{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-23313","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-01-13T15:37:45.994Z","datePublished":"2026-03-25T10:27:08.686Z","dateUpdated":"2026-05-11T22:04:28.296Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T22:04:28.296Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ni40e: Fix preempt count leak in napi poll tracepoint\n\nUsing get_cpu() in the tracepoint assignment causes an obvious preempt\ncount leak because nothing invokes put_cpu() to undo it:\n\n  softirq: huh, entered softirq 3 NET_RX with preempt_count 00000100, exited with 00000101?\n\nThis clearly has seen a lot of testing in the last 3+ years...\n\nUse smp_processor_id() instead."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/intel/i40e/i40e_trace.h"],"versions":[{"version":"6d4d584a7ea8fc8d2be77545cb503118c193738a","lessThan":"fa5d5baf67f619c7aa70697a194b5a9edd9f5bb7","status":"affected","versionType":"git"},{"version":"6d4d584a7ea8fc8d2be77545cb503118c193738a","lessThan":"b7e91827e1cf89cd34ad11dc8f8c010b70ab786e","status":"affected","versionType":"git"},{"version":"6d4d584a7ea8fc8d2be77545cb503118c193738a","lessThan":"9e0f091821571f0da387462803ee42f0bb157582","status":"affected","versionType":"git"},{"version":"6d4d584a7ea8fc8d2be77545cb503118c193738a","lessThan":"dca4ea596a3b0a1b82bc1d9f3e4d88bd9ad9561f","status":"affected","versionType":"git"},{"version":"6d4d584a7ea8fc8d2be77545cb503118c193738a","lessThan":"4b3d54a85bd37ebf2d9836f0d0de775c0ff21af9","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/intel/i40e/i40e_trace.h"],"versions":[{"version":"6.2","status":"affected"},{"version":"0","lessThan":"6.2","status":"unaffected","versionType":"semver"},{"version":"6.6.136","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.77","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.17","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"6.19.7","lessThanOrEqual":"6.19.*","status":"unaffected","versionType":"semver"},{"version":"7.0","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":"6.2","versionEndExcluding":"6.6.136"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.12.77"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.18.17"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.19.7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"7.0"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/fa5d5baf67f619c7aa70697a194b5a9edd9f5bb7"},{"url":"https://git.kernel.org/stable/c/b7e91827e1cf89cd34ad11dc8f8c010b70ab786e"},{"url":"https://git.kernel.org/stable/c/9e0f091821571f0da387462803ee42f0bb157582"},{"url":"https://git.kernel.org/stable/c/dca4ea596a3b0a1b82bc1d9f3e4d88bd9ad9561f"},{"url":"https://git.kernel.org/stable/c/4b3d54a85bd37ebf2d9836f0d0de775c0ff21af9"}],"title":"i40e: Fix preempt count leak in napi poll tracepoint","x_generator":{"engine":"bippy-1.2.0"}}}}