CVE-2024-36012

{"id": "CVE-2024-36012", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "[email protected]", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "published": "2024-05-23T07:15:08.900", "references": [{"url": "https://git.kernel.org/stable/c/10f9f426ac6e752c8d87bf4346930ba347aaabac", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/4f1de02de07748da80a8178879bc7a1df37fdf56", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/a85a60e62355e3bf4802dead7938966824b23940", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/e3880b531b68f98d3941d83f2f6dd11cf4fd6b76", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/10f9f426ac6e752c8d87bf4346930ba347aaabac", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/4f1de02de07748da80a8178879bc7a1df37fdf56", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/a85a60e62355e3bf4802dead7938966824b23940", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://git.kernel.org/stable/c/e3880b531b68f98d3941d83f2f6dd11cf4fd6b76", "tags": ["Patch"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "[email protected]", "description": [{"lang": "en", "value": "CWE-416"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: msft: fix slab-use-after-free in msft_do_close()\n\nTying the msft->data lifetime to hdev by freeing it in\nhci_release_dev() to fix the following case:\n\n[use]\nmsft_do_close()\n msft = hdev->msft_data;\n if (!msft) ...(1) <- passed.\n return;\n mutex_lock(&msft->filter_lock); ...(4) <- used after freed.\n\n[free]\nmsft_unregister()\n msft = hdev->msft_data;\n hdev->msft_data = NULL; ...(2)\n kfree(msft); ...(3) <- msft is freed.\n\n==================================================================\nBUG: KASAN: slab-use-after-free in __mutex_lock_common\nkernel/locking/mutex.c:587 [inline]\nBUG: KASAN: slab-use-after-free in __mutex_lock+0x8f/0xc30\nkernel/locking/mutex.c:752\nRead of size 8 at addr ffff888106cbbca8 by task kworker/u5:2/309"}, {"lang": "es", "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: Bluetooth: msft: corrija slab-use-after-free en msft_do_close() Vinculando la vida \u00fatil de msft-&gt;data a hdev liber\u00e1ndolo en hci_release_dev() para solucionar el siguiente caso: [usar] msft_do_close() msft = hdev-&gt;msft_data; if (!msft) ...(1) &lt;- aprobado. devolver; mutex_lock(&amp;msft-&gt;filter_lock); ...(4) &lt;- usado despu\u00e9s de liberado. [gratis] msft_unregister() msft = hdev-&gt;msft_data; hdev-&gt;msft_data = NULL; ...(2) klibre(msft); ...(3) &lt;- se libera msft. ==================================================== ================ ERROR: KASAN: slab-use-after-free en __mutex_lock_common kernel/locking/mutex.c:587 [en l\u00ednea] ERROR: KASAN: slab-use-after -free en __mutex_lock+0x8f/0xc30 kernel/locking/mutex.c:752 Lectura de tama\u00f1o 8 en addr ffff888106cbbca8 por tarea kworker/u5:2/309"}], "lastModified": "2025-01-06T22:33:55.053", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "095F54AE-EF42-4FAC-9228-E936AB2DCBE9", "versionEndExcluding": "6.1.91", "versionStartIncluding": "5.12"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CDDB1F69-36AC-41C1-9192-E7CCEF5FFC00", "versionEndExcluding": "6.6.31", "versionStartIncluding": "6.2"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6A6B920C-8D8F-4130-86B4-AD334F4CF2E3", "versionEndExcluding": "6.8.10", "versionStartIncluding": "6.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.9:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "22BEDD49-2C6D-402D-9DBF-6646F6ECD10B"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.9:rc2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DF73CB2A-DFFD-46FB-9BFE-AA394F27EA37"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.9:rc3:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "52048DDA-FC5A-4363-95A0-A6357B4D7F8C"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.9:rc4:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A06B2CCF-3F43-4FA9-8773-C83C3F5764B2"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.9:rc5:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F850DCEC-E08B-4317-A33B-D2DCF39F601B"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.9:rc6:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "91326417-E981-482E-A5A3-28BC1327521B"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.9:rc7:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DAECDCD8-F556-4606-8D7B-5C6D47A501F2"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}