{"api_version":"1","generated_at":"2026-06-04T07:44:06+00:00","cve":"CVE-2026-31603","urls":{"html":"https://cve.report/CVE-2026-31603","api":"https://cve.report/api/cve/CVE-2026-31603.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-31603","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-31603"},"summary":{"title":"staging: sm750fb: fix division by zero in ps_to_hz()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nstaging: sm750fb: fix division by zero in ps_to_hz()\n\nps_to_hz() is called from hw_sm750_crtc_set_mode() without validating\nthat pixclock is non-zero. A zero pixclock passed via FBIOPUT_VSCREENINFO\ncauses a division by zero.\n\nFix by rejecting zero pixclock in lynxfb_ops_check_var(), consistent\nwith other framebuffer drivers.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-04-24 15:16:39","updated_at":"2026-06-01 17:16:51"},"problem_types":["CWE-369"],"metrics":[{"version":"3.1","source":"nvd@nist.gov","type":"Primary","score":"5.5","severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"}}],"references":[{"url":"https://git.kernel.org/stable/c/daf6733bd7c4c5015b431739ac29b0e29021096b","name":"https://git.kernel.org/stable/c/daf6733bd7c4c5015b431739ac29b0e29021096b","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/124a43550db8a74eef080cd4573a4904efe67029","name":"https://git.kernel.org/stable/c/124a43550db8a74eef080cd4573a4904efe67029","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/6144895a4335a2491c282931f1f2fa610b86339f","name":"https://git.kernel.org/stable/c/6144895a4335a2491c282931f1f2fa610b86339f","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/2f640c6043aeab31a2f607d7605271860c3b11df","name":"https://git.kernel.org/stable/c/2f640c6043aeab31a2f607d7605271860c3b11df","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/b285a8f3bbb821a93eb37c2740a68ca1d7112a59","name":"https://git.kernel.org/stable/c/b285a8f3bbb821a93eb37c2740a68ca1d7112a59","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/779412e0e391fd4a0d12e1d1adaa7bf043de62d7","name":"https://git.kernel.org/stable/c/779412e0e391fd4a0d12e1d1adaa7bf043de62d7","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/3300b049693138852a4c6738b5f1194a1ee91ddd","name":"https://git.kernel.org/stable/c/3300b049693138852a4c6738b5f1194a1ee91ddd","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/75a1621e4f91310673c9acbcbb25c2a7ff821cd3","name":"https://git.kernel.org/stable/c/75a1621e4f91310673c9acbcbb25c2a7ff821cd3","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/1412ba36597a82e928f20047f41d6c6582dafe8a","name":"https://git.kernel.org/stable/c/1412ba36597a82e928f20047f41d6c6582dafe8a","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-31603","name":"CVE 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A zero pixclock passed via FBIOPUT_VSCREENINFO\ncauses a division by zero.\n\nFix by rejecting zero pixclock in lynxfb_ops_check_var(), consistent\nwith other framebuffer drivers.","Type":"Description","Title":"staging: sm750fb: fix division by zero in ps_to_hz()"}]}}}