page_pool: Fix use-after-free in page_pool_recycle_in_ring

{
  "id": "549f17a5889d6ca63e6c7579038e63f64e71467bae123c445fc5f6d2cb8b4107",
  "url": "https://osv.dev/vulnerability/CVE-2025-38129",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "page_pool: Fix use-after-free in page_pool_recycle_in_ring",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: page_pool: Fix use-after-free in page_pool_recycle_in_ring syzbot reported a uaf in page_pool_recycle_in_ring: BUG: KASAN: slab-use-after-free in lock_release+0x151/0xa30 kernel/locking/lockdep.c:5862 Read of size 8 at addr ffff8880286045a0 by task syz.0.284/6943 CPU: 0 UID: 0 PID: 6943 Comm: syz.0.284 Not tainted 6.13.0-rc3-syzkaller-gdfa94ce54f41 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120 print_address_description mm/kasan/report.c:378 [inline] print_report+0x169/0x550 mm/kasan/report.c:489 kasan_report+0x143/0x180 mm/kasan/report.c:602 lock_release+0x151/0xa30 kernel/locking/lockdep.c:5862 __raw_spin_unlock_bh include/linux/spinlock_api_smp.h:165 [inline] _raw_spin_unlock_bh+0x1b/0x40 kernel/locking/spinlock.c:210 spin_unlock_bh include/linux/spinlock.h:396 [inline] ptr_ring_produce_bh include/linux/ptr_ring.h:164 [inline] page_pool_recycle_in_ring net/core/page_pool.c:707 [inline] page_pool_put_unrefed_netmem+0x748/0xb00 net/core/page_pool.c:826 page_pool_put_netmem include/net/page_pool/helpers.h:323 [inline] page_pool_put_full_netmem include/net/page_pool/helpers.h:353 [inline] napi_pp_put_page+0x149/0x2b0 net/core/skbuff.c:1036 skb_pp_recycle net/core/skbuff.c:1047 [inline] skb_free_head net/core/skbuff.c:1094 [inline] skb_release_data+0x6c4/0x8a0 net/c",
    "evidence": "osv:CVE-2025-38129",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.10.259",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.15.198",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.1.160",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.6.120",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.12.34",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.15.3",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "high",
    "structured": {
      "id": "CVE-2025-38129",
      "aliases": [
        "CVE-2025-38129"
      ],
      "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": "ff7d6b27f894f1469dc51ccb828b7363ccd9799f"
                },
                {
                  "fixed": "c2c906142293931e33ef4be79ebc36c25c4e21dd"
                },
                {
                  "fixed": "d69f28ef7cdafdcf37ee310f38b1399e7d05f9a8"
                },
                {
                  "fixed": "1a8c0b61d4cb55c5440583ec9e7f86a730369e32"
                },
                {
                  "fixed": "4914c0a166540e534a0c1d43affd329d95fb56fd"
                },
                {
                  "fixed": "e869a85acc2e60dc554579b910826a4919d8cd98"
                },
                {
                  "fixed": "4ab8c0f8905c9c4d05e7f437e65a9a365573ff02"
                },
                {
                  "fixed": "271683bb2cf32e5126c592b5d5e6a756fa374fd9"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-38129.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "4.18.0"
                },
                {
                  "fixed": "5.10.259"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.11.0"
                },
                {
                  "fixed": "5.15.198"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.16.0"
                },
                {
                  "fixed": "6.1.160"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.2.0"
                },
                {
                  "fixed": "6.6.120"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.7.0"
                },
                {
                  "fixed": "6.12.34"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.13.0"
                },
                {
                  "fixed": "6.15.3"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-38129.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:25.907016892Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/1a8c0b61d4cb55c5440583ec9e7f86a730369e32",
        "https://git.kernel.org/stable/c/271683bb2cf32e5126c592b5d5e6a756fa374fd9",
        "https://git.kernel.org/stable/c/4914c0a166540e534a0c1d43affd329d95fb56fd",
        "https://git.kernel.org/stable/c/4ab8c0f8905c9c4d05e7f437e65a9a365573ff02",
        "https://git.kernel.org/stable/c/c2c906142293931e33ef4be79ebc36c25c4e21dd",
        "https://git.kernel.org/stable/c/d69f28ef7cdafdcf37ee310f38b1399e7d05f9a8",
        "https://git.kernel.org/stable/c/e869a85acc2e60dc554579b910826a4919d8cd98",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/38xxx/CVE-2025-38129.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2025-38129",
        "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-2025-38129.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2025-38129",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 492252,
  "published_at": "2025-07-03T08:35:33.728+00:00"
}