{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "dc75a0d93bd5a1c64104efb4ec680463afbdd755"
            },
            {
              "fixed": "923578d0f0d0703c3db61ab35dc37075ae53b0bd"
            },
            {
              "fixed": "e23fac4ab2a5728386477b98a402a1042b21bffb"
            },
            {
              "fixed": "ec7607ac4717ff521c9c1e9d8271c26293345513"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "6.16.0"
            },
            {
              "fixed": "6.18.50"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.2.4"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/89xxx/CVE-2026-89716.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nzram: validate deflate params\n\nWe must validate user-supplied deflate winbits before we pass it to\nzlib_deflate_workspacesize(), which triggers BUG_ON() if winbits value is\noutside of valid ranges.",
  "id": "CVE-2026-89716",
  "modified": "2026-09-13T03:30:38.172639294Z",
  "published": "2026-09-11T19:46:29.953Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/923578d0f0d0703c3db61ab35dc37075ae53b0bd"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e23fac4ab2a5728386477b98a402a1042b21bffb"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ec7607ac4717ff521c9c1e9d8271c26293345513"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/89xxx/CVE-2026-89716.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-89716"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "zram: validate deflate params"
}