{"id":"CVE-2022-50615","state":"PUBLISHED","title":"perf/x86/intel/uncore: Fix reference count leak in snr_uncore_mmio_map()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nperf/x86/intel/uncore: Fix reference count leak in snr_uncore_mmio_map()\n\npci_get_device() will increase the reference count for the returned\npci_dev, so snr_uncore_get_mc_dev() will return a pci_dev with its\nreference count increased. We need to call pci_dev_put() to decrease the\nreference count. Let's add the missing pci_dev_put().","publishedAt":"2025-12-08T01:16:28.314Z","updatedAt":"2026-05-11T19:22:16.225Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"ee49532b38dd084650bf715eabe7e3828fb8d275","status":"affected","lessThan":"d2afced51108813256d8072c6e464b0c9f0bb890","versionType":"git"},{"version":"ee49532b38dd084650bf715eabe7e3828fb8d275","status":"affected","lessThan":"433bd587dca5c3f7157fef2fe571290cd392cbf6","versionType":"git"},{"version":"ee49532b38dd084650bf715eabe7e3828fb8d275","status":"affected","lessThan":"a67146437b6428069b71a7e5e740a2a8e1c40ac9","versionType":"git"},{"version":"ee49532b38dd084650bf715eabe7e3828fb8d275","status":"affected","lessThan":"dc7f07bc1ebb56a23fd1c4f664db5cbeb8900800","versionType":"git"},{"version":"ee49532b38dd084650bf715eabe7e3828fb8d275","status":"affected","lessThan":"8ebd16c11c346751b3944d708e6c181ed4746c39","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/x86/events/intel/uncore_snbep.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.3","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.3","versionType":"semver"},{"version":"5.10.163","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.86","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.0.16","status":"unaffected","lessThanOrEqual":"6.0.*","versionType":"semver"},{"version":"6.1.2","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/x86/events/intel/uncore_snbep.c"]}],"references":["https://git.kernel.org/stable/c/d2afced51108813256d8072c6e464b0c9f0bb890","https://git.kernel.org/stable/c/433bd587dca5c3f7157fef2fe571290cd392cbf6","https://git.kernel.org/stable/c/a67146437b6428069b71a7e5e740a2a8e1c40ac9","https://git.kernel.org/stable/c/dc7f07bc1ebb56a23fd1c4f664db5cbeb8900800","https://git.kernel.org/stable/c/8ebd16c11c346751b3944d708e6c181ed4746c39"],"weaknesses":[],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/50xxx/CVE-2022-50615.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-50615","state":"PUBLISHED","datePublished":"2025-12-08T01:16:28.314Z","dateUpdated":"2026-05-11T19:22:16.225Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-12-08T01:14:55.189Z"},"containers":{"cna":{"title":"perf/x86/intel/uncore: Fix reference count leak in snr_uncore_mmio_map()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nperf/x86/intel/uncore: Fix reference count leak in snr_uncore_mmio_map()\n\npci_get_device() will increase the reference count for the returned\npci_dev, so snr_uncore_get_mc_dev() will return a pci_dev with its\nreference count increased. We need to call pci_dev_put() to decrease the\nreference count. Let's add the missing pci_dev_put()."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"ee49532b38dd084650bf715eabe7e3828fb8d275","status":"affected","lessThan":"d2afced51108813256d8072c6e464b0c9f0bb890","versionType":"git"},{"version":"ee49532b38dd084650bf715eabe7e3828fb8d275","status":"affected","lessThan":"433bd587dca5c3f7157fef2fe571290cd392cbf6","versionType":"git"},{"version":"ee49532b38dd084650bf715eabe7e3828fb8d275","status":"affected","lessThan":"a67146437b6428069b71a7e5e740a2a8e1c40ac9","versionType":"git"},{"version":"ee49532b38dd084650bf715eabe7e3828fb8d275","status":"affected","lessThan":"dc7f07bc1ebb56a23fd1c4f664db5cbeb8900800","versionType":"git"},{"version":"ee49532b38dd084650bf715eabe7e3828fb8d275","status":"affected","lessThan":"8ebd16c11c346751b3944d708e6c181ed4746c39","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/x86/events/intel/uncore_snbep.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.3","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.3","versionType":"semver"},{"version":"5.10.163","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.86","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.0.16","status":"unaffected","lessThanOrEqual":"6.0.*","versionType":"semver"},{"version":"6.1.2","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/x86/events/intel/uncore_snbep.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/d2afced51108813256d8072c6e464b0c9f0bb890"},{"url":"https://git.kernel.org/stable/c/433bd587dca5c3f7157fef2fe571290cd392cbf6"},{"url":"https://git.kernel.org/stable/c/a67146437b6428069b71a7e5e740a2a8e1c40ac9"},{"url":"https://git.kernel.org/stable/c/dc7f07bc1ebb56a23fd1c4f664db5cbeb8900800"},{"url":"https://git.kernel.org/stable/c/8ebd16c11c346751b3944d708e6c181ed4746c39"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:22:16.225Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.3","versionEndExcluding":"5.10.163"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.3","versionEndExcluding":"5.15.86"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.3","versionEndExcluding":"6.0.16"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.3","versionEndExcluding":"6.1.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.3","versionEndExcluding":"6.2"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}