{"id":"CVE-2026-89925","revision":"a9edcdbfaf9b4880b6395ff16c068c95","records":[{"revision":"a9edcdbfaf9b4880b6395ff16c068c95","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-89925","aliases":[],"title":"KVM: s390: Fix memory leak in guest debug handling","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: s390: Fix memory leak in guest debug handling\n\nbp_data is freed only for the error case by kfree(bp_data).\nEvery successful KVM_SET_GUEST_DEBUG will leak bp_data.","state":0,"publishedAt":"2026-09-16T10:32:18.111+00:00","modifiedAt":"2026-10-19T08:55:00.155+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"arch/s390/kvm/guestdbg.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"27291e2165b6de70c476b7b675308113edd69a60\",\n                            \"lessThan\": \"39e7cebb889839b5762c9ad22e2d715b5883b288\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"27291e2165b6de70c476b7b675308113edd69a60\",\n                            \"lessThan\": \"58b1b729a9f90c80b508fc3e2174cbc0ee50859e\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"27291e2165b6de70c476b7b675308113edd69a60\",\n                            \"lessThan\": \"9071f75cbde3bf46119cb28e92cfbef830c4bf97\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"27291e2165b6de70c476b7b675308113edd69a60\",\n                            \"lessThan\": \"5940418e4232a2ff1d30ba12e0d213dbf48f0a83\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"27291e2165b6de70c476b7b675308113edd69a60\",\n                            \"lessThan\": \"fc2034c431adcbaabf5f8a01912358f07355349e\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"27291e2165b6de70c476b7b675308113edd69a60\",\n                            \"lessThan\": \"44bf3792c10f4bb3de507391f1837e020d92eaa2\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"27291e2165b6de70c476b7b675308113edd69a60\",\n                            \"lessThan\": \"581be9f6085834188cef1ad2f07babf3b421e409\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"27291e2165b6de70c476b7b675308113edd69a60\",\n                            \"lessThan\": \"121ea1de927c8b9bfdf53c31cad27b86d5de0293\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"arch/s390/kvm/guestdbg.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"3.16\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"3.16\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.10.270\",\n                            \"lessThanOrEqual\": \"5.10.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.15.221\",\n                            \"lessThanOrEqual\": \"5.15.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.1.188\",\n                            \"lessThanOrEqual\": \"6.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.157\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.110\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.51\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2.5\",\n                            \"lessThanOrEqual\": \"7.2.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.3\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://git.kernel.org/stable/c/39e7cebb889839b5762c9ad22e2d715b5883b288","https://git.kernel.org/stable/c/58b1b729a9f90c80b508fc3e2174cbc0ee50859e","https://git.kernel.org/stable/c/9071f75cbde3bf46119cb28e92cfbef830c4bf97","https://git.kernel.org/stable/c/5940418e4232a2ff1d30ba12e0d213dbf48f0a83","https://git.kernel.org/stable/c/fc2034c431adcbaabf5f8a01912358f07355349e","https://git.kernel.org/stable/c/44bf3792c10f4bb3de507391f1837e020d92eaa2","https://git.kernel.org/stable/c/581be9f6085834188cef1ad2f07babf3b421e409","https://git.kernel.org/stable/c/121ea1de927c8b9bfdf53c31cad27b86d5de0293"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-89925","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-89925","identifiers":["CVE-2026-89925"]},"retained":false,"historicalAffected":[]}],"coverage":[]}