{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-53324","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-06-09T07:44:35.398Z","datePublished":"2026-06-26T19:41:14.708Z","dateUpdated":"2026-06-26T19:41:14.708Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-06-26T19:41:14.708Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: mana: Use pci_name() for debugfs directory naming\n\nUse pci_name(pdev) for the per-device debugfs directory instead of\nhardcoded \"0\" for PFs and pci_slot_name(pdev->slot) for VFs. The\nprevious approach had two issues:\n\n1. pci_slot_name() dereferences pdev->slot, which can be NULL for VFs\n   in environments like generic VFIO passthrough or nested KVM,\n   causing a NULL pointer dereference.\n\n2. Multiple PFs would all use \"0\", and VFs across different PCI\n   domains or buses could share the same slot name, leading to\n   -EEXIST errors from debugfs_create_dir().\n\npci_name(pdev) returns the unique BDF address, is always valid, and is\nunique across the system."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/microsoft/mana/gdma_main.c"],"versions":[{"version":"6607c17c6c5e029da03a90085db22daf518232bf","lessThan":"34dbd7b819544c99c9d96b400fe4db613f40ac4b","status":"affected","versionType":"git"},{"version":"6607c17c6c5e029da03a90085db22daf518232bf","lessThan":"9211eb97e8f8c28bf9313ab97862d143dbbbef97","status":"affected","versionType":"git"},{"version":"6607c17c6c5e029da03a90085db22daf518232bf","lessThan":"c116f07ab9d22bb6f355f3cf9e44c1e6a47fe559","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/microsoft/mana/gdma_main.c"],"versions":[{"version":"6.13","status":"affected"},{"version":"0","lessThan":"6.13","status":"unaffected","versionType":"semver"},{"version":"6.18.33","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.0.10","lessThanOrEqual":"7.0.*","status":"unaffected","versionType":"semver"},{"version":"7.1","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":"6.13","versionEndExcluding":"6.18.33"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"7.0.10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"7.1"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/34dbd7b819544c99c9d96b400fe4db613f40ac4b"},{"url":"https://git.kernel.org/stable/c/9211eb97e8f8c28bf9313ab97862d143dbbbef97"},{"url":"https://git.kernel.org/stable/c/c116f07ab9d22bb6f355f3cf9e44c1e6a47fe559"}],"title":"net: mana: Use pci_name() for debugfs directory naming","x_generator":{"engine":"bippy-1.2.0"}}}}