{"api_version":"1","generated_at":"2026-06-26T13:27:07+00:00","cve":"CVE-2026-53229","urls":{"html":"https://cve.report/CVE-2026-53229","api":"https://cve.report/api/cve/CVE-2026-53229.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-53229","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-53229"},"summary":{"title":"net/mlx5e: xsk: Fix DMA and xdp_frame leak on XDP_TX xmit failure","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.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-06-25 09:16:40","updated_at":"2026-06-25 09:16:40"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/0aabca726b43d833721034e97d99efcc8237b22a","name":"https://git.kernel.org/stable/c/0aabca726b43d833721034e97d99efcc8237b22a","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/2789b74ae1f4b68333c9d5eec2f3354d07b16e61","name":"https://git.kernel.org/stable/c/2789b74ae1f4b68333c9d5eec2f3354d07b16e61","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/7b3eeba50fbc3b45f279037c29a87a90e8bac1e1","name":"https://git.kernel.org/stable/c/7b3eeba50fbc3b45f279037c29a87a90e8bac1e1","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/b69004f5a6ad32da84d8aa5b23b9c0caafe6252e","name":"https://git.kernel.org/stable/c/b69004f5a6ad32da84d8aa5b23b9c0caafe6252e","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-53229","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53229","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 84a0a2310d6de247335574649726cb000c7c0074 7b3eeba50fbc3b45f279037c29a87a90e8bac1e1 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 84a0a2310d6de247335574649726cb000c7c0074 2789b74ae1f4b68333c9d5eec2f3354d07b16e61 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 84a0a2310d6de247335574649726cb000c7c0074 0aabca726b43d833721034e97d99efcc8237b22a git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 84a0a2310d6de247335574649726cb000c7c0074 b69004f5a6ad32da84d8aa5b23b9c0caafe6252e git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5.3","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.3 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.94 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.36 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0.13 7.0.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"53229","cve":"CVE-2026-53229","epss":"0.001750000","percentile":"0.072010000","score_date":"2026-06-25","updated_at":"2026-06-26 00:06:14"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"7b3eeba50fbc3b45f279037c29a87a90e8bac1e1","status":"affected","version":"84a0a2310d6de247335574649726cb000c7c0074","versionType":"git"},{"lessThan":"2789b74ae1f4b68333c9d5eec2f3354d07b16e61","status":"affected","version":"84a0a2310d6de247335574649726cb000c7c0074","versionType":"git"},{"lessThan":"0aabca726b43d833721034e97d99efcc8237b22a","status":"affected","version":"84a0a2310d6de247335574649726cb000c7c0074","versionType":"git"},{"lessThan":"b69004f5a6ad32da84d8aa5b23b9c0caafe6252e","status":"affected","version":"84a0a2310d6de247335574649726cb000c7c0074","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.3"},{"lessThan":"5.3","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.94","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.36","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.13","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.94","versionStartIncluding":"5.3","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.36","versionStartIncluding":"5.3","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0.13","versionStartIncluding":"5.3","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1","versionStartIncluding":"5.3","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"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."}],"providerMetadata":{"dateUpdated":"2026-06-25T08:39:28.552Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/7b3eeba50fbc3b45f279037c29a87a90e8bac1e1"},{"url":"https://git.kernel.org/stable/c/2789b74ae1f4b68333c9d5eec2f3354d07b16e61"},{"url":"https://git.kernel.org/stable/c/0aabca726b43d833721034e97d99efcc8237b22a"},{"url":"https://git.kernel.org/stable/c/b69004f5a6ad32da84d8aa5b23b9c0caafe6252e"}],"title":"net/mlx5e: xsk: Fix DMA and xdp_frame leak on XDP_TX xmit failure","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-53229","datePublished":"2026-06-25T08:39:28.552Z","dateReserved":"2026-06-09T07:44:35.393Z","dateUpdated":"2026-06-25T08:39:28.552Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-06-25 09:16:40","lastModifiedDate":"2026-06-25 09:16:40","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"53229","Ordinal":"1","Title":"net/mlx5e: xsk: Fix DMA and xdp_frame leak on XDP_TX xmit failur","CVE":"CVE-2026-53229","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"53229","Ordinal":"1","NoteData":"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.","Type":"Description","Title":"net/mlx5e: xsk: Fix DMA and xdp_frame leak on XDP_TX xmit failur"}]}}}