{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-68135","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-07-30T09:28:09.370Z","datePublished":"2026-08-10T11:58:58.463Z","dateUpdated":"2026-08-19T16:29:52.114Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-08-19T16:29:52.114Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: hip04: fix RX buffer leak on build_skb failure\n\nWhen build_skb() fails in hip04_rx_poll(), the driver jumps to the\nrefill path without releasing the current RX buffer and its DMA mapping.\nInstalling a replacement buffer then overwrites the slot references and\nleaks both resources.\n\nKeep the current slot intact and return budget so NAPI retries the same\nbuffer.  Also free a newly allocated RX fragment when dma_map_single()\nfails.\n\nThis issue was found by an in-house static analysis tool."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/hisilicon/hip04_eth.c"],"versions":[{"version":"701a0fd5231866db08cebcd502894699f49cb960","lessThan":"690ecc13a4032e5cae1dc6659512f32b033533b0","status":"affected","versionType":"git"},{"version":"701a0fd5231866db08cebcd502894699f49cb960","lessThan":"2b19fe277645fd1aeb18fd4ecdcf31966080dee7","status":"affected","versionType":"git"},{"version":"701a0fd5231866db08cebcd502894699f49cb960","lessThan":"bcd43ee1f25b682151df213c06a99b2e1c1cf2e5","status":"affected","versionType":"git"},{"version":"701a0fd5231866db08cebcd502894699f49cb960","lessThan":"e054dcd990d8180cde529ea28ce0838e76a5ad5e","status":"affected","versionType":"git"},{"version":"701a0fd5231866db08cebcd502894699f49cb960","lessThan":"67a7614bde310da006ab259f4f163d3fb0f9e253","status":"affected","versionType":"git"},{"version":"701a0fd5231866db08cebcd502894699f49cb960","lessThan":"80d977f280b4eccd4ac5369871d0ecb2b9c9a49d","status":"affected","versionType":"git"},{"version":"701a0fd5231866db08cebcd502894699f49cb960","lessThan":"a0f247d63489a107bbc3b712a77b302af2a2a173","status":"affected","versionType":"git"},{"version":"701a0fd5231866db08cebcd502894699f49cb960","lessThan":"14fa65d10f5696b063a7d8d26e8291ea84a2c6ed","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/hisilicon/hip04_eth.c"],"versions":[{"version":"4.5","status":"affected"},{"version":"0","lessThan":"4.5","status":"unaffected","versionType":"semver"},{"version":"5.10.265","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.216","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.183","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.148","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.101","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.42","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.1.6","lessThanOrEqual":"7.1.*","status":"unaffected","versionType":"semver"},{"version":"7.2","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":"4.5","versionEndExcluding":"5.10.265"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"5.15.216"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"6.1.183"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"6.6.148"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"6.12.101"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"6.18.42"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"7.1.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"7.2"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/690ecc13a4032e5cae1dc6659512f32b033533b0"},{"url":"https://git.kernel.org/stable/c/2b19fe277645fd1aeb18fd4ecdcf31966080dee7"},{"url":"https://git.kernel.org/stable/c/bcd43ee1f25b682151df213c06a99b2e1c1cf2e5"},{"url":"https://git.kernel.org/stable/c/e054dcd990d8180cde529ea28ce0838e76a5ad5e"},{"url":"https://git.kernel.org/stable/c/67a7614bde310da006ab259f4f163d3fb0f9e253"},{"url":"https://git.kernel.org/stable/c/80d977f280b4eccd4ac5369871d0ecb2b9c9a49d"},{"url":"https://git.kernel.org/stable/c/a0f247d63489a107bbc3b712a77b302af2a2a173"},{"url":"https://git.kernel.org/stable/c/14fa65d10f5696b063a7d8d26e8291ea84a2c6ed"}],"title":"net: hip04: fix RX buffer leak on build_skb failure","x_generator":{"engine":"bippy-1.2.0"}}}}