binder: fix use-after-free in binderfs_evict_inode()

{
  "id": "8212bd672ca5ed836c197f4d5c0cd7f34e6964dde72754601fee65e3f608f785",
  "url": "https://osv.dev/vulnerability/CVE-2025-38176",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "binder: fix use-after-free in binderfs_evict_inode()",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: binder: fix use-after-free in binderfs_evict_inode() Running 'stress-ng --binderfs 16 --timeout 300' under KASAN-enabled kernel, I've noticed the following: BUG: KASAN: slab-use-after-free in binderfs_evict_inode+0x1de/0x2d0 Write of size 8 at addr ffff88807379bc08 by task stress-ng-binde/1699 CPU: 0 UID: 0 PID: 1699 Comm: stress-ng-binde Not tainted 6.14.0-rc7-g586de92313fc-dirty #13 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.3-3.fc41 04/01/2014 Call Trace: dump_stack_lvl+0x1c2/0x2a0 ? __pfx_dump_stack_lvl+0x10/0x10 ? __pfx__printk+0x10/0x10 ? __pfx_lock_release+0x10/0x10 ? __virt_addr_valid+0x18c/0x540 ? __virt_addr_valid+0x469/0x540 print_report+0x155/0x840 ? __virt_addr_valid+0x18c/0x540 ? __virt_addr_valid+0x469/0x540 ? __phys_addr+0xba/0x170 ? binderfs_evict_inode+0x1de/0x2d0 kasan_report+0x147/0x180 ? binderfs_evict_inode+0x1de/0x2d0 binderfs_evict_inode+0x1de/0x2d0 ? __pfx_binderfs_evict_inode+0x10/0x10 evict+0x524/0x9f0 ? __pfx_lock_release+0x10/0x10 ? __pfx_evict+0x10/0x10 ? do_raw_spin_unlock+0x4d/0x210 ? _raw_spin_unlock+0x28/0x50 ? iput+0x697/0x9b0 __dentry_kill+0x209/0x660 ? shrink_kill+0x8d/0x2c0 shrink_kill+0xa9/0x2c0 shrink_dentry_list+0x2e0/0x5e0 shrink_dcache_parent+0xa2/0x2c0 ? __pfx_shrink_dcache_parent+0x10/0x10 ? __pfx_lock_release+0x10/0x10 ? __pfx_do_raw_spin_lock+0x10/0x10 do_one_tree+0x23/0xe0 shrink_dcache_for_umount+0xa0/0x170 generic_shutdown_super+0x67/0x39",
    "evidence": "osv:CVE-2025-38176",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "6.14.11",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.15.2",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "high",
    "structured": {
      "id": "CVE-2025-38176",
      "aliases": [
        "CVE-2025-38176"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "e77aff5528a183462714f750e45add6cc71e276a"
                },
                {
                  "fixed": "80ed8ab8efa0d18c03968a2321154f10e2d1a2e3"
                },
                {
                  "fixed": "aea61a1a77613d4184d7ebe7c1d7cb606458b43b"
                },
                {
                  "fixed": "8c0a559825281764061a127632e5ad273f0466ad"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-38176.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.14.0"
                },
                {
                  "fixed": "6.14.11"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.15.0"
                },
                {
                  "fixed": "6.15.2"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-38176.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:30.639224584Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/80ed8ab8efa0d18c03968a2321154f10e2d1a2e3",
        "https://git.kernel.org/stable/c/8c0a559825281764061a127632e5ad273f0466ad",
        "https://git.kernel.org/stable/c/aea61a1a77613d4184d7ebe7c1d7cb606458b43b",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/38xxx/CVE-2025-38176.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2025-38176",
        "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/2025/38xxx/CVE-2025-38176.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2025-38176",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 497435,
  "published_at": "2025-07-04T10:39:57.229+00:00"
}