{"cve":"CVE-2024-50297","nvd":{"published":"2024-11-19T02:16:31.887","modified":"2026-08-04T11:21:43.163","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: xilinx: axienet: Enqueue Tx packets in dql before dmaengine starts\n\nEnqueue packets in dql after dma engine starts causes race condition.\nTx transfer starts once dma engine is started and may execute dql dequeue\nin completion before it gets queued. It results in following kernel crash\nwhile running iperf stress test:\n\nkernel BUG at lib/dynamic_queue_limits.c:99!\n<snip>\nInternal error: Oops - BUG: 00000000f2000800 [#1] SMP\npc : dql_completed+0x238/0x248\nlr : dql_completed+0x3c/0x248\n\nCall trace:\n  dql_completed+0x238/0x248\n  axienet_dma_tx_cb+0xa0/0x170\n  xilinx_dma_do_tasklet+0xdc/0x290\n  tasklet_action_common+0xf8/0x11c\n  tasklet_action+0x30/0x3c\n  handle_softirqs+0xf8/0x230\n<snip>\n\nStart dmaengine after enqueue in dql fixes the crash.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","score":4.7},"cwes":["CWE-362"],"references":["https://git.kernel.org/stable/c/5ccdcdf186aec6b9111845fd37e1757e9b413e2f","https://git.kernel.org/stable/c/def3dee25cbd1c9b2ed443c3f6180e952563de77"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:57:34.731061660+00:00"},"epss":{"cve":"CVE-2024-50297","score":0.00278,"percentile":0.20301,"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."]}