{"id":"CVE-2024-38573","state":"PUBLISHED","title":"cppc_cpufreq: Fix possible null pointer dereference","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ncppc_cpufreq: Fix possible null pointer dereference\n\ncppc_cpufreq_get_rate() and hisi_cppc_cpufreq_get_rate() can be called from\ndifferent places with various parameters. So cpufreq_cpu_get() can return\nnull as 'policy' in some circumstances.\nFix this bug by adding null return check.\n\nFound by Linux Verification Center (linuxtesting.org) with SVACE.","publishedAt":"2024-06-19T13:35:38.334Z","updatedAt":"2026-05-11T20:19:19.668Z","severity":{"score":7.5,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/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":"a28b2bfc099c6b9caa6ef697660408e076a32019","status":"affected","lessThan":"9a185cc5a79ba408e1c73375706630662304f618","versionType":"git"},{"version":"a28b2bfc099c6b9caa6ef697660408e076a32019","status":"affected","lessThan":"769c4f355b7962895205b86ad35617873feef9a5","versionType":"git"},{"version":"a28b2bfc099c6b9caa6ef697660408e076a32019","status":"affected","lessThan":"f84b9b25d045e67a7eee5e73f21278c8ab06713c","versionType":"git"},{"version":"a28b2bfc099c6b9caa6ef697660408e076a32019","status":"affected","lessThan":"b18daa4ec727c0266de5bfc78e818d168cc4aedf","versionType":"git"},{"version":"a28b2bfc099c6b9caa6ef697660408e076a32019","status":"affected","lessThan":"dfec15222529d22b15e5b0d63572a9e39570cab4","versionType":"git"},{"version":"a28b2bfc099c6b9caa6ef697660408e076a32019","status":"affected","lessThan":"cf7de25878a1f4508c69dc9f6819c21ba177dbfe","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/cpufreq/cppc_cpufreq.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.11","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.11","versionType":"semver"},{"version":"5.15.161","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.93","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.33","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.8.12","status":"unaffected","lessThanOrEqual":"6.8.*","versionType":"semver"},{"version":"6.9.3","status":"unaffected","lessThanOrEqual":"6.9.*","versionType":"semver"},{"version":"6.10","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/cpufreq/cppc_cpufreq.c"]}],"references":["https://git.kernel.org/stable/c/9a185cc5a79ba408e1c73375706630662304f618","https://git.kernel.org/stable/c/769c4f355b7962895205b86ad35617873feef9a5","https://git.kernel.org/stable/c/f84b9b25d045e67a7eee5e73f21278c8ab06713c","https://git.kernel.org/stable/c/b18daa4ec727c0266de5bfc78e818d168cc4aedf","https://git.kernel.org/stable/c/dfec15222529d22b15e5b0d63572a9e39570cab4","https://git.kernel.org/stable/c/cf7de25878a1f4508c69dc9f6819c21ba177dbfe"],"weaknesses":["CWE-476"],"ingestedAt":"2026-10-29T20:07:39.287Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/38xxx/CVE-2024-38573.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-38573","state":"PUBLISHED","datePublished":"2024-06-19T13:35:38.334Z","dateUpdated":"2026-05-11T20:19:19.668Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2024-06-18T19:36:34.924Z"},"containers":{"cna":{"title":"cppc_cpufreq: Fix possible null pointer dereference","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ncppc_cpufreq: Fix possible null pointer dereference\n\ncppc_cpufreq_get_rate() and hisi_cppc_cpufreq_get_rate() can be called from\ndifferent places with various parameters. 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