{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-05-07T08:46:58.805","vulnerabilities":[{"cve":{"id":"CVE-2022-49975","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","published":"2025-06-18T11:15:24.893","lastModified":"2025-11-13T21:28:22.667","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nbpf: Don't redirect packets with invalid pkt_len\n\nSyzbot found an issue [1]: fq_codel_drop() try to drop a flow whitout any\nskbs, that is, the flow->head is null.\nThe root cause, as the [2] says, is because that bpf_prog_test_run_skb()\nrun a bpf prog which redirects empty skbs.\nSo we should determine whether the length of the packet modified by bpf\nprog or others like bpf_prog_test is valid before forwarding it directly."},{"lang":"es","value":"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: bpf: No redirigir paquetes con pkt_len no válidos. Syzbot encontró un problema [1]: fq_codel_drop() intenta descartar un flujo sin skbs, es decir, el flujo->head es nulo. La causa principal, como se indica en [2], es que bpf_prog_test_run_skb() ejecuta un programa bpf que redirige skbs vacíos. Por lo tanto, debemos determinar si la longitud del paquete modificado por el programa bpf u otros como bpf_prog_test es válida antes de reenviarlo directamente."}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"NVD-CWE-noinfo"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.4.212","matchCriteriaId":"1A50CB2A-B4FD-4716-9BCE-0E9E3F59FF9D"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"5.10.141","matchCriteriaId":"6872143E-BF6D-4DB5-8454-D843F608AB3B"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"5.15.65","matchCriteriaId":"81162A58-341F-455C-96D5-6DF30A0F9295"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.16","versionEndExcluding":"5.19.7","matchCriteriaId":"DEBCC9D9-2058-44E1-8A2E-ABC880E4DE50"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/6204bf78b2a903b96ba43afff6abc0b04d6e0462","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/72f2dc8993f10262092745a88cb2dd0fef094f23","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/8b68e53d56697a59b5c53893b53f508bbdf272a0","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/a75987714bd2d8e59840667a28e15c1fa5c47554","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]},{"url":"https://git.kernel.org/stable/c/fd1894224407c484f652ad456e1ce423e89bb3eb","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"]}]}}]}