{"id":"CVE-2023-53422","state":"PUBLISHED","title":"wifi: iwlwifi: fw: fix memory leak in debugfs","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: iwlwifi: fw: fix memory leak in debugfs\n\nFix a memory leak that occurs when reading the fw_info\nfile all the way, since we return NULL indicating no\nmore data, but don't free the status tracking object.","publishedAt":"2025-09-18T16:04:05.224Z","updatedAt":"2026-05-11T19:44:40.252Z","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":"36dfe9ac6e8b8fc2e25733d003a867a40db791da","status":"affected","lessThan":"89496d6cff297c88fe0286a440c380ceb172da2b","versionType":"git"},{"version":"36dfe9ac6e8b8fc2e25733d003a867a40db791da","status":"affected","lessThan":"e302e9ca14a86a80eadfb24a34d8675aadaf3ef3","versionType":"git"},{"version":"36dfe9ac6e8b8fc2e25733d003a867a40db791da","status":"affected","lessThan":"37f64bc8e001f216566d17ef9fd5608c762ebcd4","versionType":"git"},{"version":"36dfe9ac6e8b8fc2e25733d003a867a40db791da","status":"affected","lessThan":"fe17124282da055cb2e53f0131521459b5c7866c","versionType":"git"},{"version":"36dfe9ac6e8b8fc2e25733d003a867a40db791da","status":"affected","lessThan":"b830ba20b43be52eae7d4087b61a0079dec56820","versionType":"git"},{"version":"36dfe9ac6e8b8fc2e25733d003a867a40db791da","status":"affected","lessThan":"3d90d2f4a018fe8cfd65068bc6350b6222be4852","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/intel/iwlwifi/fw/debugfs.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.8","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.8","versionType":"semver"},{"version":"5.10.180","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.111","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.28","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.2.15","status":"unaffected","lessThanOrEqual":"6.2.*","versionType":"semver"},{"version":"6.3.2","status":"unaffected","lessThanOrEqual":"6.3.*","versionType":"semver"},{"version":"6.4","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/intel/iwlwifi/fw/debugfs.c"]}],"references":["https://git.kernel.org/stable/c/89496d6cff297c88fe0286a440c380ceb172da2b","https://git.kernel.org/stable/c/e302e9ca14a86a80eadfb24a34d8675aadaf3ef3","https://git.kernel.org/stable/c/37f64bc8e001f216566d17ef9fd5608c762ebcd4","https://git.kernel.org/stable/c/fe17124282da055cb2e53f0131521459b5c7866c","https://git.kernel.org/stable/c/b830ba20b43be52eae7d4087b61a0079dec56820","https://git.kernel.org/stable/c/3d90d2f4a018fe8cfd65068bc6350b6222be4852"],"weaknesses":["CWE-401"],"ingestedAt":"2026-10-29T20:06:33.064Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/53xxx/CVE-2023-53422.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-53422","state":"PUBLISHED","datePublished":"2025-09-18T16:04:05.224Z","dateUpdated":"2026-05-11T19:44:40.252Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-09-17T14:54:09.741Z"},"containers":{"cna":{"title":"wifi: iwlwifi: fw: fix memory leak in debugfs","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: iwlwifi: fw: fix memory leak in debugfs\n\nFix a memory leak that occurs when reading the fw_info\nfile all the way, since we return NULL indicating no\nmore data, but don't free the status tracking 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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-2023-53422","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-01-14T19:12:28.963485Z"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-401","lang":"en","type":"CWE","description":"CWE-401 Missing Release of Memory after Effective Lifetime"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-01-14T19:13:10.786Z"}}]}}}