{"id":"CVE-2022-49867","state":"PUBLISHED","title":"net: wwan: iosm: fix memory leak in ipc_wwan_dellink","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: wwan: iosm: fix memory leak in ipc_wwan_dellink\n\nIOSM driver registers network device without setting the\nneeds_free_netdev flag, and does NOT call free_netdev() when\nunregisters network device, which causes a memory leak.\n\nThis patch sets needs_free_netdev to true when registers\nnetwork device, which makes netdev subsystem call free_netdev()\nautomatically after unregister_netdevice().","publishedAt":"2025-05-01T14:10:19.215Z","updatedAt":"2026-05-11T19:08:16.723Z","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":"2a54f2c7793409736f2e5ea101e050b3f1997088","status":"affected","lessThan":"2ce2348c2858d723f7fe389dead9b43b08e0944e","versionType":"git"},{"version":"2a54f2c7793409736f2e5ea101e050b3f1997088","status":"affected","lessThan":"128514b51a5ba2c82f9e4a106f1c10423907618a","versionType":"git"},{"version":"2a54f2c7793409736f2e5ea101e050b3f1997088","status":"affected","lessThan":"f25caaca424703d5a0607310f0452f978f1f78d9","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wwan/iosm/iosm_ipc_wwan.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.14","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.14","versionType":"semver"},{"version":"5.15.79","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.0.9","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/net/wwan/iosm/iosm_ipc_wwan.c"]}],"references":["https://git.kernel.org/stable/c/2ce2348c2858d723f7fe389dead9b43b08e0944e","https://git.kernel.org/stable/c/128514b51a5ba2c82f9e4a106f1c10423907618a","https://git.kernel.org/stable/c/f25caaca424703d5a0607310f0452f978f1f78d9"],"weaknesses":["CWE-401"],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/49xxx/CVE-2022-49867.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-49867","state":"PUBLISHED","datePublished":"2025-05-01T14:10:19.215Z","dateUpdated":"2026-05-11T19:08:16.723Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-05-01T14:05:17.237Z"},"containers":{"cna":{"title":"net: wwan: iosm: fix memory leak in ipc_wwan_dellink","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: wwan: iosm: fix memory leak in ipc_wwan_dellink\n\nIOSM driver registers network device without setting the\nneeds_free_netdev flag, and does NOT call free_netdev() when\nunregisters network device, which causes a memory leak.\n\nThis patch sets needs_free_netdev to true when registers\nnetwork device, which makes netdev subsystem call free_netdev()\nautomatically after unregister_netdevice()."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"2a54f2c7793409736f2e5ea101e050b3f1997088","status":"affected","lessThan":"2ce2348c2858d723f7fe389dead9b43b08e0944e","versionType":"git"},{"version":"2a54f2c7793409736f2e5ea101e050b3f1997088","status":"affected","lessThan":"128514b51a5ba2c82f9e4a106f1c10423907618a","versionType":"git"},{"version":"2a54f2c7793409736f2e5ea101e050b3f1997088","status":"affected","lessThan":"f25caaca424703d5a0607310f0452f978f1f78d9","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wwan/iosm/iosm_ipc_wwan.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.14","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.14","versionType":"semver"},{"version":"5.15.79","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.0.9","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/net/wwan/iosm/iosm_ipc_wwan.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/2ce2348c2858d723f7fe389dead9b43b08e0944e"},{"url":"https://git.kernel.org/stable/c/128514b51a5ba2c82f9e4a106f1c10423907618a"},{"url":"https://git.kernel.org/stable/c/f25caaca424703d5a0607310f0452f978f1f78d9"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:08:16.723Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.14","versionEndExcluding":"5.15.79"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.14","versionEndExcluding":"6.0.9"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.14","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":"2025-10-01T16:04:34.997683Z","id":"CVE-2022-49867","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":"2025-10-01T16:04:38.269Z"}}]}}}