phy: ti: Fix missing sentinel for clk_div_table

{
  "id": "c02dcd710a5f69eaf17acc121560c1d02e94f117a3f85c0af7f60224e5270a73",
  "url": "https://osv.dev/vulnerability/CVE-2022-48803",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "phy: ti: Fix missing sentinel for clk_div_table",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: phy: ti: Fix missing sentinel for clk_div_table _get_table_maxdiv() tries to access \"clk_div_table\" array out of bound defined in phy-j721e-wiz.c. Add a sentinel entry to prevent the following global-out-of-bounds error reported by enabling KASAN. [ 9.552392] BUG: KASAN: global-out-of-bounds in _get_maxdiv+0xc0/0x148 [ 9.558948] Read of size 4 at addr ffff8000095b25a4 by task kworker/u4:1/38 [ 9.565926] [ 9.567441] CPU: 1 PID: 38 Comm: kworker/u4:1 Not tainted 5.16.0-116492-gdaadb3bd0e8d-dirty #360 [ 9.576242] Hardware name: Texas Instruments J721e EVM (DT) [ 9.581832] Workqueue: events_unbound deferred_probe_work_func [ 9.587708] Call trace: [ 9.590174] dump_backtrace+0x20c/0x218 [ 9.594038] show_stack+0x18/0x68 [ 9.597375] dump_stack_lvl+0x9c/0xd8 [ 9.601062] print_address_description.constprop.0+0x78/0x334 [ 9.606830] kasan_report+0x1f0/0x260 [ 9.610517] __asan_load4+0x9c/0xd8 [ 9.614030] _get_maxdiv+0xc0/0x148 [ 9.617540] divider_determine_rate+0x88/0x488 [ 9.622005] divider_round_rate_parent+0xc8/0x124 [ 9.626729] wiz_clk_div_round_rate+0x54/0x68 [ 9.631113] clk_core_determine_round_nolock+0x124/0x158 [ 9.636448] clk_core_round_rate_nolock+0x68/0x138 [ 9.641260] clk_core_set_rate_nolock+0x268/0x3a8 [ 9.645987] clk_set_rate+0x50/0xa8 [ 9.649499] cdns_sierra_phy_init+0x88/0x248 [ 9.653794] phy_init+0x98/0x108 [ 9.657046] cdns_pcie_enable_phy+0xa0/0x170 [ 9.661340] cdns_pcie_init_phy+0x250/0x2b0 [ 9.665546]",
    "evidence": "osv:CVE-2022-48803",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.10.101",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.15.24",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.16.10",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "high",
    "structured": {
      "id": "CVE-2022-48803",
      "aliases": [
        "CVE-2022-48803"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "091876cc355d6739e393efa4b3d07f451a6a035c"
                },
                {
                  "fixed": "3c75d1017cb362b6a4e0935746ef5da28250919f"
                },
                {
                  "fixed": "7a360e546ad9e7c3fd53d6bb60348c660cd28f54"
                },
                {
                  "fixed": "5b0c9569135a37348c1267c81e8b0274b21a86ed"
                },
                {
                  "fixed": "6d1e6bcb31663ee83aaea1f171f3dbfe95dd4a69"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-48803.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.6.0"
                },
                {
                  "fixed": "5.10.101"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.11.0"
                },
                {
                  "fixed": "5.15.24"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.16.0"
                },
                {
                  "fixed": "5.16.10"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-48803.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:51.069523799Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/3c75d1017cb362b6a4e0935746ef5da28250919f",
        "https://git.kernel.org/stable/c/5b0c9569135a37348c1267c81e8b0274b21a86ed",
        "https://git.kernel.org/stable/c/6d1e6bcb31663ee83aaea1f171f3dbfe95dd4a69",
        "https://git.kernel.org/stable/c/7a360e546ad9e7c3fd53d6bb60348c660cd28f54",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/48xxx/CVE-2022-48803.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-48803",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
      ],
      "provider_metadata": {
        "cna_assigner": "Linux",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/48xxx/CVE-2022-48803.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2022-48803",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 519593,
  "published_at": "2024-07-16T11:43:55.616+00:00"
}