{"id":"CVE-2023-53424","state":"PUBLISHED","title":"clk: mediatek: fix of_iomap memory leak","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nclk: mediatek: fix of_iomap memory leak\n\nSmatch reports:\ndrivers/clk/mediatek/clk-mtk.c:583 mtk_clk_simple_probe() warn:\n    'base' from of_iomap() not released on lines: 496.\n\nThis problem was also found in linux-next. In mtk_clk_simple_probe(),\nbase is not released when handling errors\nif clk_data is not existed, which may cause a leak.\nSo free_base should be added here to release base.","publishedAt":"2025-09-18T16:04:06.635Z","updatedAt":"2026-05-11T19:44:42.697Z","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":"c58cd0e40ffac67961b945793876b973728f9b80","status":"affected","lessThan":"847d5dd788ce05f0aaaa36ea174f7f0b9cf86f7d","versionType":"git"},{"version":"c58cd0e40ffac67961b945793876b973728f9b80","status":"affected","lessThan":"2cae6a28d8c12c597e8656962271520434c61c48","versionType":"git"},{"version":"c58cd0e40ffac67961b945793876b973728f9b80","status":"affected","lessThan":"47234e19b00816a8a7b278c7173f6d4e928c43c7","versionType":"git"},{"version":"c58cd0e40ffac67961b945793876b973728f9b80","status":"affected","lessThan":"3db7285e044144fd88a356f5b641b9cd4b231a77","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/clk/mediatek/clk-mtk.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.15","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.15","versionType":"semver"},{"version":"6.1.164","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.3.13","status":"unaffected","lessThanOrEqual":"6.3.*","versionType":"semver"},{"version":"6.4.4","status":"unaffected","lessThanOrEqual":"6.4.*","versionType":"semver"},{"version":"6.5","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/clk/mediatek/clk-mtk.c"]}],"references":["https://git.kernel.org/stable/c/847d5dd788ce05f0aaaa36ea174f7f0b9cf86f7d","https://git.kernel.org/stable/c/2cae6a28d8c12c597e8656962271520434c61c48","https://git.kernel.org/stable/c/47234e19b00816a8a7b278c7173f6d4e928c43c7","https://git.kernel.org/stable/c/3db7285e044144fd88a356f5b641b9cd4b231a77"],"weaknesses":["CWE-401"],"ingestedAt":"2026-10-29T20:06:33.064Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/53xxx/CVE-2023-53424.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-53424","state":"PUBLISHED","datePublished":"2025-09-18T16:04:06.635Z","dateUpdated":"2026-05-11T19:44:42.697Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-09-17T14:54:09.742Z"},"containers":{"cna":{"title":"clk: mediatek: fix of_iomap memory leak","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nclk: mediatek: fix of_iomap memory leak\n\nSmatch reports:\ndrivers/clk/mediatek/clk-mtk.c:583 mtk_clk_simple_probe() warn:\n    'base' from of_iomap() not released on lines: 496.\n\nThis problem was also found in linux-next. In mtk_clk_simple_probe(),\nbase is not released when handling errors\nif clk_data is not existed, which may cause a leak.\nSo free_base should be added here to release base."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"c58cd0e40ffac67961b945793876b973728f9b80","status":"affected","lessThan":"847d5dd788ce05f0aaaa36ea174f7f0b9cf86f7d","versionType":"git"},{"version":"c58cd0e40ffac67961b945793876b973728f9b80","status":"affected","lessThan":"2cae6a28d8c12c597e8656962271520434c61c48","versionType":"git"},{"version":"c58cd0e40ffac67961b945793876b973728f9b80","status":"affected","lessThan":"47234e19b00816a8a7b278c7173f6d4e928c43c7","versionType":"git"},{"version":"c58cd0e40ffac67961b945793876b973728f9b80","status":"affected","lessThan":"3db7285e044144fd88a356f5b641b9cd4b231a77","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/clk/mediatek/clk-mtk.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.15","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.15","versionType":"semver"},{"version":"6.1.164","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.3.13","status":"unaffected","lessThanOrEqual":"6.3.*","versionType":"semver"},{"version":"6.4.4","status":"unaffected","lessThanOrEqual":"6.4.*","versionType":"semver"},{"version":"6.5","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/clk/mediatek/clk-mtk.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/847d5dd788ce05f0aaaa36ea174f7f0b9cf86f7d"},{"url":"https://git.kernel.org/stable/c/2cae6a28d8c12c597e8656962271520434c61c48"},{"url":"https://git.kernel.org/stable/c/47234e19b00816a8a7b278c7173f6d4e928c43c7"},{"url":"https://git.kernel.org/stable/c/3db7285e044144fd88a356f5b641b9cd4b231a77"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:44:42.697Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15","versionEndExcluding":"6.1.164"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15","versionEndExcluding":"6.3.13"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15","versionEndExcluding":"6.4.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15","versionEndExcluding":"6.5"}]}]}],"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-2023-53424","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-01-14T19:13:05.386130Z"}}}],"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":"2026-01-14T19:23:08.456Z"}}]}}}