{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "f033c26de5a5734625d2dd1dc196745fae186f1b"
            },
            {
              "fixed": "d61171cf097156030142643942c217759a9cc806"
            },
            {
              "fixed": "811b45e2d795d955bb7fd9c816b40036f4fde350"
            },
            {
              "fixed": "f08f2d2907675926ac5657b25f86d921f269602a"
            },
            {
              "fixed": "f3f380ce6b3d5c9805c7e0b3d5bc28d9ec41e2e8"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "6.4.0"
            },
            {
              "fixed": "6.6.124"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.70"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.10"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/23xxx/CVE-2026-23260.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nregmap: maple: free entry on mas_store_gfp() failure\n\nregcache_maple_write() allocates a new block ('entry') to merge\nadjacent ranges and then stores it with mas_store_gfp().\nWhen mas_store_gfp() fails, the new 'entry' remains allocated and\nis never freed, leaking memory.\n\nFree 'entry' on the failure path; on success continue freeing the\nreplaced neighbor blocks ('lower', 'upper').",
  "id": "CVE-2026-23260",
  "modified": "2026-04-01T23:09:42.716981007Z",
  "published": "2026-03-18T17:41:06.738Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/811b45e2d795d955bb7fd9c816b40036f4fde350"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d61171cf097156030142643942c217759a9cc806"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f08f2d2907675926ac5657b25f86d921f269602a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f3f380ce6b3d5c9805c7e0b3d5bc28d9ec41e2e8"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/23xxx/CVE-2026-23260.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-23260"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.7.3",
  "summary": "regmap: maple: free entry on mas_store_gfp() failure"
}