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CVE-2018-14734
drivers/infiniband/core/ucma.c in the Linux kernel through 4.17.11 allows ucma_leave_multicast to access a certain data structure after a…
High7.8EPSS 0.57%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
drivers/infiniband/core/ucma.c in the Linux kernel through 4.17.11 allows ucma_leave_multicast to access a certain data structure after a cleanup step in ucma_process_join, which allows attackers to cause a denial of service (use-after-free).
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | High7.8 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.57% · top 53% of all CVEs (4 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Weakness
Affected products
n/a
- affected n/a
References (14)
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cb2595c1393b4a5211534e6f0a0fbad369e21ad8 (opens in a new tab)x_refsource_MISCx_transferred
- USN-3797-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- USN-3847-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- USN-3797-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- [debian-lts-announce] 20181003 [SECURITY] [DLA 1531-1] linux-4.9 security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- USN-3847-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- USN-3849-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- USN-3849-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- DSA-4308 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- https://github.com/torvalds/linux/commit/cb2595c1393b4a5211534e6f0a0fbad369e21ad8 (opens in a new tab)x_refsource_MISCx_transferred
- USN-3847-3 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- RHSA-2019:0831 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2019:2043 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2019:2029 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://trackcve.app/cve/CVE-2018-14734)Record last updated .