{"cve":{"cve_id":"CVE-2026-53229","is_kev":false,"kev_date_added":null,"kev_vendor_project":null,"kev_product":null,"kev_vulnerability_name":null,"kev_short_description":null,"kev_required_action":null,"kev_due_date":null,"kev_known_ransomware":null,"kev_notes":null,"kev_cwes":null,"epss_score":null,"epss_percentile":null,"epss_as_of":null,"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->xmit_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_at":"2026-06-25T08:39:28.552000Z","last_modified_at":null,"cvss_v3_score":7.5,"cvss_v3_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cvss_v3_severity":"HIGH","cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":null,"ssvc_automatable":null,"ssvc_technical_impact":null,"cwes":null,"nvd_references":["https://git.kernel.org/stable/c/7b3eeba50fbc3b45f279037c29a87a90e8bac1e1","https://git.kernel.org/stable/c/2789b74ae1f4b68333c9d5eec2f3354d07b16e61","https://git.kernel.org/stable/c/0aabca726b43d833721034e97d99efcc8237b22a","https://git.kernel.org/stable/c/b69004f5a6ad32da84d8aa5b23b9c0caafe6252e"],"vuln_status":null,"trending_score":null,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-28T17:55:28.590503Z","updated_at":"2026-06-28T23:30:51.545322Z"},"effective_severity":"HIGH","badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":"3.1","metrics":[{"metric":"AV","name":"Attack Vector","value":"N","value_label":"Network"},{"metric":"AC","name":"Attack Complexity","value":"L","value_label":"Low"},{"metric":"PR","name":"Privileges Required","value":"N","value_label":"None"},{"metric":"UI","name":"User Interaction","value":"N","value_label":"None"},{"metric":"S","name":"Scope","value":"U","value_label":"Unchanged"},{"metric":"C","name":"Confidentiality","value":"N","value_label":"None"},{"metric":"I","name":"Integrity","value":"N","value_label":"None"},{"metric":"A","name":"Availability","value":"H","value_label":"High"}]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"84a0a2310d6de247335574649726cb000c7c0074","version_start_inclusive":true,"version_end":"7b3eeba50fbc3b45f279037c29a87a90e8bac1e1","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:84a0a2310d6de247335574649726cb000c7c0074:7b3eeba50fbc3b45f279037c29a87a90e8bac1e1"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"84a0a2310d6de247335574649726cb000c7c0074","version_start_inclusive":true,"version_end":"2789b74ae1f4b68333c9d5eec2f3354d07b16e61","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:84a0a2310d6de247335574649726cb000c7c0074:2789b74ae1f4b68333c9d5eec2f3354d07b16e61"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"84a0a2310d6de247335574649726cb000c7c0074","version_start_inclusive":true,"version_end":"0aabca726b43d833721034e97d99efcc8237b22a","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:84a0a2310d6de247335574649726cb000c7c0074:0aabca726b43d833721034e97d99efcc8237b22a"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"84a0a2310d6de247335574649726cb000c7c0074","version_start_inclusive":true,"version_end":"b69004f5a6ad32da84d8aa5b23b9c0caafe6252e","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:84a0a2310d6de247335574649726cb000c7c0074:b69004f5a6ad32da84d8aa5b23b9c0caafe6252e"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"5.3","version_start_inclusive":true,"version_end":"5.3","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:5.3:5.3"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"0","version_start_inclusive":true,"version_end":"5.3","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:0:5.3"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.12.94","version_start_inclusive":true,"version_end":"6.12.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.12.94:6.12.*"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.18.36","version_start_inclusive":true,"version_end":"6.18.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.18.36:6.18.*"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"7.0.13","version_start_inclusive":true,"version_end":"7.0.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:7.0.13:7.0.*"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"7.1","version_start_inclusive":true,"version_end":"*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:7.1:*"}],"exploit_refs":[],"news":[],"references":[{"url":"https://git.kernel.org/stable/c/7b3eeba50fbc3b45f279037c29a87a90e8bac1e1","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/2789b74ae1f4b68333c9d5eec2f3354d07b16e61","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/0aabca726b43d833721034e97d99efcc8237b22a","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/b69004f5a6ad32da84d8aa5b23b9c0caafe6252e","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2026-06-25T08:39:28.552000Z","label":"CVE published","source":null}]}