{"id":"CVE-2021-47398","state":"PUBLISHED","title":"RDMA/hfi1: Fix kernel pointer leak","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/hfi1: Fix kernel pointer leak\n\nPointers should be printed with %p or %px rather than cast to 'unsigned\nlong long' and printed with %llx.  Change %llx to %p to print the secured\npointer.","publishedAt":"2024-05-21T15:03:54.066Z","updatedAt":"2026-05-11T13:53:55.165Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"042a00f93aad5874937e00f36e68301f7e3a0af1","status":"affected","lessThan":"714bfabe5f2901d96902e271d7217601fe4703e5","versionType":"git"},{"version":"042a00f93aad5874937e00f36e68301f7e3a0af1","status":"affected","lessThan":"7d5cfafe8b4006a75b55c2f1fdfdb363f9a5cc98","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/infiniband/hw/hfi1/ipoib_tx.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.13","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.13","versionType":"semver"},{"version":"5.14.10","status":"unaffected","lessThanOrEqual":"5.14.*","versionType":"semver"},{"version":"5.15","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/infiniband/hw/hfi1/ipoib_tx.c"]}],"references":["https://git.kernel.org/stable/c/714bfabe5f2901d96902e271d7217601fe4703e5","https://git.kernel.org/stable/c/7d5cfafe8b4006a75b55c2f1fdfdb363f9a5cc98"],"weaknesses":[],"ingestedAt":"2026-10-29T19:49:19.404Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/47xxx/CVE-2021-47398.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2021-47398","state":"PUBLISHED","datePublished":"2024-05-21T15:03:54.066Z","dateUpdated":"2026-05-11T13:53:55.165Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2024-05-21T14:58:30.816Z"},"containers":{"cna":{"title":"RDMA/hfi1: Fix kernel pointer leak","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/hfi1: Fix kernel pointer leak\n\nPointers should be printed with %p or %px rather than cast to 'unsigned\nlong long' and printed with %llx.  Change %llx to %p to print the secured\npointer."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"042a00f93aad5874937e00f36e68301f7e3a0af1","status":"affected","lessThan":"714bfabe5f2901d96902e271d7217601fe4703e5","versionType":"git"},{"version":"042a00f93aad5874937e00f36e68301f7e3a0af1","status":"affected","lessThan":"7d5cfafe8b4006a75b55c2f1fdfdb363f9a5cc98","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/infiniband/hw/hfi1/ipoib_tx.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.13","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.13","versionType":"semver"},{"version":"5.14.10","status":"unaffected","lessThanOrEqual":"5.14.*","versionType":"semver"},{"version":"5.15","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/infiniband/hw/hfi1/ipoib_tx.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/714bfabe5f2901d96902e271d7217601fe4703e5"},{"url":"https://git.kernel.org/stable/c/7d5cfafe8b4006a75b55c2f1fdfdb363f9a5cc98"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T13:53:55.165Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.13","versionEndExcluding":"5.14.10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.13","versionEndExcluding":"5.15"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-06-11T17:46:59.052914Z","id":"CVE-2021-47398","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-06-11T17:50:30.755Z"}},{"title":"CVE Program Container","references":[{"url":"https://git.kernel.org/stable/c/714bfabe5f2901d96902e271d7217601fe4703e5","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/7d5cfafe8b4006a75b55c2f1fdfdb363f9a5cc98","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-04T05:39:59.737Z"}}]}}}