{"id":"CVE-2022-49681","state":"PUBLISHED","title":"xtensa: xtfpga: Fix refcount leak bug in setup","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nxtensa: xtfpga: Fix refcount leak bug in setup\n\nIn machine_setup(), of_find_compatible_node() will return a node\npointer with refcount incremented. We should use of_node_put() when\nit is not used anymore.","publishedAt":"2025-02-26T02:24:10.231Z","updatedAt":"2026-05-11T19:04:38.129Z","severity":{"score":5.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","source":"CISA-ADP"},"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"33c760fbb7a8fa46314437746dd7f5540da5498e","status":"affected","lessThan":"b12d5c52f073a0420622aaf2f21b615cce8b36cc","versionType":"git"},{"version":"33c760fbb7a8fa46314437746dd7f5540da5498e","status":"affected","lessThan":"35d7e961be68732eb3acaeba81fb81ca16eafd05","versionType":"git"},{"version":"33c760fbb7a8fa46314437746dd7f5540da5498e","status":"affected","lessThan":"0715d0e60052662c3f225342062f174dd721d1c7","versionType":"git"},{"version":"33c760fbb7a8fa46314437746dd7f5540da5498e","status":"affected","lessThan":"a52972ee706b438302eb0350e61f378eb191e3d1","versionType":"git"},{"version":"33c760fbb7a8fa46314437746dd7f5540da5498e","status":"affected","lessThan":"6c0839cf1b9e1b3c88da6af76794583cbfae8da3","versionType":"git"},{"version":"33c760fbb7a8fa46314437746dd7f5540da5498e","status":"affected","lessThan":"0162451723178602c37f0555d235dfa17e486112","versionType":"git"},{"version":"33c760fbb7a8fa46314437746dd7f5540da5498e","status":"affected","lessThan":"9b30c5c8884eda3f541229899671cebbad15979b","versionType":"git"},{"version":"33c760fbb7a8fa46314437746dd7f5540da5498e","status":"affected","lessThan":"173940b3ae40114d4179c251a98ee039dc9cd5b3","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/xtensa/platforms/xtfpga/setup.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.8","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.8","versionType":"semver"},{"version":"4.9.321","status":"unaffected","lessThanOrEqual":"4.9.*","versionType":"semver"},{"version":"4.14.286","status":"unaffected","lessThanOrEqual":"4.14.*","versionType":"semver"},{"version":"4.19.250","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.202","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.127","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.51","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.18.8","status":"unaffected","lessThanOrEqual":"5.18.*","versionType":"semver"},{"version":"5.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/xtensa/platforms/xtfpga/setup.c"]}],"references":["https://git.kernel.org/stable/c/b12d5c52f073a0420622aaf2f21b615cce8b36cc","https://git.kernel.org/stable/c/35d7e961be68732eb3acaeba81fb81ca16eafd05","https://git.kernel.org/stable/c/0715d0e60052662c3f225342062f174dd721d1c7","https://git.kernel.org/stable/c/a52972ee706b438302eb0350e61f378eb191e3d1","https://git.kernel.org/stable/c/6c0839cf1b9e1b3c88da6af76794583cbfae8da3","https://git.kernel.org/stable/c/0162451723178602c37f0555d235dfa17e486112","https://git.kernel.org/stable/c/9b30c5c8884eda3f541229899671cebbad15979b","https://git.kernel.org/stable/c/173940b3ae40114d4179c251a98ee039dc9cd5b3"],"weaknesses":[],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/49xxx/CVE-2022-49681.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-49681","state":"PUBLISHED","datePublished":"2025-02-26T02:24:10.231Z","dateUpdated":"2026-05-11T19:04:38.129Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-02-26T02:21:30.440Z"},"containers":{"cna":{"title":"xtensa: xtfpga: Fix refcount leak bug in setup","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nxtensa: xtfpga: Fix refcount leak bug in setup\n\nIn machine_setup(), of_find_compatible_node() will return a node\npointer with refcount incremented. We should use of_node_put() when\nit is not used anymore."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"33c760fbb7a8fa46314437746dd7f5540da5498e","status":"affected","lessThan":"b12d5c52f073a0420622aaf2f21b615cce8b36cc","versionType":"git"},{"version":"33c760fbb7a8fa46314437746dd7f5540da5498e","status":"affected","lessThan":"35d7e961be68732eb3acaeba81fb81ca16eafd05","versionType":"git"},{"version":"33c760fbb7a8fa46314437746dd7f5540da5498e","status":"affected","lessThan":"0715d0e60052662c3f225342062f174dd721d1c7","versionType":"git"},{"version":"33c760fbb7a8fa46314437746dd7f5540da5498e","status":"affected","lessThan":"a52972ee706b438302eb0350e61f378eb191e3d1","versionType":"git"},{"version":"33c760fbb7a8fa46314437746dd7f5540da5498e","status":"affected","lessThan":"6c0839cf1b9e1b3c88da6af76794583cbfae8da3","versionType":"git"},{"version":"33c760fbb7a8fa46314437746dd7f5540da5498e","status":"affected","lessThan":"0162451723178602c37f0555d235dfa17e486112","versionType":"git"},{"version":"33c760fbb7a8fa46314437746dd7f5540da5498e","status":"affected","lessThan":"9b30c5c8884eda3f541229899671cebbad15979b","versionType":"git"},{"version":"33c760fbb7a8fa46314437746dd7f5540da5498e","status":"affected","lessThan":"173940b3ae40114d4179c251a98ee039dc9cd5b3","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/xtensa/platforms/xtfpga/setup.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.8","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.8","versionType":"semver"},{"version":"4.9.321","status":"unaffected","lessThanOrEqual":"4.9.*","versionType":"semver"},{"version":"4.14.286","status":"unaffected","lessThanOrEqual":"4.14.*","versionType":"semver"},{"version":"4.19.250","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.202","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.127","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.51","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.18.8","status":"unaffected","lessThanOrEqual":"5.18.*","versionType":"semver"},{"version":"5.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["arch/xtensa/platforms/xtfpga/setup.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/b12d5c52f073a0420622aaf2f21b615cce8b36cc"},{"url":"https://git.kernel.org/stable/c/35d7e961be68732eb3acaeba81fb81ca16eafd05"},{"url":"https://git.kernel.org/stable/c/0715d0e60052662c3f225342062f174dd721d1c7"},{"url":"https://git.kernel.org/stable/c/a52972ee706b438302eb0350e61f378eb191e3d1"},{"url":"https://git.kernel.org/stable/c/6c0839cf1b9e1b3c88da6af76794583cbfae8da3"},{"url":"https://git.kernel.org/stable/c/0162451723178602c37f0555d235dfa17e486112"},{"url":"https://git.kernel.org/stable/c/9b30c5c8884eda3f541229899671cebbad15979b"},{"url":"https://git.kernel.org/stable/c/173940b3ae40114d4179c251a98ee039dc9cd5b3"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:04:38.129Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.8","versionEndExcluding":"4.9.321"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.8","versionEndExcluding":"4.14.286"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.8","versionEndExcluding":"4.19.250"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.8","versionEndExcluding":"5.4.202"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.8","versionEndExcluding":"5.10.127"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.8","versionEndExcluding":"5.15.51"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.8","versionEndExcluding":"5.18.8"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.8","versionEndExcluding":"5.19"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":5.5,"attackVector":"LOCAL","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"id":"CVE-2022-49681","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2025-10-01T19:32:58.845865Z"}}}],"problemTypes":[{"descriptions":[{"lang":"en","type":"CWE","description":"CWE-noinfo Not enough information"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-10-01T19:36:46.582Z"}}]}}}