{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-56719","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-12-27T15:00:39.858Z","datePublished":"2024-12-29T08:48:51.495Z","dateUpdated":"2026-03-25T10:19:17.352Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-03-25T10:19:17.352Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: stmmac: fix TSO DMA API usage causing oops\n\nCommit 66600fac7a98 (\"net: stmmac: TSO: Fix unbalanced DMA map/unmap\nfor non-paged SKB data\") moved the assignment of tx_skbuff_dma[]'s\nmembers to be later in stmmac_tso_xmit().\n\nThe buf (dma cookie) and len stored in this structure are passed to\ndma_unmap_single() by stmmac_tx_clean(). The DMA API requires that\nthe dma cookie passed to dma_unmap_single() is the same as the value\nreturned from dma_map_single(). However, by moving the assignment\nlater, this is not the case when priv->dma_cap.addr64 > 32 as \"des\"\nis offset by proto_hdr_len.\n\nThis causes problems such as:\n\n  dwc-eth-dwmac 2490000.ethernet eth0: Tx DMA map failed\n\nand with DMA_API_DEBUG enabled:\n\n  DMA-API: dwc-eth-dwmac 2490000.ethernet: device driver tries to +free DMA memory it has not allocated [device address=0x000000ffffcf65c0] [size=66 bytes]\n\nFix this by maintaining \"des\" as the original DMA cookie, and use\ntso_des to pass the offset DMA cookie to stmmac_tso_allocator().\n\nFull details of the crashes can be found at:\nhttps://lore.kernel.org/all/d8112193-0386-4e14-b516-37c2d838171a@nvidia.com/\nhttps://lore.kernel.org/all/klkzp5yn5kq5efgtrow6wbvnc46bcqfxs65nz3qy77ujr5turc@bwwhelz2l4dw/"}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/stmicro/stmmac/stmmac_main.c"],"versions":[{"version":"a3ff23f7c3f0e13f718900803e090fd3997d6bc9","lessThan":"6abcdc9a73274052a9e96a1926994ecf9aedad82","status":"affected","versionType":"git"},{"version":"07c9c26e37542486e34d767505e842f48f29c3f6","lessThan":"db3667c9bbfbbf5de98e6c9542f7e03fb5243286","status":"affected","versionType":"git"},{"version":"66600fac7a984dea4ae095411f644770b2561ede","lessThan":"9d5dd7ccea1b46a9a7c6b3c2b9e5ed8864e185e2","status":"affected","versionType":"git"},{"version":"66600fac7a984dea4ae095411f644770b2561ede","lessThan":"4c49f38e20a57f8abaebdf95b369295b153d1f8e","status":"affected","versionType":"git"},{"version":"ece593fc9c00741b682869d3f3dc584d37b7c9df","status":"affected","versionType":"git"},{"version":"58d23d835eb498336716cca55b5714191a309286","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/stmicro/stmmac/stmmac_main.c"],"versions":[{"version":"6.12","status":"affected"},{"version":"0","lessThan":"6.12","status":"unaffected","versionType":"semver"},{"version":"6.1.167","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.68","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.7","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.13","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.1.116","versionEndExcluding":"6.1.167"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.6.60","versionEndExcluding":"6.6.68"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12","versionEndExcluding":"6.12.7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12","versionEndExcluding":"6.13"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15.171"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.11.7"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/6abcdc9a73274052a9e96a1926994ecf9aedad82"},{"url":"https://git.kernel.org/stable/c/db3667c9bbfbbf5de98e6c9542f7e03fb5243286"},{"url":"https://git.kernel.org/stable/c/9d5dd7ccea1b46a9a7c6b3c2b9e5ed8864e185e2"},{"url":"https://git.kernel.org/stable/c/4c49f38e20a57f8abaebdf95b369295b153d1f8e"}],"title":"net: stmmac: fix TSO DMA API usage causing oops","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":5.5,"attackVector":"LOCAL","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"id":"CVE-2024-56719","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2025-10-01T19:58:24.752519Z"}}}],"problemTypes":[{"descriptions":[{"lang":"en","type":"CWE","description":"CWE-noinfo Not enough information"}]}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-10-01T20:07:06.268Z"}}]}}