{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "2389fc1305fc1e2cf8b310a75463fefd3058bf48"
            },
            {
              "fixed": "6d4e91ab97fda64e8cf9c8881cc3b4da026bd849"
            },
            {
              "fixed": "5718d98976ad6b9700e5a6afec67fc47a8a92580"
            },
            {
              "fixed": "57fa3487acfa3467405f8506b94682abd96e7393"
            },
            {
              "fixed": "ec40702029b08ee8d5f5b03303d64a10e74a957b"
            },
            {
              "fixed": "25e832a7830740e72103eb0b527680a4b64bbcb3"
            },
            {
              "fixed": "082271e364a3205598c2e4e6233a9f49ce7941cf"
            },
            {
              "fixed": "3e64e78f4a70e3f6ac8fe5a7071f08ffd25a2489"
            },
            {
              "fixed": "f12352471061df83a36edf54bbb16284793284e4"
            }
          ],
          "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": "5.10.252"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.11.0"
            },
            {
              "fixed": "5.15.202"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.16.0"
            },
            {
              "fixed": "6.1.165"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.128"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.75"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.16"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "6.19.6"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43269.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/atmel-hlcdc: fix memory leak from the atomic_destroy_state callback\n\nAfter several commits, the slab memory increases. Some drm_crtc_commit\nobjects are not freed. The atomic_destroy_state callback only put the\nframebuffer. Use the __drm_atomic_helper_plane_destroy_state() function\nto put all the objects that are no longer needed.\n\nIt has been seen after hours of usage of a graphics application or using\nkmemleak:\n\nunreferenced object 0xc63a6580 (size 64):\n  comm \"egt_basic\", pid 171, jiffies 4294940784\n  hex dump (first 32 bytes):\n    40 50 34 c5 01 00 00 00 ff ff ff ff 8c 65 3a c6  @P4..........e:.\n    8c 65 3a c6 ff ff ff ff 98 65 3a c6 98 65 3a c6  .e:......e:..e:.\n  backtrace (crc c25aa925):\n    kmemleak_alloc+0x34/0x3c\n    __kmalloc_cache_noprof+0x150/0x1a4\n    drm_atomic_helper_setup_commit+0x1e8/0x7bc\n    drm_atomic_helper_commit+0x3c/0x15c\n    drm_atomic_commit+0xc0/0xf4\n    drm_atomic_helper_set_config+0x84/0xb8\n    drm_mode_setcrtc+0x32c/0x810\n    drm_ioctl+0x20c/0x488\n    sys_ioctl+0x14c/0xc20\n    ret_fast_syscall+0x0/0x54",
  "id": "CVE-2026-43269",
  "modified": "2026-07-08T05:36:32.342275318Z",
  "published": "2026-05-06T11:28:54.178Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/082271e364a3205598c2e4e6233a9f49ce7941cf"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/25e832a7830740e72103eb0b527680a4b64bbcb3"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/3e64e78f4a70e3f6ac8fe5a7071f08ffd25a2489"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/5718d98976ad6b9700e5a6afec67fc47a8a92580"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/57fa3487acfa3467405f8506b94682abd96e7393"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/6d4e91ab97fda64e8cf9c8881cc3b4da026bd849"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/ec40702029b08ee8d5f5b03303d64a10e74a957b"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f12352471061df83a36edf54bbb16284793284e4"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43269.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-43269"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.7.5",
  "summary": "drm/atmel-hlcdc: fix memory leak from the atomic_destroy_state callback"
}