{"id":"CVE-2022-50523","state":"PUBLISHED","title":"clk: rockchip: Fix memory leak in rockchip_clk_register_pll()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nclk: rockchip: Fix memory leak in rockchip_clk_register_pll()\n\nIf clk_register() fails, @pll->rate_table may have allocated memory by\nkmemdup(), so it needs to be freed, otherwise will cause memory leak\nissue, this patch fixes it.","publishedAt":"2025-10-07T15:19:16.595Z","updatedAt":"2026-05-11T19:21:04.545Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"90c590254051f511299538c158e12fdad41ce163","status":"affected","lessThan":"20201c3a0a32f127fa4bdf379d6ac01c2978702d","versionType":"git"},{"version":"90c590254051f511299538c158e12fdad41ce163","status":"affected","lessThan":"86e1e080ad14c5fb6c14a5f0eb530b1b38cbc968","versionType":"git"},{"version":"90c590254051f511299538c158e12fdad41ce163","status":"affected","lessThan":"f02c1d8dc8d880cbaaf9094b4f396fe868ee23ff","versionType":"git"},{"version":"90c590254051f511299538c158e12fdad41ce163","status":"affected","lessThan":"26b94635f1c84d7f6cb482179125cb17e59c90a5","versionType":"git"},{"version":"90c590254051f511299538c158e12fdad41ce163","status":"affected","lessThan":"f4d70c139d313948e02360304a6cbcd3a4f5deb5","versionType":"git"},{"version":"90c590254051f511299538c158e12fdad41ce163","status":"affected","lessThan":"5b0a1f1247cd42ac5e0d369f8dbb58762692edee","versionType":"git"},{"version":"90c590254051f511299538c158e12fdad41ce163","status":"affected","lessThan":"dcd4ba068b194c6ef0071491aa3f12bec8c14d5b","versionType":"git"},{"version":"90c590254051f511299538c158e12fdad41ce163","status":"affected","lessThan":"f2ffb8653ea85ae39ce44347751fcc4c3e41f6bb","versionType":"git"},{"version":"90c590254051f511299538c158e12fdad41ce163","status":"affected","lessThan":"739a6a6bbdb793bd57938cb24aa5a6df89983546","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/clk/rockchip/clk-pll.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.17","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.17","versionType":"semver"},{"version":"4.9.337","status":"unaffected","lessThanOrEqual":"4.9.*","versionType":"semver"},{"version":"4.14.303","status":"unaffected","lessThanOrEqual":"4.14.*","versionType":"semver"},{"version":"4.19.270","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.229","status":"unaffected","lessThanOrEqual":"5.4.*","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":["drivers/clk/rockchip/clk-pll.c"]}],"references":["https://git.kernel.org/stable/c/20201c3a0a32f127fa4bdf379d6ac01c2978702d","https://git.kernel.org/stable/c/86e1e080ad14c5fb6c14a5f0eb530b1b38cbc968","https://git.kernel.org/stable/c/f02c1d8dc8d880cbaaf9094b4f396fe868ee23ff","https://git.kernel.org/stable/c/26b94635f1c84d7f6cb482179125cb17e59c90a5","https://git.kernel.org/stable/c/f4d70c139d313948e02360304a6cbcd3a4f5deb5","https://git.kernel.org/stable/c/5b0a1f1247cd42ac5e0d369f8dbb58762692edee","https://git.kernel.org/stable/c/dcd4ba068b194c6ef0071491aa3f12bec8c14d5b","https://git.kernel.org/stable/c/f2ffb8653ea85ae39ce44347751fcc4c3e41f6bb","https://git.kernel.org/stable/c/739a6a6bbdb793bd57938cb24aa5a6df89983546"],"weaknesses":[],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/50xxx/CVE-2022-50523.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-50523","state":"PUBLISHED","datePublished":"2025-10-07T15:19:16.595Z","dateUpdated":"2026-05-11T19:21:04.545Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-10-07T15:15:38.663Z"},"containers":{"cna":{"title":"clk: rockchip: Fix memory leak in rockchip_clk_register_pll()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nclk: rockchip: Fix memory leak in rockchip_clk_register_pll()\n\nIf clk_register() fails, @pll->rate_table may have allocated memory by\nkmemdup(), so it needs to be freed, otherwise will cause memory leak\nissue, this patch fixes 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