{"id":"CVE-2026-46189","summary":"RDMA/vmw_pvrdma: Fix double free on pvrdma_alloc_ucontext() error path","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/vmw_pvrdma: Fix double free on pvrdma_alloc_ucontext() error path\n\nSashiko points out that pvrdma_uar_free() is already called within\npvrdma_dealloc_ucontext(), so calling it before triggers a double free.","modified":"2026-07-03T03:53:28.938281973Z","published":"2026-05-28T09:36:43.205Z","related":["ALSA-2026:30848","ALSA-2026:33685","ALSA-2026:33743","openSUSE-SU-2026:10954-1"],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46189.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/0c63333ff97bd1275294fd12840a0efe9d7a4c59"},{"type":"WEB","url":"https://git.kernel.org/stable/c/1df5711121cdc11e76b889408fdbe459feba1d39"},{"type":"WEB","url":"https://git.kernel.org/stable/c/269967d7693304e1f06ed2dff4ebbbeeb397cda4"},{"type":"WEB","url":"https://git.kernel.org/stable/c/3a231c34c5bc3d3cfc850b877758ec9fdaa8a483"},{"type":"WEB","url":"https://git.kernel.org/stable/c/45d25e3ec17900bf5a9d6876ff16ceee31c4c0e0"},{"type":"WEB","url":"https://git.kernel.org/stable/c/935ee27d0904aa944cbcc979094c20e5ef62eead"},{"type":"WEB","url":"https://git.kernel.org/stable/c/e38e86995df27f1f854063dab1f0c6a513db3faf"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ecc36a82ecfcfdf3c6606d209f22ec5543c410e0"},{"type":"WEB","url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-46189.json"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:30848"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:33685"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:33743"},{"type":"ADVISORY","url":"https://access.redhat.com/security/cve/CVE-2026-46189"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46189.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-46189"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2482588"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"29c8d9eba550c6d73d17cc1618a9f5f2a7345aa1"},{"fixed":"269967d7693304e1f06ed2dff4ebbbeeb397cda4"},{"fixed":"1df5711121cdc11e76b889408fdbe459feba1d39"},{"fixed":"3a231c34c5bc3d3cfc850b877758ec9fdaa8a483"},{"fixed":"ecc36a82ecfcfdf3c6606d209f22ec5543c410e0"},{"fixed":"45d25e3ec17900bf5a9d6876ff16ceee31c4c0e0"},{"fixed":"0c63333ff97bd1275294fd12840a0efe9d7a4c59"},{"fixed":"935ee27d0904aa944cbcc979094c20e5ef62eead"},{"fixed":"e38e86995df27f1f854063dab1f0c6a513db3faf"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-46189.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.10.0"},{"fixed":"5.10.258"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.209"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.1.175"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.6.140"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.12.88"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.30"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"7.0.7"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-46189.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}