{"id":"CVE-2026-46126","state":"PUBLISHED","title":"RDMA/mana: Fix mana_destroy_wq_obj() cleanup in mana_ib_create_qp_rss()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/mana: Fix mana_destroy_wq_obj() cleanup in mana_ib_create_qp_rss()\n\nSashiko points out there are two bugs here in the error unwind flow, both\nrelated to how the WQ table is unwound.\n\nFirst there is a double i-- on the first failure path due to the while loop\nhaving a i--, remove it.\n\nSecond if mana_ib_install_cq_cb() fails then mana_create_wq_obj() is not\nundone due to the above i--.","publishedAt":"2026-05-28T09:35:41.364Z","updatedAt":"2026-06-14T17:56:23.136Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"c15d7802a42402a87880a17eee89ff023e49ecc0","status":"affected","lessThan":"8f23eb6c50f1a4bf32fc4d62cfb9fc39e8e586cf","versionType":"git"},{"version":"c15d7802a42402a87880a17eee89ff023e49ecc0","status":"affected","lessThan":"bb9cb36eaefa4dcb7c0d9f7a01e5c739abdd53a8","versionType":"git"},{"version":"c15d7802a42402a87880a17eee89ff023e49ecc0","status":"affected","lessThan":"9a05a6798177e44dfbe18393be2c1ebb89ab06fd","versionType":"git"},{"version":"c15d7802a42402a87880a17eee89ff023e49ecc0","status":"affected","lessThan":"34ecf795692ee57c393109f4a24ccc313091e137","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/infiniband/hw/mana/qp.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.8","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.8","versionType":"semver"},{"version":"6.12.88","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.30","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.0.7","status":"unaffected","lessThanOrEqual":"7.0.*","versionType":"semver"},{"version":"7.1","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/mana/qp.c"]}],"references":["https://git.kernel.org/stable/c/8f23eb6c50f1a4bf32fc4d62cfb9fc39e8e586cf","https://git.kernel.org/stable/c/bb9cb36eaefa4dcb7c0d9f7a01e5c739abdd53a8","https://git.kernel.org/stable/c/9a05a6798177e44dfbe18393be2c1ebb89ab06fd","https://git.kernel.org/stable/c/34ecf795692ee57c393109f4a24ccc313091e137"],"weaknesses":[],"ingestedAt":"2026-10-29T20:12:07.131Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/46xxx/CVE-2026-46126.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-46126","state":"PUBLISHED","datePublished":"2026-05-28T09:35:41.364Z","dateUpdated":"2026-06-14T17:56:23.136Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-05-13T15:03:33.099Z"},"containers":{"cna":{"title":"RDMA/mana: Fix mana_destroy_wq_obj() cleanup in mana_ib_create_qp_rss()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/mana: Fix mana_destroy_wq_obj() cleanup in mana_ib_create_qp_rss()\n\nSashiko points out there are two bugs here in the error unwind flow, both\nrelated to how the WQ table is unwound.\n\nFirst there is a double i-- on the first failure path due to the while loop\nhaving a i--, remove it.\n\nSecond if mana_ib_install_cq_cb() fails then mana_create_wq_obj() is not\nundone due to the above i--."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"c15d7802a42402a87880a17eee89ff023e49ecc0","status":"affected","lessThan":"8f23eb6c50f1a4bf32fc4d62cfb9fc39e8e586cf","versionType":"git"},{"version":"c15d7802a42402a87880a17eee89ff023e49ecc0","status":"affected","lessThan":"bb9cb36eaefa4dcb7c0d9f7a01e5c739abdd53a8","versionType":"git"},{"version":"c15d7802a42402a87880a17eee89ff023e49ecc0","status":"affected","lessThan":"9a05a6798177e44dfbe18393be2c1ebb89ab06fd","versionType":"git"},{"version":"c15d7802a42402a87880a17eee89ff023e49ecc0","status":"affected","lessThan":"34ecf795692ee57c393109f4a24ccc313091e137","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/infiniband/hw/mana/qp.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.8","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.8","versionType":"semver"},{"version":"6.12.88","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.30","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.0.7","status":"unaffected","lessThanOrEqual":"7.0.*","versionType":"semver"},{"version":"7.1","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/mana/qp.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/8f23eb6c50f1a4bf32fc4d62cfb9fc39e8e586cf"},{"url":"https://git.kernel.org/stable/c/bb9cb36eaefa4dcb7c0d9f7a01e5c739abdd53a8"},{"url":"https://git.kernel.org/stable/c/9a05a6798177e44dfbe18393be2c1ebb89ab06fd"},{"url":"https://git.kernel.org/stable/c/34ecf795692ee57c393109f4a24ccc313091e137"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-06-14T17:56:23.136Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.8","versionEndExcluding":"6.12.88"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.8","versionEndExcluding":"6.18.30"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.8","versionEndExcluding":"7.0.7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.8","versionEndExcluding":"7.1"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}