{"id":"CVE-2022-49915","state":"PUBLISHED","title":"mISDN: fix possible memory leak in mISDN_register_device()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmISDN: fix possible memory leak in mISDN_register_device()\n\nAfer commit 1fa5ae857bb1 (\"driver core: get rid of struct device's\nbus_id string array\"), the name of device is allocated dynamically,\nadd put_device() to give up the reference, so that the name can be\nfreed in kobject_cleanup() when the refcount is 0.\n\nSet device class before put_device() to avoid null release() function\nWARN message in device_release().","publishedAt":"2025-05-01T14:10:56.208Z","updatedAt":"2026-05-11T19:09:10.458Z","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":"1fa5ae857bb14f6046205171d98506d8112dd74e","status":"affected","lessThan":"d1d1aede313eb2b9a84afd60ff6cfb7c33631e0e","versionType":"git"},{"version":"1fa5ae857bb14f6046205171d98506d8112dd74e","status":"affected","lessThan":"080aabfb29b2ee9cbb8894a1d039651943d3773e","versionType":"git"},{"version":"1fa5ae857bb14f6046205171d98506d8112dd74e","status":"affected","lessThan":"a636fc5a7cabd05699b5692ad838c2c7a3abec7b","versionType":"git"},{"version":"1fa5ae857bb14f6046205171d98506d8112dd74e","status":"affected","lessThan":"2ff6b669523d3b3d253a044fa9636a67d0694995","versionType":"git"},{"version":"1fa5ae857bb14f6046205171d98506d8112dd74e","status":"affected","lessThan":"e77d213843e67b4373285712699b692f9c743f61","versionType":"git"},{"version":"1fa5ae857bb14f6046205171d98506d8112dd74e","status":"affected","lessThan":"029d5b7688a2f3a86f2a3be5a6ba9cc968c80e41","versionType":"git"},{"version":"1fa5ae857bb14f6046205171d98506d8112dd74e","status":"affected","lessThan":"0d4e91efcaee081e919b3c50e875ecbb84290e41","versionType":"git"},{"version":"1fa5ae857bb14f6046205171d98506d8112dd74e","status":"affected","lessThan":"e7d1d4d9ac0dfa40be4c2c8abd0731659869b297","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/isdn/mISDN/core.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.30","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.30","versionType":"semver"},{"version":"4.9.333","status":"unaffected","lessThanOrEqual":"4.9.*","versionType":"semver"},{"version":"4.14.299","status":"unaffected","lessThanOrEqual":"4.14.*","versionType":"semver"},{"version":"4.19.265","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.224","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.154","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.78","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.0.8","status":"unaffected","lessThanOrEqual":"6.0.*","versionType":"semver"},{"version":"6.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/isdn/mISDN/core.c"]}],"references":["https://git.kernel.org/stable/c/d1d1aede313eb2b9a84afd60ff6cfb7c33631e0e","https://git.kernel.org/stable/c/080aabfb29b2ee9cbb8894a1d039651943d3773e","https://git.kernel.org/stable/c/a636fc5a7cabd05699b5692ad838c2c7a3abec7b","https://git.kernel.org/stable/c/2ff6b669523d3b3d253a044fa9636a67d0694995","https://git.kernel.org/stable/c/e77d213843e67b4373285712699b692f9c743f61","https://git.kernel.org/stable/c/029d5b7688a2f3a86f2a3be5a6ba9cc968c80e41","https://git.kernel.org/stable/c/0d4e91efcaee081e919b3c50e875ecbb84290e41","https://git.kernel.org/stable/c/e7d1d4d9ac0dfa40be4c2c8abd0731659869b297"],"weaknesses":["CWE-401"],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/49xxx/CVE-2022-49915.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-49915","state":"PUBLISHED","datePublished":"2025-05-01T14:10:56.208Z","dateUpdated":"2026-05-11T19:09:10.458Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-05-01T14:05:17.251Z"},"containers":{"cna":{"title":"mISDN: fix possible memory leak in mISDN_register_device()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmISDN: fix possible memory leak in mISDN_register_device()\n\nAfer commit 1fa5ae857bb1 (\"driver core: get rid of struct device's\nbus_id string array\"), the name of device is allocated dynamically,\nadd put_device() to give up the reference, so that the name can be\nfreed in kobject_cleanup() when the refcount is 0.\n\nSet device class before put_device() to avoid null release() function\nWARN message in device_release()."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"1fa5ae857bb14f6046205171d98506d8112dd74e","status":"affected","lessThan":"d1d1aede313eb2b9a84afd60ff6cfb7c33631e0e","versionType":"git"},{"version":"1fa5ae857bb14f6046205171d98506d8112dd74e","status":"affected","lessThan":"080aabfb29b2ee9cbb8894a1d039651943d3773e","versionType":"git"},{"version":"1fa5ae857bb14f6046205171d98506d8112dd74e","status":"affected","lessThan":"a636fc5a7cabd05699b5692ad838c2c7a3abec7b","versionType":"git"},{"version":"1fa5ae857bb14f6046205171d98506d8112dd74e","status":"affected","lessThan":"2ff6b669523d3b3d253a044fa9636a67d0694995","versionType":"git"},{"version":"1fa5ae857bb14f6046205171d98506d8112dd74e","status":"affected","lessThan":"e77d213843e67b4373285712699b692f9c743f61","versionType":"git"},{"version":"1fa5ae857bb14f6046205171d98506d8112dd74e","status":"affected","lessThan":"029d5b7688a2f3a86f2a3be5a6ba9cc968c80e41","versionType":"git"},{"version":"1fa5ae857bb14f6046205171d98506d8112dd74e","status":"affected","lessThan":"0d4e91efcaee081e919b3c50e875ecbb84290e41","versionType":"git"},{"version":"1fa5ae857bb14f6046205171d98506d8112dd74e","status":"affected","lessThan":"e7d1d4d9ac0dfa40be4c2c8abd0731659869b297","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/isdn/mISDN/core.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.30","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.30","versionType":"semver"},{"version":"4.9.333","status":"unaffected","lessThanOrEqual":"4.9.*","versionType":"semver"},{"version":"4.14.299","status":"unaffected","lessThanOrEqual":"4.14.*","versionType":"semver"},{"version":"4.19.265","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.224","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.154","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.78","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.0.8","status":"unaffected","lessThanOrEqual":"6.0.*","versionType":"semver"},{"version":"6.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/isdn/mISDN/core.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/d1d1aede313eb2b9a84afd60ff6cfb7c33631e0e"},{"url":"https://git.kernel.org/stable/c/080aabfb29b2ee9cbb8894a1d039651943d3773e"},{"url":"https://git.kernel.org/stable/c/a636fc5a7cabd05699b5692ad838c2c7a3abec7b"},{"url":"https://git.kernel.org/stable/c/2ff6b669523d3b3d253a044fa9636a67d0694995"},{"url":"https://git.kernel.org/stable/c/e77d213843e67b4373285712699b692f9c743f61"},{"url":"https://git.kernel.org/stable/c/029d5b7688a2f3a86f2a3be5a6ba9cc968c80e41"},{"url":"https://git.kernel.org/stable/c/0d4e91efcaee081e919b3c50e875ecbb84290e41"},{"url":"https://git.kernel.org/stable/c/e7d1d4d9ac0dfa40be4c2c8abd0731659869b297"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:09:10.458Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"4.9.333"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"4.14.299"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"4.19.265"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"5.4.224"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"5.10.154"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"5.15.78"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"6.0.8"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"6.1"}]}]}],"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":{"timestamp":"2025-10-01T16:00:31.674785Z","id":"CVE-2022-49915","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-401","type":"CWE","lang":"en","description":"CWE-401 Missing Release of Memory after Effective Lifetime"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-10-01T16:00:35.098Z"}}]}}}