{"id":"CVE-2022-50138","state":"PUBLISHED","title":"RDMA/qedr: Fix potential memory leak in __qedr_alloc_mr()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/qedr: Fix potential memory leak in __qedr_alloc_mr()\n\n__qedr_alloc_mr() allocates a memory chunk for \"mr->info.pbl_table\" with\ninit_mr_info(). When rdma_alloc_tid() and rdma_register_tid() fail, \"mr\"\nis released while \"mr->info.pbl_table\" is not released, which will lead\nto a memory leak.\n\nWe should release the \"mr->info.pbl_table\" with qedr_free_pbl() when error\noccurs to fix the memory leak.","publishedAt":"2025-06-18T11:03:01.557Z","updatedAt":"2026-05-11T19:13:33.599Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"e0290cce6ac02f8e5ec501f25f6f6900f384550c","status":"affected","lessThan":"79ce50dddaf28b5c57911ecc80a2be17a0b17f83","versionType":"git"},{"version":"e0290cce6ac02f8e5ec501f25f6f6900f384550c","status":"affected","lessThan":"7e647a8d5fc0a2c8e0f36f585a6388286a25bb15","versionType":"git"},{"version":"e0290cce6ac02f8e5ec501f25f6f6900f384550c","status":"affected","lessThan":"07ba048df306dc93fc4d2ef670b9e24644a2069f","versionType":"git"},{"version":"e0290cce6ac02f8e5ec501f25f6f6900f384550c","status":"affected","lessThan":"b4c9f7db9f0148423557539af0fdf513338efe08","versionType":"git"},{"version":"e0290cce6ac02f8e5ec501f25f6f6900f384550c","status":"affected","lessThan":"b3236a64ddd125a455ef5b5316c1b9051b732974","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/infiniband/hw/qedr/verbs.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.9","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.9","versionType":"semver"},{"version":"5.10.137","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.61","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.18.18","status":"unaffected","lessThanOrEqual":"5.18.*","versionType":"semver"},{"version":"5.19.2","status":"unaffected","lessThanOrEqual":"5.19.*","versionType":"semver"},{"version":"6.0","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/infiniband/hw/qedr/verbs.c"]}],"references":["https://git.kernel.org/stable/c/79ce50dddaf28b5c57911ecc80a2be17a0b17f83","https://git.kernel.org/stable/c/7e647a8d5fc0a2c8e0f36f585a6388286a25bb15","https://git.kernel.org/stable/c/07ba048df306dc93fc4d2ef670b9e24644a2069f","https://git.kernel.org/stable/c/b4c9f7db9f0148423557539af0fdf513338efe08","https://git.kernel.org/stable/c/b3236a64ddd125a455ef5b5316c1b9051b732974"],"weaknesses":[],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/50xxx/CVE-2022-50138.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-50138","state":"PUBLISHED","datePublished":"2025-06-18T11:03:01.557Z","dateUpdated":"2026-05-11T19:13:33.599Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-06-18T10:57:27.422Z"},"containers":{"cna":{"title":"RDMA/qedr: Fix potential memory leak in __qedr_alloc_mr()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/qedr: Fix potential memory leak in __qedr_alloc_mr()\n\n__qedr_alloc_mr() allocates a memory chunk for \"mr->info.pbl_table\" with\ninit_mr_info(). When rdma_alloc_tid() and rdma_register_tid() fail, \"mr\"\nis released while \"mr->info.pbl_table\" is not released, which will lead\nto a memory leak.\n\nWe should release the \"mr->info.pbl_table\" with qedr_free_pbl() when error\noccurs to fix the memory leak."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"e0290cce6ac02f8e5ec501f25f6f6900f384550c","status":"affected","lessThan":"79ce50dddaf28b5c57911ecc80a2be17a0b17f83","versionType":"git"},{"version":"e0290cce6ac02f8e5ec501f25f6f6900f384550c","status":"affected","lessThan":"7e647a8d5fc0a2c8e0f36f585a6388286a25bb15","versionType":"git"},{"version":"e0290cce6ac02f8e5ec501f25f6f6900f384550c","status":"affected","lessThan":"07ba048df306dc93fc4d2ef670b9e24644a2069f","versionType":"git"},{"version":"e0290cce6ac02f8e5ec501f25f6f6900f384550c","status":"affected","lessThan":"b4c9f7db9f0148423557539af0fdf513338efe08","versionType":"git"},{"version":"e0290cce6ac02f8e5ec501f25f6f6900f384550c","status":"affected","lessThan":"b3236a64ddd125a455ef5b5316c1b9051b732974","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/infiniband/hw/qedr/verbs.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.9","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.9","versionType":"semver"},{"version":"5.10.137","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.61","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.18.18","status":"unaffected","lessThanOrEqual":"5.18.*","versionType":"semver"},{"version":"5.19.2","status":"unaffected","lessThanOrEqual":"5.19.*","versionType":"semver"},{"version":"6.0","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/infiniband/hw/qedr/verbs.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/79ce50dddaf28b5c57911ecc80a2be17a0b17f83"},{"url":"https://git.kernel.org/stable/c/7e647a8d5fc0a2c8e0f36f585a6388286a25bb15"},{"url":"https://git.kernel.org/stable/c/07ba048df306dc93fc4d2ef670b9e24644a2069f"},{"url":"https://git.kernel.org/stable/c/b4c9f7db9f0148423557539af0fdf513338efe08"},{"url":"https://git.kernel.org/stable/c/b3236a64ddd125a455ef5b5316c1b9051b732974"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:13:33.599Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.9","versionEndExcluding":"5.10.137"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.9","versionEndExcluding":"5.15.61"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.9","versionEndExcluding":"5.18.18"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.9","versionEndExcluding":"5.19.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.9","versionEndExcluding":"6.0"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}