{"dataType": "CVE_RECORD", "cveMetadata": {"cveId": "CVE-2024-26748", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-02-19T14:20:24.168Z", "datePublished": "2024-04-03T17:00:35.087Z", "dateUpdated": "2026-05-11T20:03:24.389Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T20:03:24.389Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nusb: cdns3: fix memory double free when handle zero packet\n\n829 if (request->complete) {\n830 spin_unlock(&priv_dev->lock);\n831 usb_gadget_giveback_request(&priv_ep->endpoint,\n832 request);\n833 spin_lock(&priv_dev->lock);\n834 }\n835\n836 if (request->buf == priv_dev->zlp_buf)\n837 cdns3_gadget_ep_free_request(&priv_ep->endpoint, request);\n\nDriver append an additional zero packet request when queue a packet, which\nlength mod max packet size is 0. When transfer complete, run to line 831,\nusb_gadget_giveback_request() will free this requestion. 836 condition is\ntrue, so cdns3_gadget_ep_free_request() free this request again.\n\nLog:\n\n[ 1920.140696][ T150] BUG: KFENCE: use-after-free read in cdns3_gadget_giveback+0x134/0x2c0 [cdns3]\n[ 1920.140696][ T150]\n[ 1920.151837][ T150] Use-after-free read at 0x000000003d1cd10b (in kfence-#36):\n[ 1920.159082][ T150] cdns3_gadget_giveback+0x134/0x2c0 [cdns3]\n[ 1920.164988][ T150] cdns3_transfer_completed+0x438/0x5f8 [cdns3]\n\nAdd check at line 829, skip call usb_gadget_giveback_request() if it is\nadditional zero length packet request. Needn't call\nusb_gadget_giveback_request() because it is allocated in this driver."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/usb/cdns3/cdns3-gadget.c"], "versions": [{"version": "7733f6c32e36ff9d7adadf40001039bf219b1cbe", "lessThan": "aad6132ae6e4809e375431f8defd1521985e44e7", "status": "affected", "versionType": "git"}, {"version": "7733f6c32e36ff9d7adadf40001039bf219b1cbe", "lessThan": "1e204a8e9eb514e22a6567fb340ebb47df3f3a48", "status": "affected", "versionType": "git"}, {"version": "7733f6c32e36ff9d7adadf40001039bf219b1cbe", "lessThan": "3a2a909942b5335b7ea66366d84261b3ed5f89c8", "status": "affected", "versionType": "git"}, {"version": "7733f6c32e36ff9d7adadf40001039bf219b1cbe", "lessThan": "9a52b694b066f299d8b9800854a8503457a8b64c", "status": "affected", "versionType": "git"}, {"version": "7733f6c32e36ff9d7adadf40001039bf219b1cbe", 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"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T00:14:13.207Z"}}, {"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2024-26748", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-04-05T17:31:00.230088Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-05-23T19:01:22.217Z"}, "title": "CISA ADP Vulnrichment"}], "cna": {"title": "usb: cdns3: fix memory double free when handle zero packet", "affected": [{"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "7733f6c32e36ff9d7adadf40001039bf219b1cbe", "lessThan": "aad6132ae6e4809e375431f8defd1521985e44e7", "versionType": "git"}, {"status": "affected", "version": 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{"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "5.4"}, {"status": "unaffected", "version": "0", "lessThan": "5.4", "versionType": "semver"}, {"status": "unaffected", "version": "5.4.270", "versionType": "semver", "lessThanOrEqual": "5.4.*"}, {"status": "unaffected", "version": "5.10.211", "versionType": "semver", "lessThanOrEqual": "5.10.*"}, {"status": "unaffected", "version": "5.15.150", "versionType": "semver", "lessThanOrEqual": "5.15.*"}, {"status": "unaffected", "version": "6.1.80", "versionType": "semver", "lessThanOrEqual": "6.1.*"}, {"status": "unaffected", "version": "6.6.19", "versionType": "semver", "lessThanOrEqual": "6.6.*"}, {"status": "unaffected", "version": "6.7.7", "versionType": "semver", "lessThanOrEqual": "6.7.*"}, {"status": "unaffected", "version": "6.8", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*"}], "programFiles": ["drivers/usb/cdns3/cdns3-gadget.c"], "defaultStatus": "affected"}], "references": [{"url": "https://git.kernel.org/stable/c/aad6132ae6e4809e375431f8defd1521985e44e7"}, {"url": "https://git.kernel.org/stable/c/1e204a8e9eb514e22a6567fb340ebb47df3f3a48"}, {"url": "https://git.kernel.org/stable/c/3a2a909942b5335b7ea66366d84261b3ed5f89c8"}, {"url": "https://git.kernel.org/stable/c/9a52b694b066f299d8b9800854a8503457a8b64c"}, {"url": "https://git.kernel.org/stable/c/70e8038813f9d3e72df966748ebbc40efe466019"}, {"url": "https://git.kernel.org/stable/c/92d20406a3d4ff3e8be667c79209dc9ed31df5b3"}, {"url": "https://git.kernel.org/stable/c/5fd9e45f1ebcd57181358af28506e8a661a260b3"}], "x_generator": {"engine": "bippy-1.2.0"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nusb: cdns3: fix memory double free when handle zero packet\n\n829 if (request->complete) {\n830 spin_unlock(&priv_dev->lock);\n831 usb_gadget_giveback_request(&priv_ep->endpoint,\n832 request);\n833 spin_lock(&priv_dev->lock);\n834 }\n835\n836 if (request->buf == priv_dev->zlp_buf)\n837 cdns3_gadget_ep_free_request(&priv_ep->endpoint, request);\n\nDriver append an additional zero packet request when queue a packet, which\nlength mod max packet size is 0. When transfer complete, run to line 831,\nusb_gadget_giveback_request() will free this requestion. 836 condition is\ntrue, so cdns3_gadget_ep_free_request() free this request again.\n\nLog:\n\n[ 1920.140696][ T150] BUG: KFENCE: use-after-free read in cdns3_gadget_giveback+0x134/0x2c0 [cdns3]\n[ 1920.140696][ T150]\n[ 1920.151837][ T150] Use-after-free read at 0x000000003d1cd10b (in kfence-#36):\n[ 1920.159082][ T150] cdns3_gadget_giveback+0x134/0x2c0 [cdns3]\n[ 1920.164988][ T150] cdns3_transfer_completed+0x438/0x5f8 [cdns3]\n\nAdd check at line 829, skip call usb_gadget_giveback_request() if it is\nadditional zero length packet request. Needn't call\nusb_gadget_giveback_request() because it is allocated in this driver."}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.4.270", "versionStartIncluding": "5.4"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.10.211", "versionStartIncluding": "5.4"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.15.150", "versionStartIncluding": "5.4"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.1.80", "versionStartIncluding": "5.4"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.6.19", "versionStartIncluding": "5.4"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.7.7", "versionStartIncluding": "5.4"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.8", "versionStartIncluding": "5.4"}], "operator": "OR"}]}], "providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T20:03:24.389Z"}}}, "cveMetadata": {"cveId": "CVE-2024-26748", "state": "PUBLISHED", "dateUpdated": "2026-05-11T20:03:24.389Z", "dateReserved": "2024-02-19T14:20:24.168Z", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "datePublished": "2024-04-03T17:00:35.087Z", "assignerShortName": "Linux"}, "dataVersion": "5.2"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "AB9FB43C-52F9-4B49-B6C0-160353C9C9AF", "versionEndExcluding": "5.4.270", "versionStartIncluding": "5.4", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "7DDA4DCF-671D-415D-94DF-6E3C77DF0704", "versionEndExcluding": "5.10.211", "versionStartIncluding": "5.5", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "CB6C60DE-9E0C-46C5-904D-D4F4031F8E95", "versionEndExcluding": "5.15.150", "versionStartIncluding": "5.11", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "BA7850CE-97C9-4408-A348-6173296BCA2B", "versionEndExcluding": "6.1.80", "versionStartIncluding": "5.16", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "8D82004C-B2AE-4048-9344-32EFF65953B0", "versionEndExcluding": "6.6.19", "versionStartIncluding": "6.2", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "575EE16B-67F2-4B5B-B5F8-1877715C898B", "versionEndExcluding": "6.7.7", "versionStartIncluding": "6.7", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.8:rc1:*:*:*:*:*:*", "matchCriteriaId": "B9F4EA73-0894-400F-A490-3A397AB7A517", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.8:rc2:*:*:*:*:*:*", "matchCriteriaId": "056BD938-0A27-4569-B391-30578B309EE3", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.8:rc3:*:*:*:*:*:*", "matchCriteriaId": "F02056A5-B362-4370-9FF8-6F0BD384D520", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.8:rc4:*:*:*:*:*:*", "matchCriteriaId": "62075ACE-B2A0-4B16-829D-B3DA5AE5CC41", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.8:rc5:*:*:*:*:*:*", "matchCriteriaId": "A780F817-2A77-4130-A9B7-5C25606314E3", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nusb: cdns3: fix memory double free when handle zero packet\n\n829 if (request->complete) {\n830 spin_unlock(&priv_dev->lock);\n831 usb_gadget_giveback_request(&priv_ep->endpoint,\n832 request);\n833 spin_lock(&priv_dev->lock);\n834 }\n835\n836 if (request->buf == priv_dev->zlp_buf)\n837 cdns3_gadget_ep_free_request(&priv_ep->endpoint, request);\n\nDriver append an additional zero packet request when queue a packet, which\nlength mod max packet size is 0. When transfer complete, run to line 831,\nusb_gadget_giveback_request() will free this requestion. 836 condition is\ntrue, so cdns3_gadget_ep_free_request() free this request again.\n\nLog:\n\n[ 1920.140696][ T150] BUG: KFENCE: use-after-free read in cdns3_gadget_giveback+0x134/0x2c0 [cdns3]\n[ 1920.140696][ T150]\n[ 1920.151837][ T150] Use-after-free read at 0x000000003d1cd10b (in kfence-#36):\n[ 1920.159082][ T150] cdns3_gadget_giveback+0x134/0x2c0 [cdns3]\n[ 1920.164988][ T150] cdns3_transfer_completed+0x438/0x5f8 [cdns3]\n\nAdd check at line 829, skip call usb_gadget_giveback_request() if it is\nadditional zero length packet request. Needn't call\nusb_gadget_giveback_request() because it is allocated in this driver."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: usb: cdns3: corrige la memoria doblemente libre cuando se maneja el paquete cero 829 if (request->complete) { 830 spin_unlock(&priv_dev->lock); 831 usb_gadget_giveback_request(&priv_ep->endpoint, solicitud 832); 833 spin_lock(&priv_dev->lock); 834 } 835 836 if (solicitud->buf == priv_dev->zlp_buf) 837 cdns3_gadget_ep_free_request(&priv_ep->endpoint, solicitud); El controlador agrega una solicitud de paquete cero adicional cuando pone en cola un paquete, cuya longitud mod tama\u00f1o m\u00e1ximo del paquete es 0. Cuando se complete la transferencia, ejecute la l\u00ednea 831, usb_gadget_giveback_request() liberar\u00e1 esta solicitud. La condici\u00f3n 836 es verdadera, por lo que cdns3_gadget_ep_free_request() libera esta solicitud nuevamente. Registro: [1920.140696][ T150] ERROR: KFENCE: lectura de uso despu\u00e9s de liberaci\u00f3n en cdns3_gadget_giveback+0x134/0x2c0 [cdns3] [ 1920.140696][ T150] [ 1920.151837][ T150] Lectura de uso despu\u00e9s de liberaci\u00f3n en 0x000000003d 1cd10b (en kcerca -#36): [ 1920.159082][ T150] cdns3_gadget_giveback+0x134/0x2c0 [cdns3] [ 1920.164988][ T150] cdns3_transfer_completed+0x438/0x5f8 [cdns3] Agregar cheque en la l\u00ednea 829, omitir llamada usb_gadget_giveback_ request() si tiene una longitud cero adicional solicitud de paquete. No es necesario llamar a usb_gadget_giveback_request() porque est\u00e1 asignado en este controlador."}], "id": "CVE-2024-26748", "lastModified": "2025-01-14T17:27:49.057", "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": "2024-04-03T17:15:51.727", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/1e204a8e9eb514e22a6567fb340ebb47df3f3a48"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/3a2a909942b5335b7ea66366d84261b3ed5f89c8"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/5fd9e45f1ebcd57181358af28506e8a661a260b3"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/70e8038813f9d3e72df966748ebbc40efe466019"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/92d20406a3d4ff3e8be667c79209dc9ed31df5b3"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/9a52b694b066f299d8b9800854a8503457a8b64c"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/aad6132ae6e4809e375431f8defd1521985e44e7"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/1e204a8e9eb514e22a6567fb340ebb47df3f3a48"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/3a2a909942b5335b7ea66366d84261b3ed5f89c8"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/5fd9e45f1ebcd57181358af28506e8a661a260b3"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/70e8038813f9d3e72df966748ebbc40efe466019"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/92d20406a3d4ff3e8be667c79209dc9ed31df5b3"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/9a52b694b066f299d8b9800854a8503457a8b64c"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/aad6132ae6e4809e375431f8defd1521985e44e7"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List"], "url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-415"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: usb: cdns3: fix memory double free when handle zero packet", "id": "2273076", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2273076"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.4", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-415", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nusb: cdns3: fix memory double free when handle zero packet\n829 if (request->complete) {\n830 spin_unlock(&priv_dev->lock);\n831 usb_gadget_giveback_request(&priv_ep->endpoint,\n832 request);\n833 spin_lock(&priv_dev->lock);\n834 }\n835\n836 if (request->buf == priv_dev->zlp_buf)\n837 cdns3_gadget_ep_free_request(&priv_ep->endpoint, request);\nDriver append an additional zero packet request when queue a packet, which\nlength mod max packet size is 0. When transfer complete, run to line 831,\nusb_gadget_giveback_request() will free this requestion. 836 condition is\ntrue, so cdns3_gadget_ep_free_request() free this request again.\nLog:\n[ 1920.140696][ T150] BUG: KFENCE: use-after-free read in cdns3_gadget_giveback+0x134/0x2c0 [cdns3]\n[ 1920.140696][ T150]\n[ 1920.151837][ T150] Use-after-free read at 0x000000003d1cd10b (in kfence-#36):\n[ 1920.159082][ T150] cdns3_gadget_giveback+0x134/0x2c0 [cdns3]\n[ 1920.164988][ T150] cdns3_transfer_completed+0x438/0x5f8 [cdns3]\nAdd check at line 829, skip call usb_gadget_giveback_request() if it is\nadditional zero length packet request. Needn't call\nusb_gadget_giveback_request() because it is allocated in this driver."], "name": "CVE-2024-26748", "package_state": [{"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": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-04-03T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-26748\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-26748\nhttps://lore.kernel.org/linux-cve-announce/2024040302-CVE-2024-26748-f000@gregkh/T"], "threat_severity": "Low"}

{}