{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2025-38129", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-04-16T04:51:23.987Z", "datePublished": "2025-07-03T08:35:33.728Z", "dateUpdated": "2025-07-28T04:12:58.108Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-07-28T04:12:58.108Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\npage_pool: Fix use-after-free in page_pool_recycle_in_ring\n\nsyzbot reported a uaf in page_pool_recycle_in_ring:\n\nBUG: KASAN: slab-use-after-free in lock_release+0x151/0xa30 kernel/locking/lockdep.c:5862\nRead of size 8 at addr ffff8880286045a0 by task syz.0.284/6943\n\nCPU: 0 UID: 0 PID: 6943 Comm: syz.0.284 Not tainted 6.13.0-rc3-syzkaller-gdfa94ce54f41 #0\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024\nCall Trace:\n <TASK>\n __dump_stack lib/dump_stack.c:94 [inline]\n dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120\n print_address_description mm/kasan/report.c:378 [inline]\n print_report+0x169/0x550 mm/kasan/report.c:489\n kasan_report+0x143/0x180 mm/kasan/report.c:602\n lock_release+0x151/0xa30 kernel/locking/lockdep.c:5862\n __raw_spin_unlock_bh include/linux/spinlock_api_smp.h:165 [inline]\n _raw_spin_unlock_bh+0x1b/0x40 kernel/locking/spinlock.c:210\n spin_unlock_bh include/linux/spinlock.h:396 [inline]\n ptr_ring_produce_bh include/linux/ptr_ring.h:164 [inline]\n page_pool_recycle_in_ring net/core/page_pool.c:707 [inline]\n page_pool_put_unrefed_netmem+0x748/0xb00 net/core/page_pool.c:826\n page_pool_put_netmem include/net/page_pool/helpers.h:323 [inline]\n page_pool_put_full_netmem include/net/page_pool/helpers.h:353 [inline]\n napi_pp_put_page+0x149/0x2b0 net/core/skbuff.c:1036\n skb_pp_recycle net/core/skbuff.c:1047 [inline]\n skb_free_head net/core/skbuff.c:1094 [inline]\n skb_release_data+0x6c4/0x8a0 net/core/skbuff.c:1125\n skb_release_all net/core/skbuff.c:1190 [inline]\n __kfree_skb net/core/skbuff.c:1204 [inline]\n sk_skb_reason_drop+0x1c9/0x380 net/core/skbuff.c:1242\n kfree_skb_reason include/linux/skbuff.h:1263 [inline]\n __skb_queue_purge_reason include/linux/skbuff.h:3343 [inline]\n\nroot cause is:\n\npage_pool_recycle_in_ring\n ptr_ring_produce\n spin_lock(&r->producer_lock);\n WRITE_ONCE(r->queue[r->producer++], ptr)\n //recycle last page to pool\n\t\t\t\tpage_pool_release\n\t\t\t\t page_pool_scrub\n\t\t\t\t page_pool_empty_ring\n\t\t\t\t ptr_ring_consume\n\t\t\t\t page_pool_return_page //release all page\n\t\t\t\t __page_pool_destroy\n\t\t\t\t free_percpu(pool->recycle_stats);\n\t\t\t\t free(pool) //free\n\n spin_unlock(&r->producer_lock); //pool->ring uaf read\n recycle_stat_inc(pool, ring);\n\npage_pool can be free while page pool recycle the last page in ring.\nAdd producer-lock barrier to page_pool_release to prevent the page\npool from being free before all pages have been recycled.\n\nrecycle_stat_inc() is empty when CONFIG_PAGE_POOL_STATS is not\nenabled, which will trigger Wempty-body build warning. Add definition\nfor pool stat macro to fix warning."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/core/page_pool.c"], "versions": [{"version": "ff7d6b27f894f1469dc51ccb828b7363ccd9799f", "lessThan": "e869a85acc2e60dc554579b910826a4919d8cd98", "status": "affected", "versionType": "git"}, {"version": "ff7d6b27f894f1469dc51ccb828b7363ccd9799f", "lessThan": "4ab8c0f8905c9c4d05e7f437e65a9a365573ff02", "status": "affected", "versionType": "git"}, {"version": "ff7d6b27f894f1469dc51ccb828b7363ccd9799f", "lessThan": "271683bb2cf32e5126c592b5d5e6a756fa374fd9", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["net/core/page_pool.c"], "versions": [{"version": "4.18", "status": "affected"}, {"version": "0", "lessThan": "4.18", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.34", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.15.3", "lessThanOrEqual": "6.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.16", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.18", "versionEndExcluding": "6.12.34"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.18", "versionEndExcluding": "6.15.3"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.18", "versionEndExcluding": "6.16"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/e869a85acc2e60dc554579b910826a4919d8cd98"}, {"url": "https://git.kernel.org/stable/c/4ab8c0f8905c9c4d05e7f437e65a9a365573ff02"}, {"url": "https://git.kernel.org/stable/c/271683bb2cf32e5126c592b5d5e6a756fa374fd9"}], "title": "page_pool: Fix use-after-free in page_pool_recycle_in_ring", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "D52CF84C-B143-4A91-B892-0DE244D504A7", "versionEndExcluding": "6.12.34", "versionStartIncluding": "4.18", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "0541C761-BD5E-4C1A-8432-83B375D7EB92", "versionEndExcluding": "6.15.3", "versionStartIncluding": "6.13", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\npage_pool: Fix use-after-free in page_pool_recycle_in_ring\n\nsyzbot reported a uaf in page_pool_recycle_in_ring:\n\nBUG: KASAN: slab-use-after-free in lock_release+0x151/0xa30 kernel/locking/lockdep.c:5862\nRead of size 8 at addr ffff8880286045a0 by task syz.0.284/6943\n\nCPU: 0 UID: 0 PID: 6943 Comm: syz.0.284 Not tainted 6.13.0-rc3-syzkaller-gdfa94ce54f41 #0\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024\nCall Trace:\n <TASK>\n __dump_stack lib/dump_stack.c:94 [inline]\n dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120\n print_address_description mm/kasan/report.c:378 [inline]\n print_report+0x169/0x550 mm/kasan/report.c:489\n kasan_report+0x143/0x180 mm/kasan/report.c:602\n lock_release+0x151/0xa30 kernel/locking/lockdep.c:5862\n __raw_spin_unlock_bh include/linux/spinlock_api_smp.h:165 [inline]\n _raw_spin_unlock_bh+0x1b/0x40 kernel/locking/spinlock.c:210\n spin_unlock_bh include/linux/spinlock.h:396 [inline]\n ptr_ring_produce_bh include/linux/ptr_ring.h:164 [inline]\n page_pool_recycle_in_ring net/core/page_pool.c:707 [inline]\n page_pool_put_unrefed_netmem+0x748/0xb00 net/core/page_pool.c:826\n page_pool_put_netmem include/net/page_pool/helpers.h:323 [inline]\n page_pool_put_full_netmem include/net/page_pool/helpers.h:353 [inline]\n napi_pp_put_page+0x149/0x2b0 net/core/skbuff.c:1036\n skb_pp_recycle net/core/skbuff.c:1047 [inline]\n skb_free_head net/core/skbuff.c:1094 [inline]\n skb_release_data+0x6c4/0x8a0 net/core/skbuff.c:1125\n skb_release_all net/core/skbuff.c:1190 [inline]\n __kfree_skb net/core/skbuff.c:1204 [inline]\n sk_skb_reason_drop+0x1c9/0x380 net/core/skbuff.c:1242\n kfree_skb_reason include/linux/skbuff.h:1263 [inline]\n __skb_queue_purge_reason include/linux/skbuff.h:3343 [inline]\n\nroot cause is:\n\npage_pool_recycle_in_ring\n ptr_ring_produce\n spin_lock(&r->producer_lock);\n WRITE_ONCE(r->queue[r->producer++], ptr)\n //recycle last page to pool\n\t\t\t\tpage_pool_release\n\t\t\t\t page_pool_scrub\n\t\t\t\t page_pool_empty_ring\n\t\t\t\t ptr_ring_consume\n\t\t\t\t page_pool_return_page //release all page\n\t\t\t\t __page_pool_destroy\n\t\t\t\t free_percpu(pool->recycle_stats);\n\t\t\t\t free(pool) //free\n\n spin_unlock(&r->producer_lock); //pool->ring uaf read\n recycle_stat_inc(pool, ring);\n\npage_pool can be free while page pool recycle the last page in ring.\nAdd producer-lock barrier to page_pool_release to prevent the page\npool from being free before all pages have been recycled.\n\nrecycle_stat_inc() is empty when CONFIG_PAGE_POOL_STATS is not\nenabled, which will trigger Wempty-body build warning. Add definition\nfor pool stat macro to fix warning."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: page_pool: Fix use-after-free en page_pool_recycle_in_ring syzbot inform\u00f3 un uaf en page_pool_recycle_in_ring: BUG: KASAN: slab-use-after-free en lock_release+0x151/0xa30 kernel/locking/lockdep.c:5862 Lectura de tama\u00f1o 8 en la direcci\u00f3n ffff8880286045a0 por la tarea syz.0.284/6943 CPU: 0 UID: 0 PID: 6943 Comm: syz.0.284 No contaminado 6.13.0-rc3-syzkaller-gdfa94ce54f41 #0 Nombre del hardware: Google Google Compute Engine/Google Compute Engine, BIOS Google 13/09/2024 Rastreo de llamadas: __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/core/skbuff.c:1125 skb_release_all net/core/skbuff.c:1190 [inline] __kfree_skb net/core/skbuff.c:1204 [inline] sk_skb_reason_drop+0x1c9/0x380 net/core/skbuff.c:1242 kfree_skb_reason include/linux/skbuff.h:1263 [inline] __skb_queue_purge_reason include/linux/skbuff.h:3343 [inline] root cause is: page_pool_recycle_in_ring ptr_ring_produce spin_lock(&amp;r-&gt;producer_lock); WRITE_ONCE(r-&gt;queue[r-&gt;producer++], ptr) //recycle last page to pool page_pool_release page_pool_scrub page_pool_empty_ring ptr_ring_consume page_pool_return_page //release all page __page_pool_destroy free_percpu(pool-&gt;recycle_stats); free(pool) //free spin_unlock(&amp;r-&gt;producer_lock); //pool-&gt;ring uaf read recycle_stat_inc(pool, ring); page_pool puede estar libre mientras el grupo de p\u00e1ginas recicle la \u00faltima p\u00e1gina del anillo. Se ha a\u00f1adido una barrera de bloqueo del productor a page_pool_release para evitar que el grupo de p\u00e1ginas est\u00e9 libre antes de que se hayan reciclado todas las p\u00e1ginas. recycle_stat_inc() est\u00e1 vac\u00edo cuando CONFIG_PAGE_POOL_STATS no est\u00e1 habilitado, lo que activar\u00e1 la advertencia de compilaci\u00f3n Wempty-body. Se ha a\u00f1adido una definici\u00f3n para la macro de estad\u00edsticas del grupo para corregir la advertencia."}], "id": "CVE-2025-38129", "lastModified": "2025-11-20T21:24:30.710", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2025-07-03T09:15:27.170", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/271683bb2cf32e5126c592b5d5e6a756fa374fd9"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/4ab8c0f8905c9c4d05e7f437e65a9a365573ff02"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/e869a85acc2e60dc554579b910826a4919d8cd98"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-416"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: page_pool: Fix use-after-free in page_pool_recycle_in_ring", "id": "2376034", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2376034"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "details": ["In the Linux kernel, the following vulnerability has been resolved:\npage_pool: Fix use-after-free in page_pool_recycle_in_ring\nsyzbot reported a uaf in page_pool_recycle_in_ring:\nBUG: KASAN: slab-use-after-free in lock_release+0x151/0xa30 kernel/locking/lockdep.c:5862\nRead of size 8 at addr ffff8880286045a0 by task syz.0.284/6943\nCPU: 0 UID: 0 PID: 6943 Comm: syz.0.284 Not tainted 6.13.0-rc3-syzkaller-gdfa94ce54f41 #0\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024\nCall Trace:\n<TASK>\n__dump_stack lib/dump_stack.c:94 [inline]\ndump_stack_lvl+0x241/0x360 lib/dump_stack.c:120\nprint_address_description mm/kasan/report.c:378 [inline]\nprint_report+0x169/0x550 mm/kasan/report.c:489\nkasan_report+0x143/0x180 mm/kasan/report.c:602\nlock_release+0x151/0xa30 kernel/locking/lockdep.c:5862\n__raw_spin_unlock_bh include/linux/spinlock_api_smp.h:165 [inline]\n_raw_spin_unlock_bh+0x1b/0x40 kernel/locking/spinlock.c:210\nspin_unlock_bh include/linux/spinlock.h:396 [inline]\nptr_ring_produce_bh include/linux/ptr_ring.h:164 [inline]\npage_pool_recycle_in_ring net/core/page_pool.c:707 [inline]\npage_pool_put_unrefed_netmem+0x748/0xb00 net/core/page_pool.c:826\npage_pool_put_netmem include/net/page_pool/helpers.h:323 [inline]\npage_pool_put_full_netmem include/net/page_pool/helpers.h:353 [inline]\nnapi_pp_put_page+0x149/0x2b0 net/core/skbuff.c:1036\nskb_pp_recycle net/core/skbuff.c:1047 [inline]\nskb_free_head net/core/skbuff.c:1094 [inline]\nskb_release_data+0x6c4/0x8a0 net/core/skbuff.c:1125\nskb_release_all net/core/skbuff.c:1190 [inline]\n__kfree_skb net/core/skbuff.c:1204 [inline]\nsk_skb_reason_drop+0x1c9/0x380 net/core/skbuff.c:1242\nkfree_skb_reason include/linux/skbuff.h:1263 [inline]\n__skb_queue_purge_reason include/linux/skbuff.h:3343 [inline]\nroot cause is:\npage_pool_recycle_in_ring\nptr_ring_produce\nspin_lock(&r->producer_lock);\nWRITE_ONCE(r->queue[r->producer++], ptr)\n//recycle last page to pool\npage_pool_release\npage_pool_scrub\npage_pool_empty_ring\nptr_ring_consume\npage_pool_return_page //release all page\n__page_pool_destroy\nfree_percpu(pool->recycle_stats);\nfree(pool) //free\nspin_unlock(&r->producer_lock); //pool->ring uaf read\nrecycle_stat_inc(pool, ring);\npage_pool can be free while page pool recycle the last page in ring.\nAdd producer-lock barrier to page_pool_release to prevent the page\npool from being free before all pages have been recycled.\nrecycle_stat_inc() is empty when CONFIG_PAGE_POOL_STATS is not\nenabled, which will trigger Wempty-body build warning. Add definition\nfor pool stat macro to fix warning."], "name": "CVE-2025-38129", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Under investigation", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Under investigation", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2025-07-03T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-38129\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-38129\nhttps://lore.kernel.org/linux-cve-announce/2025070330-CVE-2025-38129-3c0e@gregkh/T"], "threat_severity": "Moderate"}

{"created": "2025-07-06T22:16:21.428324+00:00", "updated": "2025-07-06T22:16:21.428379+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}