CVE-2026-46189In the Linux kernel, the following vulnerability has been resolved: RDMA/vmw_pvrdma: Fix double free on pvrdma_alloc_ucontext() error path Sashiko points out that pvrdma_uar_free() is already called…
Updated under an hour ago ()
Does this affect you?
It affects linux_kernel. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
Do this next
Free account, 1 product
In the Linux kernel, the following vulnerability has been resolved: RDMA/vmw_pvrdma: Fix double free on pvrdma_alloc_ucontext() error path Sashiko points out that pvrdma_uar_free() is already called within pvrdma_dealloc_ucontext(), so calling it before triggers a double free.
- CVSS
- 7.8 HIGH (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-415, CWE-763
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Not given
- NVD analysis
- Modified
- Record last updated
- Sep 9, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
linux linux_kernel linux:linux_kernel | from 4.10 before 5.10.258; from 5.11 before 5.15.209; from 5.16 before 6.1.175; from 6.2 before 6.6.140; from 6.7 before 6.12.88; from 6.13 before 6.18.30; from 6.19 before 7.0.7; 7.1; and 1 more ranges | NVD |
References
- https://git.kernel.org/stable/c/0c63333ff97bd1275294fd12840a0efe9d7a4c59patch
- https://git.kernel.org/stable/c/1df5711121cdc11e76b889408fdbe459feba1d39patch
- https://git.kernel.org/stable/c/269967d7693304e1f06ed2dff4ebbbeeb397cda4patch
- https://git.kernel.org/stable/c/3a231c34c5bc3d3cfc850b877758ec9fdaa8a483patch
- https://git.kernel.org/stable/c/45d25e3ec17900bf5a9d6876ff16ceee31c4c0e0patch
- https://git.kernel.org/stable/c/935ee27d0904aa944cbcc979094c20e5ef62eeadpatch
- https://git.kernel.org/stable/c/e38e86995df27f1f854063dab1f0c6a513db3fafpatch
- https://git.kernel.org/stable/c/ecc36a82ecfcfdf3c6606d209f22ec5543c410e0patch
- https://access.redhat.com/errata/RHSA-2026:30848
- https://access.redhat.com/errata/RHSA-2026:33685
- https://access.redhat.com/errata/RHSA-2026:33743
- https://access.redhat.com/errata/RHSA-2026:35904
- https://access.redhat.com/errata/RHSA-2026:36049
- https://access.redhat.com/errata/RHSA-2026:36073
- https://access.redhat.com/errata/RHSA-2026:36767
- https://access.redhat.com/errata/RHSA-2026:38902
- https://access.redhat.com/errata/RHSA-2026:40068
- https://access.redhat.com/errata/RHSA-2026:40760
- https://access.redhat.com/errata/RHSA-2026:47633
- https://access.redhat.com/security/cve/CVE-2026-46189
- https://bugzilla.redhat.com/show_bug.cgi?id=2482588
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-46189.json
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.