{"api_version":"1","generated_at":"2026-10-21T18:43:00+00:00","cve":"CVE-2026-98808","urls":{"html":"https://cve.report/CVE-2026-98808","api":"https://cve.report/api/cve/CVE-2026-98808.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-98808","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-98808"},"summary":{"title":"net: systemport: Fix buffer overflow in bcm_sysport_get_stats()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: systemport: Fix buffer overflow in bcm_sysport_get_stats()\n\nWhen running on SYSTEMPORT Lite, certain statistics are unsupported and\nskipped during bcm_sysport_get_stats(). The variable 'j' tracks the\ncompacted index into the destination data buffer, whereas 'i' iterates\nover all elements in bcm_sysport_gstrings_stats.\n\nBecause the buffer allocated by ethtool is sized only according to\nbcm_sysport_get_sset_count(), storing values at data[i] instead of\ndata[j] writes past the allocated array bounds, leading to memory\ncorruption.\n\nFix this by writing to data[j] instead of data[i].","state":"PUBLISHED","assigner":"Linux","published_at":"2026-10-18 16:17:34","updated_at":"2026-10-21 13:21:47"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/eb7b84af0ec5c71b4920e999611b466b3784496c","name":"https://git.kernel.org/stable/c/eb7b84af0ec5c71b4920e999611b466b3784496c","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/96a2b042051553df0d9f03b518dd3b7105b36935","name":"https://git.kernel.org/stable/c/96a2b042051553df0d9f03b518dd3b7105b36935","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/faba9fdde480356f4a1d3b1a5713b7b354858a1c","name":"https://git.kernel.org/stable/c/faba9fdde480356f4a1d3b1a5713b7b354858a1c","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/96d8b26be5bc451188acdcee055948da45adbde0","name":"https://git.kernel.org/stable/c/96d8b26be5bc451188acdcee055948da45adbde0","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/29d1d35ad5ad379a904263ea1cd4ba1d71cd965f","name":"https://git.kernel.org/stable/c/29d1d35ad5ad379a904263ea1cd4ba1d71cd965f","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-98808","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-98808","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 10377ba7673d19e28d92846955d51f49acd25c35 96a2b042051553df0d9f03b518dd3b7105b36935 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 10377ba7673d19e28d92846955d51f49acd25c35 29d1d35ad5ad379a904263ea1cd4ba1d71cd965f git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 10377ba7673d19e28d92846955d51f49acd25c35 96d8b26be5bc451188acdcee055948da45adbde0 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 10377ba7673d19e28d92846955d51f49acd25c35 faba9fdde480356f4a1d3b1a5713b7b354858a1c git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 10377ba7673d19e28d92846955d51f49acd25c35 eb7b84af0ec5c71b4920e999611b466b3784496c git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 4.14","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 4.14 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.160 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.113 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.56 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2.10 7.2.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.3 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/net/ethernet/broadcom/bcmsysport.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"96a2b042051553df0d9f03b518dd3b7105b36935","status":"affected","version":"10377ba7673d19e28d92846955d51f49acd25c35","versionType":"git"},{"lessThan":"29d1d35ad5ad379a904263ea1cd4ba1d71cd965f","status":"affected","version":"10377ba7673d19e28d92846955d51f49acd25c35","versionType":"git"},{"lessThan":"96d8b26be5bc451188acdcee055948da45adbde0","status":"affected","version":"10377ba7673d19e28d92846955d51f49acd25c35","versionType":"git"},{"lessThan":"faba9fdde480356f4a1d3b1a5713b7b354858a1c","status":"affected","version":"10377ba7673d19e28d92846955d51f49acd25c35","versionType":"git"},{"lessThan":"eb7b84af0ec5c71b4920e999611b466b3784496c","status":"affected","version":"10377ba7673d19e28d92846955d51f49acd25c35","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/net/ethernet/broadcom/bcmsysport.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.14"},{"lessThan":"4.14","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.160","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.113","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.56","versionType":"semver"},{"lessThanOrEqual":"7.2.*","status":"unaffected","version":"7.2.10","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.3","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.160","versionStartIncluding":"4.14","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.113","versionStartIncluding":"4.14","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.56","versionStartIncluding":"4.14","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.10","versionStartIncluding":"4.14","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3","versionStartIncluding":"4.14","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: systemport: Fix buffer overflow in bcm_sysport_get_stats()\n\nWhen running on SYSTEMPORT Lite, certain statistics are unsupported and\nskipped during bcm_sysport_get_stats(). The variable 'j' tracks the\ncompacted index into the destination data buffer, whereas 'i' iterates\nover all elements in bcm_sysport_gstrings_stats.\n\nBecause the buffer allocated by ethtool is sized only according to\nbcm_sysport_get_sset_count(), storing values at data[i] instead of\ndata[j] writes past the allocated array bounds, leading to memory\ncorruption.\n\nFix this by writing to data[j] instead of data[i]."}],"providerMetadata":{"dateUpdated":"2026-10-21T12:57:08.174Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/96a2b042051553df0d9f03b518dd3b7105b36935"},{"url":"https://git.kernel.org/stable/c/29d1d35ad5ad379a904263ea1cd4ba1d71cd965f"},{"url":"https://git.kernel.org/stable/c/96d8b26be5bc451188acdcee055948da45adbde0"},{"url":"https://git.kernel.org/stable/c/faba9fdde480356f4a1d3b1a5713b7b354858a1c"},{"url":"https://git.kernel.org/stable/c/eb7b84af0ec5c71b4920e999611b466b3784496c"}],"title":"net: systemport: Fix buffer overflow in bcm_sysport_get_stats()","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-98808","datePublished":"2026-10-18T15:48:55.053Z","dateReserved":"2026-09-25T10:25:14.371Z","dateUpdated":"2026-10-21T12:57:08.174Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-10-18 16:17:34","lastModifiedDate":"2026-10-21 13:21:47","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"98808","Ordinal":"1","Title":"net: systemport: Fix buffer overflow in bcm_sysport_get_stats()","CVE":"CVE-2026-98808","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"98808","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: systemport: Fix buffer overflow in bcm_sysport_get_stats()\n\nWhen running on SYSTEMPORT Lite, certain statistics are unsupported and\nskipped during bcm_sysport_get_stats(). The variable 'j' tracks the\ncompacted index into the destination data buffer, whereas 'i' iterates\nover all elements in bcm_sysport_gstrings_stats.\n\nBecause the buffer allocated by ethtool is sized only according to\nbcm_sysport_get_sset_count(), storing values at data[i] instead of\ndata[j] writes past the allocated array bounds, leading to memory\ncorruption.\n\nFix this by writing to data[j] instead of data[i].","Type":"Description","Title":"net: systemport: Fix buffer overflow in bcm_sysport_get_stats()"}]}}}