{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "81dee67e215b23f0c98182eece122b906d35765a"
            },
            {
              "fixed": "124a43550db8a74eef080cd4573a4904efe67029"
            },
            {
              "fixed": "b285a8f3bbb821a93eb37c2740a68ca1d7112a59"
            },
            {
              "fixed": "3300b049693138852a4c6738b5f1194a1ee91ddd"
            },
            {
              "fixed": "779412e0e391fd4a0d12e1d1adaa7bf043de62d7"
            },
            {
              "fixed": "2f640c6043aeab31a2f607d7605271860c3b11df"
            },
            {
              "fixed": "1412ba36597a82e928f20047f41d6c6582dafe8a"
            },
            {
              "fixed": "6144895a4335a2491c282931f1f2fa610b86339f"
            },
            {
              "fixed": "daf6733bd7c4c5015b431739ac29b0e29021096b"
            },
            {
              "fixed": "75a1621e4f91310673c9acbcbb25c2a7ff821cd3"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "4.1.0"
            },
            {
              "fixed": "5.10.258"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.11.0"
            },
            {
              "fixed": "5.15.209"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.16.0"
            },
            {
              "fixed": "6.1.175"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.136"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.83"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.24"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "6.19.14"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.20.0"
            },
            {
              "fixed": "7.0.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/31xxx/CVE-2026-31603.json"
  },
  "details": "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.",
  "id": "CVE-2026-31603",
  "modified": "2026-07-15T01:49:09.296101515Z",
  "published": "2026-04-24T14:42:26.601Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/124a43550db8a74eef080cd4573a4904efe67029"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/1412ba36597a82e928f20047f41d6c6582dafe8a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2f640c6043aeab31a2f607d7605271860c3b11df"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/3300b049693138852a4c6738b5f1194a1ee91ddd"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/6144895a4335a2491c282931f1f2fa610b86339f"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/75a1621e4f91310673c9acbcbb25c2a7ff821cd3"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/779412e0e391fd4a0d12e1d1adaa7bf043de62d7"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/b285a8f3bbb821a93eb37c2740a68ca1d7112a59"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/daf6733bd7c4c5015b431739ac29b0e29021096b"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/31xxx/CVE-2026-31603.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-31603"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.8.0",
  "summary": "staging: sm750fb: fix division by zero in ps_to_hz()"
}