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CVE-2018-5683
The vga_draw_text function in Qemu allows local OS guest privileged users to cause a denial of service (out-of-bounds read and QEMU…
Medium6.0EPSS 0.68%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
The vga_draw_text function in Qemu allows local OS guest privileged users to cause a denial of service (out-of-bounds read and QEMU process crash) by leveraging improper memory address validation.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Medium6.0 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.68% · top 47% of all CVEs (3 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.0.
Weakness
Affected products
n/a
- affected n/a
References (9)
- RHSA-2018:2162 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- [debian-lts-announce] 20180906 [SECURITY] [DLA 1497-1] qemu security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- DSA-4213 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- RHSA-2018:0816 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2018:1104 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- [Qemu-devel] 20180112 Re: [Qemu-devel] [PATCH v3] vga: check the validation of memory addr when draw text (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- USN-3575-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- 102518 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- [oss-security] 20180115 CVE-2018-5683 Qemu: Out-of-bounds read in vga_draw_text routine (opens in a new tab)mailing-listx_refsource_MLISTx_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-2018-5683)Record last updated .