CVE-2024-46799

{"id": "CVE-2024-46799", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"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"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "published": "2024-09-18T08:15:06.523", "references": [{"url": "https://git.kernel.org/stable/c/0a50c35277f96481a5a6ed5faf347f282040c57d", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/2e7189d2b1de51fc2567676cd4f96c0fe0960b9f", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-476"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: ethernet: ti: am65-cpsw: Fix NULL dereference on XDP_TX\n\nIf number of TX queues are set to 1 we get a NULL pointer\ndereference during XDP_TX.\n\n~# ethtool -L eth0 tx 1\n~# ./xdp-trafficgen udp -A <ipv6-src> -a <ipv6-dst> eth0 -t 2\nTransmitting on eth0 (ifindex 2)\n[ 241.135257] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000030\n\nFix this by using actual TX queues instead of max TX queues\nwhen picking the TX channel in am65_cpsw_ndo_xdp_xmit()."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: net: ethernet: ti: am65-cpsw: Corregir la desreferencia NULL en XDP_TX Si el n\u00famero de colas TX se establece en 1, obtenemos una desreferencia de puntero NULL durante XDP_TX. ~# ethtool -L eth0 tx 1 ~# ./xdp-trafficgen udp -A -a eth0 -t 2 Transmitiendo en eth0 (ifindex 2) [ 241.135257] No se puede manejar la desreferencia de puntero NULL del kernel en la direcci\u00f3n virtual 0000000000000030 Solucione esto utilizando colas TX reales en lugar de colas TX m\u00e1ximas al seleccionar el canal TX en am65_cpsw_ndo_xdp_xmit()."}], "lastModified": "2024-09-23T16:17:21.580", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D16659A9-BECD-4E13-8994-B096652762E2", "versionEndExcluding": "6.10.10", "versionStartIncluding": "6.10"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.11:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8B3CE743-2126-47A3-8B7C-822B502CF119"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.11:rc2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4DEB27E7-30AA-45CC-8934-B89263EF3551"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.11:rc3:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E0005AEF-856E-47EB-BFE4-90C46899394D"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.11:rc4:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "39889A68-6D34-47A6-82FC-CD0BF23D6754"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.11:rc5:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B8383ABF-1457-401F-9B61-EE50F4C61F4F"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.11:rc6:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B77A9280-37E6-49AD-B559-5B23A3B1DC3D"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}