{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-68317","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-07-30T09:28:09.382Z","datePublished":"2026-08-10T12:02:52.185Z","dateUpdated":"2026-08-17T05:03:14.295Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-08-17T05:03:14.295Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\npds_core: fix auxiliary device add/del races\n\nTwo paths add or delete the same slot (pf->vfs[vf_id].padev): a VF's\npdsc_reset_done() and the PF's devlink enable_vnet/disable_vnet handler.\nThey serialize on config_lock, but neither guards the slot under it\ncorrectly.\n\nadd() registers and stores a new auxiliary device without first checking\nthe slot, so a second add of an already-populated slot leaks the first\ndevice. del() makes that check outside config_lock, so two concurrent\ndels can both pass it; the first clears the slot, and the second\ndereferences a NULL pointer.\n\nCheck and update the slot under config_lock in both paths."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/amd/pds_core/auxbus.c"],"versions":[{"version":"0861fccd43b8bafb533d97308862d20b7db3a2ad","lessThan":"646b58b543f3bb1641e9123b75ff7799fe7b42f1","status":"affected","versionType":"git"},{"version":"f41e27b746241e57d968d1d61c008322338ca258","lessThan":"ef194751fed50cf3452017b63f00142a0ab40c70","status":"affected","versionType":"git"},{"version":"b699bdc720c0255d1bb76cecba7382c1f2107af5","lessThan":"cf0ed2ba202f5c3b300ec1bf7ff0b5d555f7d518","status":"affected","versionType":"git"},{"version":"b699bdc720c0255d1bb76cecba7382c1f2107af5","lessThan":"bdeab32a7a91acd295d52a2d4ab1cc3f2da5e454","status":"affected","versionType":"git"},{"version":"b699bdc720c0255d1bb76cecba7382c1f2107af5","lessThan":"bfa33cd513c7ceb93c5a4c30e5662acd73c0a916","status":"affected","versionType":"git"},{"version":"fec5f7af1d5f64a38f9224cd27b274d1af55a7ed","status":"affected","versionType":"git"},{"version":"6.6.90","lessThan":"6.6.148","status":"affected","versionType":"semver"},{"version":"6.12.28","lessThan":"6.12.101","status":"affected","versionType":"semver"},{"version":"6.14.6","lessThan":"6.15","status":"affected","versionType":"semver"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/amd/pds_core/auxbus.c"],"versions":[{"version":"6.15","status":"affected"},{"version":"0","lessThan":"6.15","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":"6.6.90","versionEndExcluding":"6.6.148"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12.28","versionEndExcluding":"6.12.101"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.15","versionEndExcluding":"6.18.42"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.15","versionEndExcluding":"7.1.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.15","versionEndExcluding":"7.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.14.6"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/646b58b543f3bb1641e9123b75ff7799fe7b42f1"},{"url":"https://git.kernel.org/stable/c/ef194751fed50cf3452017b63f00142a0ab40c70"},{"url":"https://git.kernel.org/stable/c/cf0ed2ba202f5c3b300ec1bf7ff0b5d555f7d518"},{"url":"https://git.kernel.org/stable/c/bdeab32a7a91acd295d52a2d4ab1cc3f2da5e454"},{"url":"https://git.kernel.org/stable/c/bfa33cd513c7ceb93c5a4c30e5662acd73c0a916"}],"title":"pds_core: fix auxiliary device add/del races","x_generator":{"engine":"bippy-1.2.0"}}}}