{"cve":"CVE-2024-42134","nvd":{"published":"2024-07-30T08:15:05.360","modified":"2026-06-17T07:48:54.240","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nvirtio-pci: Check if is_avq is NULL\n\n[bug]\nIn the virtio_pci_common.c function vp_del_vqs, vp_dev->is_avq is involved\nto determine whether it is admin virtqueue, but this function vp_dev->is_avq\n may be empty. For installations, virtio_pci_legacy does not assign a value\n to vp_dev->is_avq.\n\n[fix]\nCheck whether it is vp_dev->is_avq before use.\n\n[test]\nTest with virsh Attach device\nBefore this patch, the following command would crash the guest system\n\nAfter applying the patch, everything seems to be working fine.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":["CWE-476"],"references":["https://git.kernel.org/stable/c/5e2024b0b9b3d5709e3f7e9b92951d7e29154106","https://git.kernel.org/stable/c/c8fae27d141a32a1624d0d0d5419d94252824498","https://git.kernel.org/stable/c/5e2024b0b9b3d5709e3f7e9b92951d7e29154106","https://git.kernel.org/stable/c/c8fae27d141a32a1624d0d0d5419d94252824498"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:53:51.317825789+00:00"},"epss":{"cve":"CVE-2024-42134","score":0.00196,"percentile":0.09371,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}