/tests/test_kprobes.c:64\n  Expected 0 == register_kprobe(&kp), but\n      register_kprobe(&kp) == -22 (0xffffffffffffffea)\n...\n  Unable to handle kernel paging request ...\n\nThe testsuite defines several kprobes and kretprobes as static variables\nthat are preserved across test runs.\n\nAfter register_kprobe and unregister_kprobe, a kprobe contains some\nleftover data that must be cleared before the kprobe can be registered\nagain. The tests are setting symbol_name to define the probe location.\nAddress and flags must be cleared.\n\nThe existing code clears some of the probes between subsequent tests, but\nnot between two test runs. The leftover data from a previous test run\nmakes the registrations fail in the next run.\n\nMove the cleanups for all kprobes into kprobes_test_init, this function\nis called before each single test (including the first test of a test\nrun).","provider":"mitre"},"metrics":{"cvssV2_0":{"data":{},"provider":null},"cvssV3_0":{"data":{},"provider":null},"cvssV3_1":{"data":{"score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},"provider":"nvd"},"cvssV4_0":{"data":{},"provider":null},"epss":{"data":{"score":0.00162},"provider":"first"},"kev":{"data":{},"provider":null},"ssvc":{"data":{},"provider":null},"threat_severity":{"data":"Low","provider":"redhat"}},"references":{"data":["https://git.kernel.org/stable/c/08d355936fcf70c81c94f9fe7310450b65c53399","https://git.kernel.org/stable/c/1c24cf1fd67f6702c719ab73499392cb7af956ae","https://git.kernel.org/stable/c/96515819d79f356f40da5540968d838ea570fab9","https://git.kernel.org/stable/c/accc0004c501a9918313142282b094d408af06fb","https://git.kernel.org/stable/c/ef5581bb30efb939cc2bf093475c6cc85258e5cd","https://lore.kernel.org/linux-cve-announce/2026071934-CVE-2026-64163-f1a4@gregkh/T","https://nvd.nist.gov/vuln/detail/CVE-2026-64163","https://www.cve.org/CVERecord?id=CVE-2026-64163"],"providers":["mitre","nvd","redhat"]},"title":{"data":"test_kprobes: clear kprobes between test runs","provider":"mitre"},"updated":{"data":"2026-08-13T15:32:53.703000+00:00","provider":"nvd"},"vendors":{"data":["linux","linux$PRODUCT$linux_kernel"],"providers":["mitre","nvd","enrichment"]},"weaknesses":{"data":["CWE-459","NVD-CWE-noinfo"],"providers":["nvd","redhat"]}},"redhat":{"cpes":[],"created":"2026-07-19T00:00:00+00:00","description":"In the Linux kernel, the following vulnerability has been resolved:\ntest_kprobes: clear kprobes between test runs\nRunning the kprobes sanity tests twice makes all tests fail and\neventually crashes the kernel.\n[root@martin-riscv-1 ~]# echo 1 > /sys/kernel/debug/kunit/kprobes_test/run\n...\n# Totals: pass:5 fail:0 skip:0 total:5\nok 1 kprobes_test\n[root@martin-riscv-1 ~]# echo 1 > /sys/kernel/debug/kunit/kprobes_test/run\n...\n# test_kprobe: EXPECTATION FAILED at lib/tests/test_kprobes.c:64\nExpected 0 == register_kprobe(&kp), but\nregister_kprobe(&kp) == -22 (0xffffffffffffffea)\n...\nUnable to handle kernel paging request ...\nThe testsuite defines several kprobes and kretprobes as static variables\nthat are preserved across test runs.\nAfter register_kprobe and unregister_kprobe, a kprobe contains some\nleftover data that must be cleared before the kprobe can be registered\nagain. The tests are setting symbol_name to define the probe location.\nAddress and flags must be cleared.\nThe existing code clears some of the probes between subsequent tests, but\nnot between two test runs. The leftover data from a previous test run\nmakes the registrations fail in the next run.\nMove the cleanups for all kprobes into kprobes_test_init, this function\nis called before each single test (including the first test of a test\nrun).","metrics":{"cvssV2_0":{},"cvssV3_0":{},"cvssV3_1":{"score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},"threat_severity":"Low"},"redhat_repo_path":"2026/CVE-2026-64163.json","references":["https://lore.kernel.org/linux-cve-announce/2026071934-CVE-2026-64163-f1a4@gregkh/T","https://nvd.nist.gov/vuln/detail/CVE-2026-64163","https://www.cve.org/CVERecord?id=CVE-2026-64163"],"title":"kernel: test_kprobes: clear kprobes between test runs","updated":"2026-07-19T00:00:00+00:00","vendors":[],"weaknesses":["CWE-459"]}}