Back
CVE-2019-13164
qemu-bridge-helper.c in QEMU 3.1 and 4.0.0 does not ensure that a network interface name (obtained from bridge.conf or a --br=bridge…
High7.8EPSS 0.52%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
qemu-bridge-helper.c in QEMU 3.1 and 4.0.0 does not ensure that a network interface name (obtained from bridge.conf or a --br=bridge option) is limited to the IFNAMSIZ size, which can lead to an ACL bypass.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.52% · top 55% 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: High 7.8.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (14)
- https://lists.gnu.org/archive/html/qemu-devel/2019-07/msg00145.html (opens in a new tab)x_refsource_MISCx_transferred
- [oss-security] 20190703 CVE-2019-13164 Qemu: qemu-bridge-helper ACL bypassed with long interface names (opens in a new tab)mailing-listx_refsource_MLISTx_refsource_MISCx_transferred
- 109054 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 20190825 [SECURITY] [DSA 4506-1] qemu security update (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- DSA-4506 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- openSUSE-SU-2019:2041 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- DSA-4512 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- 20190902 [SECURITY] [DSA 4512-1] qemu security update (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- openSUSE-SU-2019:2059 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- [debian-lts-announce] 20190920 [SECURITY] [DLA 1927-1] qemu security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- USN-4191-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- USN-4191-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- GLSA-202003-66 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- https://github.com/qemu/qemu/commit/03d7712b4bcd47bfe0fe14ba2fffa87e111fa086 (opens in a new tab)x_refsource_MISCx_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-2019-13164)Record last updated .