{"cve":"CVE-2026-43149","nvd":{"published":"2026-05-06T12:16:32.553","modified":"2026-06-17T10:49:01.630","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: wan/fsl_ucc_hdlc: Fix dma_free_coherent() in uhdlc_memclean()\n\nThe priv->rx_buffer and priv->tx_buffer are alloc'd together as\ncontiguous buffers in uhdlc_init() but freed as two buffers in\nuhdlc_memclean().\n\nChange the cleanup to only call dma_free_coherent() once on the whole\nbuffer.","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":[],"references":["https://git.kernel.org/stable/c/011ae5dd84dc9f05eb9b8e1adff44252ac776e7b","https://git.kernel.org/stable/c/0f85a9655445e67bb0238cfc983d7c383b54938e","https://git.kernel.org/stable/c/36bd7d5deef936c4e1e3cd341598140e5c14c1d3","https://git.kernel.org/stable/c/6496fb830cbb741d831225cc4e7e5601c6e42970","https://git.kernel.org/stable/c/84b932bc9899d43e5829e6cf088b72d73a922b2b"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:33:55.586217763+00:00"},"epss":{"cve":"CVE-2026-43149","score":0.00128,"percentile":0.0243,"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."]}