{"id":"CVE-2022-49448","state":"PUBLISHED","title":"soc: bcm: Check for NULL return of devm_kzalloc()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nsoc: bcm: Check for NULL return of devm_kzalloc()\n\nAs the potential failure of allocation, devm_kzalloc() may return NULL.  Then\nthe 'pd->pmb' and the follow lines of code may bring null pointer dereference.\n\nTherefore, it is better to check the return value of devm_kzalloc() to avoid\nthis confusion.","publishedAt":"2025-02-26T02:12:59.203Z","updatedAt":"2026-05-11T19:00:04.160Z","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":"8bcac4011ebe0dbdd46fd55b036ee855c95702d3","status":"affected","lessThan":"5650e103bfc70156001615861fb8aafb3947da6e","versionType":"git"},{"version":"8bcac4011ebe0dbdd46fd55b036ee855c95702d3","status":"affected","lessThan":"36339ea7bae4943be01c8e9545e46e334591fecd","versionType":"git"},{"version":"8bcac4011ebe0dbdd46fd55b036ee855c95702d3","status":"affected","lessThan":"b48b98743b568bb219152ba2e15af6ef0d3d8a9b","versionType":"git"},{"version":"8bcac4011ebe0dbdd46fd55b036ee855c95702d3","status":"affected","lessThan":"b4bd2aafacce48db26b0a213d849818d940556dd","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/soc/bcm/bcm63xx/bcm-pmb.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.12","versionType":"semver"},{"version":"5.15.46","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.17.14","status":"unaffected","lessThanOrEqual":"5.17.*","versionType":"semver"},{"version":"5.18.3","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":["drivers/soc/bcm/bcm63xx/bcm-pmb.c"]}],"references":["https://git.kernel.org/stable/c/5650e103bfc70156001615861fb8aafb3947da6e","https://git.kernel.org/stable/c/36339ea7bae4943be01c8e9545e46e334591fecd","https://git.kernel.org/stable/c/b48b98743b568bb219152ba2e15af6ef0d3d8a9b","https://git.kernel.org/stable/c/b4bd2aafacce48db26b0a213d849818d940556dd"],"weaknesses":["CWE-476"],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/49xxx/CVE-2022-49448.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-49448","state":"PUBLISHED","datePublished":"2025-02-26T02:12:59.203Z","dateUpdated":"2026-05-11T19:00:04.160Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-02-26T02:08:31.572Z"},"containers":{"cna":{"title":"soc: bcm: Check for NULL return of devm_kzalloc()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nsoc: bcm: Check for NULL return of devm_kzalloc()\n\nAs the potential failure of allocation, devm_kzalloc() may return NULL.  Then\nthe 'pd->pmb' and the follow lines of code may bring null pointer dereference.\n\nTherefore, it is better to check the return value of devm_kzalloc() to avoid\nthis confusion."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"8bcac4011ebe0dbdd46fd55b036ee855c95702d3","status":"affected","lessThan":"5650e103bfc70156001615861fb8aafb3947da6e","versionType":"git"},{"version":"8bcac4011ebe0dbdd46fd55b036ee855c95702d3","status":"affected","lessThan":"36339ea7bae4943be01c8e9545e46e334591fecd","versionType":"git"},{"version":"8bcac4011ebe0dbdd46fd55b036ee855c95702d3","status":"affected","lessThan":"b48b98743b568bb219152ba2e15af6ef0d3d8a9b","versionType":"git"},{"version":"8bcac4011ebe0dbdd46fd55b036ee855c95702d3","status":"affected","lessThan":"b4bd2aafacce48db26b0a213d849818d940556dd","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/soc/bcm/bcm63xx/bcm-pmb.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.12","versionType":"semver"},{"version":"5.15.46","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.17.14","status":"unaffected","lessThanOrEqual":"5.17.*","versionType":"semver"},{"version":"5.18.3","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":["drivers/soc/bcm/bcm63xx/bcm-pmb.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/5650e103bfc70156001615861fb8aafb3947da6e"},{"url":"https://git.kernel.org/stable/c/36339ea7bae4943be01c8e9545e46e334591fecd"},{"url":"https://git.kernel.org/stable/c/b48b98743b568bb219152ba2e15af6ef0d3d8a9b"},{"url":"https://git.kernel.org/stable/c/b4bd2aafacce48db26b0a213d849818d940556dd"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:00:04.160Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12","versionEndExcluding":"5.15.46"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12","versionEndExcluding":"5.17.14"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12","versionEndExcluding":"5.18.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12","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-2022-49448","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2025-10-01T19:40:39.579676Z"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-476","lang":"en","type":"CWE","description":"CWE-476 NULL Pointer Dereference"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-10-01T19:46:48.526Z"}}]}}}