{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2025-21981", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-12-29T08:45:45.799Z", "datePublished": "2025-04-01T15:47:09.744Z", "dateUpdated": "2026-05-11T21:10:19.792Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T21:10:19.792Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nice: fix memory leak in aRFS after reset\n\nFix aRFS (accelerated Receive Flow Steering) structures memory leak by\nadding a checker to verify if aRFS memory is already allocated while\nconfiguring VSI. aRFS objects are allocated in two cases:\n- as part of VSI initialization (at probe), and\n- as part of reset handling\n\nHowever, VSI reconfiguration executed during reset involves memory\nallocation one more time, without prior releasing already allocated\nresources. This led to the memory leak with the following signature:\n\n[root@os-delivery ~]# cat /sys/kernel/debug/kmemleak\nunreferenced object 0xff3c1ca7252e6000 (size 8192):\n comm \"kworker/0:0\", pid 8, jiffies 4296833052\n hex dump (first 32 bytes):\n 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................\n 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................\n backtrace (crc 0):\n [] __kmalloc_cache_noprof+0x275/0x340\n [] ice_init_arfs+0x3a/0xe0 [ice]\n [] ice_vsi_cfg_def+0x607/0x850 [ice]\n [] ice_vsi_setup+0x5b/0x130 [ice]\n [] ice_init+0x1c1/0x460 [ice]\n [] ice_probe+0x2af/0x520 [ice]\n [] local_pci_probe+0x43/0xa0\n [] work_for_cpu_fn+0x13/0x20\n [] process_one_work+0x179/0x390\n [] worker_thread+0x239/0x340\n [] kthread+0xcc/0x100\n [] ret_from_fork+0x2d/0x50\n [] ret_from_fork_asm+0x1a/0x30\n ..." } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/net/ethernet/intel/ice/ice_arfs.c" ], "versions": [ { "version": "28bf26724fdb0e02267d19e280d6717ee810a10d", "lessThan": "ef2bc94059836a115430a6ad9d2838b0b34dc8f5", "status": "affected", "versionType": "git" }, { "version": "28bf26724fdb0e02267d19e280d6717ee810a10d", "lessThan": "e6902101f34f098af59b0d1d8cf90c4124c02c6a", "status": "affected", "versionType": "git" }, { "version": "28bf26724fdb0e02267d19e280d6717ee810a10d", "lessThan": "fcbacc47d16306c87ad1b820b7a575f6e9eae58b", "status": "affected", "versionType": "git" }, { "version": "28bf26724fdb0e02267d19e280d6717ee810a10d", "lessThan": "5d30d256661fc11b6e73fac6c3783a702e1006a3", "status": "affected", "versionType": "git" }, { "version": "28bf26724fdb0e02267d19e280d6717ee810a10d", "lessThan": "3b27e6e10a32589fcd293b8933ab6de9387a460e", "status": "affected", "versionType": "git" }, { "version": "28bf26724fdb0e02267d19e280d6717ee810a10d", "lessThan": "78f3d64b30210c0e521c59357431aca14024cb79", "status": "affected", "versionType": "git" }, { "version": "28bf26724fdb0e02267d19e280d6717ee810a10d", "lessThan": "23d97f18901ef5e4e264e3b1777fe65c760186b5", "status": "affected", "versionType": "git" } ] }, { "product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/net/ethernet/intel/ice/ice_arfs.c" ], "versions": [ { "version": "5.8", "status": "affected" }, { "version": "0", "lessThan": "5.8", "status": "unaffected", "versionType": "semver" }, { "version": "5.10.236", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.15.180", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.1.132", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.6.84", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.12.20", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.13.8", "lessThanOrEqual": "6.13.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.14", "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": "5.8", "versionEndExcluding": "5.10.236" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.8", "versionEndExcluding": "5.15.180" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.8", "versionEndExcluding": "6.1.132" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.8", "versionEndExcluding": "6.6.84" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.8", "versionEndExcluding": "6.12.20" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.8", "versionEndExcluding": "6.13.8" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.8", "versionEndExcluding": "6.14" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/ef2bc94059836a115430a6ad9d2838b0b34dc8f5" }, { "url": "https://git.kernel.org/stable/c/e6902101f34f098af59b0d1d8cf90c4124c02c6a" }, { "url": "https://git.kernel.org/stable/c/fcbacc47d16306c87ad1b820b7a575f6e9eae58b" }, { "url": "https://git.kernel.org/stable/c/5d30d256661fc11b6e73fac6c3783a702e1006a3" }, { "url": "https://git.kernel.org/stable/c/3b27e6e10a32589fcd293b8933ab6de9387a460e" }, { "url": "https://git.kernel.org/stable/c/78f3d64b30210c0e521c59357431aca14024cb79" }, { "url": "https://git.kernel.org/stable/c/23d97f18901ef5e4e264e3b1777fe65c760186b5" } ], "title": "ice: fix memory leak in aRFS after reset", "x_generator": { "engine": "bippy-1.2.0" } }, "adp": [ { "problemTypes": [ { "descriptions": [ { "type": "CWE", "cweId": "CWE-401", "lang": "en", "description": "CWE-401 Missing Release of Memory after Effective Lifetime" } ] } ], "metrics": [ { "cvssV3_1": { "scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE" } }, { "other": { "type": "ssvc", "content": { "timestamp": "2025-10-01T17:14:51.241580Z", "id": "CVE-2025-21981", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-10-01T17:14:55.624Z" } }, { "title": "CVE Program Container", "references": [ { "url": "https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html" }, { "url": "https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html" } ], "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2025-11-03T19:40:24.017Z" } } ] } }