CVE-2019-13648

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://patchwork.ozlabs.org/patch/1133904/", "name": "https://patchwork.ozlabs.org/patch/1133904/", "tags": ["Patch", "Third Party Advisory"], "refsource": "MISC"}, {"url": "http://www.openwall.com/lists/oss-security/2019/07/30/1", "name": "[oss-security] 20190730 CVE-2019-13648: Linux kernel: powerpc: kernel crash in TM handling triggerable by any local user", "tags": [], "refsource": "MLIST"}, {"url": "https://git.kernel.org/torvalds/c/f16d80b75a096c52354c6e0a574993f3b0dfbdfe", "name": "https://git.kernel.org/torvalds/c/f16d80b75a096c52354c6e0a574993f3b0dfbdfe", "tags": [], "refsource": "CONFIRM"}, {"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GRK2MW223KQZ76DKEF2BZFN6TCXLZLDS/", "name": "FEDORA-2019-7aecfe1c4b", "tags": [], "refsource": "FEDORA"}, {"url": "https://security.netapp.com/advisory/ntap-20190806-0001/", "name": "https://security.netapp.com/advisory/ntap-20190806-0001/", "tags": [], "refsource": "CONFIRM"}, {"url": "https://www.debian.org/security/2019/dsa-4495", "name": "DSA-4495", "tags": [], "refsource": "DEBIAN"}, {"url": "https://seclists.org/bugtraq/2019/Aug/13", "name": "20190812 [SECURITY] [DSA 4495-1] linux security update", "tags": [], "refsource": "BUGTRAQ"}, {"url": "https://www.debian.org/security/2019/dsa-4497", "name": "DSA-4497", "tags": [], "refsource": "DEBIAN"}, {"url": "https://seclists.org/bugtraq/2019/Aug/18", "name": "20190813 [SECURITY] [DSA 4497-1] linux security update", "tags": [], "refsource": "BUGTRAQ"}, {"url": "https://seclists.org/bugtraq/2019/Aug/26", "name": "20190814 [slackware-security] Slackware 14.2 kernel (SSA:2019-226-01)", "tags": [], "refsource": "BUGTRAQ"}, {"url": "https://lists.debian.org/debian-lts-announce/2019/08/msg00017.html", "name": "[debian-lts-announce] 20190814 [SECURITY] [DLA 1885-1] linux-4.9 security update", "tags": [], "refsource": "MLIST"}, {"url": "http://packetstormsecurity.com/files/154059/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html", "name": "http://packetstormsecurity.com/files/154059/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html", "tags": [], "refsource": "MISC"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00056.html", "name": "openSUSE-SU-2019:1923", "tags": [], "refsource": "SUSE"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00055.html", "name": "openSUSE-SU-2019:1924", "tags": [], "refsource": "SUSE"}, {"url": "https://usn.ubuntu.com/4114-1/", "name": "USN-4114-1", "tags": [], "refsource": "UBUNTU"}, {"url": "https://usn.ubuntu.com/4116-1/", "name": "USN-4116-1", "tags": [], "refsource": "UBUNTU"}, {"url": "https://usn.ubuntu.com/4115-1/", "name": "USN-4115-1", "tags": [], "refsource": "UBUNTU"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "In the Linux kernel through 5.2.1 on the powerpc platform, when hardware transactional memory is disabled, a local user can cause a denial of service (TM Bad Thing exception and system crash) via a sigreturn() system call that sends a crafted signal frame. This affects arch/powerpc/kernel/signal_32.c and arch/powerpc/kernel/signal_64.c."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-399"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2019-13648", "ASSIGNER": "cve@mitre.org"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 4.9, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:C", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "NONE"}, "severity": "MEDIUM", "acInsufInfo": false, "impactScore": 6.9, "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}}, "publishedDate": "2019-07-19T13:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "5.2.1"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2019-07-30T12:15Z"}