{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-97981","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-09-25T10:18:58.208Z","datePublished":"2026-09-25T10:23:17.703Z","dateUpdated":"2026-10-03T11:01:12.911Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-10-03T11:01:12.911Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: ethernet: cortina: Count dropped frames as NAPI work\n\nThe RX loop only consumes budget when it successfully delivers a frame.\nError paths keep consuming descriptors without reducing the budget, so a\nstream of bad frames can process the entire receive ring in one poll.\n\nMove the budget accounting to a common end-of-frame path. This counts\neach completed frame as NAPI work whether it was delivered or dropped,\nmatching the behavior of the vendor driver."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/cortina/gemini.c"],"versions":[{"version":"4d5ae32f5e1e13f7f36d6439ec3257993b9f5b88","lessThan":"620b7184808b25cf58268856f892b9ba83c181fd","status":"affected","versionType":"git"},{"version":"4d5ae32f5e1e13f7f36d6439ec3257993b9f5b88","lessThan":"9620e2ce9b5998ebbf157241f296f8ddb92285c2","status":"affected","versionType":"git"},{"version":"4d5ae32f5e1e13f7f36d6439ec3257993b9f5b88","lessThan":"27b5753077d1cfda5fe201d2ba602de76a9a09b1","status":"affected","versionType":"git"},{"version":"4d5ae32f5e1e13f7f36d6439ec3257993b9f5b88","lessThan":"e858b9b1ea3cbbc353189d07dec40dc16967e290","status":"affected","versionType":"git"},{"version":"4d5ae32f5e1e13f7f36d6439ec3257993b9f5b88","lessThan":"58140f1cebb776d174dc6ff41c15401654a5b1ea","status":"affected","versionType":"git"},{"version":"4d5ae32f5e1e13f7f36d6439ec3257993b9f5b88","lessThan":"cceb6cd7f0e5ed2944a9ca22443d7b9da82f60ab","status":"affected","versionType":"git"},{"version":"4d5ae32f5e1e13f7f36d6439ec3257993b9f5b88","lessThan":"5754e0c0758805096ecfeaf4c1b146ad51ed246f","status":"affected","versionType":"git"},{"version":"4d5ae32f5e1e13f7f36d6439ec3257993b9f5b88","lessThan":"b856c552f556bc0341c1dbe0bf88e630fd1dc4b7","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/cortina/gemini.c"],"versions":[{"version":"4.16","status":"affected"},{"version":"0","lessThan":"4.16","status":"unaffected","versionType":"semver"},{"version":"5.10.271","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.222","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.189","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.158","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.111","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.53","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.2.7","lessThanOrEqual":"7.2.*","status":"unaffected","versionType":"semver"},{"version":"7.3-rc3","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":"4.16","versionEndExcluding":"5.10.271"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.16","versionEndExcluding":"5.15.222"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.16","versionEndExcluding":"6.1.189"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.16","versionEndExcluding":"6.6.158"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.16","versionEndExcluding":"6.12.111"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.16","versionEndExcluding":"6.18.53"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.16","versionEndExcluding":"7.2.7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.16","versionEndExcluding":"7.3-rc3"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/620b7184808b25cf58268856f892b9ba83c181fd"},{"url":"https://git.kernel.org/stable/c/9620e2ce9b5998ebbf157241f296f8ddb92285c2"},{"url":"https://git.kernel.org/stable/c/27b5753077d1cfda5fe201d2ba602de76a9a09b1"},{"url":"https://git.kernel.org/stable/c/e858b9b1ea3cbbc353189d07dec40dc16967e290"},{"url":"https://git.kernel.org/stable/c/58140f1cebb776d174dc6ff41c15401654a5b1ea"},{"url":"https://git.kernel.org/stable/c/cceb6cd7f0e5ed2944a9ca22443d7b9da82f60ab"},{"url":"https://git.kernel.org/stable/c/5754e0c0758805096ecfeaf4c1b146ad51ed246f"},{"url":"https://git.kernel.org/stable/c/b856c552f556bc0341c1dbe0bf88e630fd1dc4b7"}],"title":"net: ethernet: cortina: Count dropped frames as NAPI work","x_generator":{"engine":"bippy-1.2.0"}}}}