{“lastseen”:””,”description”:”In the Linux kernel, the following vulnerability has been resolved:\\n\\nnet\/mlx5e: xsk: Fix DMA and xdp_frame leak on XDP_TX xmit failure\\n\\nIn the XSK branch of mlx5e_xmit_xdp_buff(), when sq-\\u003exmit_xdp_frame()\\nreturns false (e.g. XDPSQ is full), the function returns without\\nunmapping the DMA address or freeing the xdp_frame allocated by\\nxdp_convert_zc_to_xdp_frame(). The xdpi_fifo push only happens on\\nsuccess, so the completion path cannot recover these entries.\\n\\nWith CONFIG_DMA_API_DEBUG=y, the leak surfaces on driver unbind:\\n\\n DMA-API: pci 0000:08:00.0: device driver has pending DMA\\n allocations while released from device [count=1116]\\n One of leaked entries details: [device address=0x000000010ffd7028]\\n [size=1534 bytes] [mapped with DMA_TO_DEVICE] [mapped as phy]\\n WARNING: kernel\/dma\/debug.c:881 at dma_debug_device_change+0x127\/0x180\\n …\\n DMA-API: Mapped at:\\n debug_dma_map_phys+0x4b\/0xd0\\n dma_map_phys+0xfd\/0x2d0\\n mlx5e_xdp_handle+0x5ae\/0xac0 [mlx5_core]\\n mlx5e_xsk_skb_from_cqe_mpwrq_linear+0xc4\/0x170 [mlx5_core]\\n mlx5e_handle_rx_cqe_mpwrq+0xc1\/0x290 [mlx5_core]\\n\\nAdd the missing unmap + xdp_return_frame, matching the cleanup already\\ndone in mlx5e_xdp_xmit(). has_frags is rejected earlier in this branch,\\nso no per-frag unmap is needed.”,”published”:”2026-06-25T08:39:28.552Z”,”modified”:”2026-06-28T06:40:40.498Z”,”type”:”cve”,”title”:”net\/mlx5e: xsk: Fix DMA and xdp_frame leak on XDP_TX xmit failure”,”source”:”Linux”,”references”:”https:\/\/git.kernel.org\/stable\/c\/7b3eeba50fbc3b45f279037c29a87a90e8bac1e1\\nhttps:\/\/git.kernel.org\/stable\/c\/2789b74ae1f4b68333c9d5eec2f3354d07b16e61\\nhttps:\/\/git.kernel.org\/stable\/c\/0aabca726b43d833721034e97d99efcc8237b22a\\nhttps:\/\/git.kernel.org\/stable\/c\/b69004f5a6ad32da84d8aa5b23b9c0caafe6252e”,”id”:”CVE-2026-53229″,”bulletinFamily”:””,”cwe”:null,”cvelist”:null,”sourceData”:”Linux Linux 84a0a2310d6de247335574649726cb000c7c0074\\nLinux Linux 84a0a2310d6de247335574649726cb000c7c0074\\nLinux Linux 84a0a2310d6de247335574649726cb000c7c0074\\nLinux Linux 84a0a2310d6de247335574649726cb000c7c0074\\nLinux Linux 5.3″,”sourceHref”:””,”cvss”:{“score”:7.5,”severity”:”HIGH”,”vector”:”CVSS:3.1\/AV:N\/AC:L\/PR:N\/UI:N\/S:U\/C:N\/I:N\/A:H”,”version”:”3.1″},”cvss2″:{},”cvss3″:{“version”:””,”vectorString”:””,”baseScore”:0,”baseSeverity”:””,”attackVector”:””,”attackComplexity”:””,”privilegesRequired”:””,”userInteraction”:””,”scope”:””,”confidentialityImpact”:””,”integrityImpact”:””,”availabilityImpact”:””,”cvssV3″:{“version”:””,”vectorString”:””,”baseScore”:0,”baseSeverity”:””,”attackVector”:””,”attackComplexity”:””,”privilegesRequired”:””,”userInteraction”:””,”scope”:””,”confidentialityImpact”:””,”integrityImpact”:””,”availabilityImpact”:””}},”href”:””,”category_name”:”CVE”,”post_link”:””,”product”:”Linux”,”version”:”84a0a2310d6de247335574649726cb000c7c0074″,”vendor”:”Linux”,”ai_description”:””,”ai_severity”:””,”ai_vendor”:””,”ai_product”:””,”ai_version”:””,”ai_score”:0}<\/p>\n","protected":false},"excerpt":{"rendered":"
{“lastseen”:””,”description”:”In the Linux kernel, the following vulnerability has been resolved:\\n\\nnet\/mlx5e: xsk: Fix DMA and xdp_frame leak on XDP_TX xmit failure\\n\\nIn the XSK branch of mlx5e_xmit_xdp_buff(),…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[6,8,16,12,15,13,7,11,5],"class_list":["post-66513","post","type-post","status-publish","format-standard","hentry","category-category_cve","tag-cve","tag-cvss","tag-cvss-75","tag-exploit","tag-high","tag-news","tag-security","tag-tapic","tag-vulnerability"],"yoast_head":"\n