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CVE-2018-15594
arch/x86/kernel/paravirt.c in the Linux kernel before 4.18.1 mishandles certain indirect calls, which makes it easier for attackers to…
Medium5.5EPSS 0.55%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
arch/x86/kernel/paravirt.c in the Linux kernel before 4.18.1 mishandles certain indirect calls, which makes it easier for attackers to conduct Spectre-v2 attacks against paravirtual guests.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Medium5.5 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
- EPSS (exploitation in 30 days)
- 0.55% · top 54% of all CVEs (6 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Weakness
Affected products
n/a
- affected n/a
References (18)
- USN-3776-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- https://twitter.com/grsecurity/status/1029324426142199808 (opens in a new tab)x_refsource_MISCx_transferred
- USN-3776-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- USN-3777-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- USN-3775-1 (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
- https://github.com/torvalds/linux/commit/5800dc5c19f34e6e03b5adab1282535cb102fafd (opens in a new tab)x_refsource_MISCx_transferred
- DSA-4308 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- USN-3775-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- 105120 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.18.1 (opens in a new tab)x_refsource_MISCx_transferred
- 1041601 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- USN-3777-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5800dc5c19f34e6e03b5adab1282535cb102fafd (opens in a new tab)x_refsource_MISCx_transferred
- USN-3777-3 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- openSUSE-SU-2019:1407 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_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-2018-15594)Record last updated .