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CVE-2014-7840
The host_from_stream_offset function in arch_init.c in QEMU, when loading RAM during migration, allows remote attackers to execute…
High7.5EPSS 4.1%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
The host_from_stream_offset function in arch_init.c in QEMU, when loading RAM during migration, allows remote attackers to execute arbitrary code via a crafted (1) offset or (2) length value in savevm data.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 4.1% · top 9.2% of all CVEs (4 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
Affected products
n/a
- affected n/a
References (6)
- RHSA-2015:0624 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=0be839a2701369f669532ea5884c15bead1c6e08 (opens in a new tab)x_refsource_CONFIRMx_transferred
- [qemu-devel] 20141112 [PATCH 0/4] migration: fix CVE-2014-7840 (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- RHSA-2015:0349 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- qemu-cve20147840-code-exec(99194) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=1163075 (opens in a new tab)x_refsource_CONFIRMx_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)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2014-7840)Record last updated .