CVE-2019-5604
Quick assessment
Affected
FreeBSD FreeBSD
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
FreeBSD是FreeBSD基金会的一套类Unix操作系统。bhyve是使用在其中的一个虚拟机管理程序。 FreeBSD bhyve中存在缓冲区错误漏洞，该漏洞源于‘pci_xhci_device_doorbell()’函数没有验证所提供的‘epid’和‘streamid’。攻击者可利用该漏洞造成系统崩溃或访问内存。
Possible ATT&CK Techniques 3 AI
T1069 · Permission Groups Discovery T1015.004 T1059.004 · Unix Shell
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I. Basic Information for CVE-2019-5604
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In FreeBSD 12.0-STABLE before r350246, 12.0-RELEASE before 12.0-RELEASE-p8, 11.3-STABLE before r350247, 11.3-RELEASE before 11.3-RELEASE-p1, and 11.2-RELEASE before 11.2-RELEASE-p12, the emulated XHCI device included with the bhyve hypervisor did not properly validate data provided by the guest, allowing an out-of-bounds read. This provides a malicious guest the possibility to crash the system or access system memory.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
FreeBSD 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
FreeBSD是FreeBSD基金会的一套类Unix操作系统。bhyve是使用在其中的一个虚拟机管理程序。 FreeBSD bhyve中存在缓冲区错误漏洞，该漏洞源于‘pci_xhci_device_doorbell()’函数没有验证所提供的‘epid’和‘streamid’。攻击者可利用该漏洞造成系统崩溃或访问内存。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2019-5604
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2019-5604 (1)
-
https://security.netapp.com/advisory/ntap-20190814-0003/ x_refsource_CONFIRM
Exploits & Public PoCs for CVE-2019-5604 (1)
Other References for CVE-2019-5604 (1)
-
https://security.FreeBSD.org/advisories/FreeBSD-SA-19:16.bhyve.asc vendor-advisory x_refsource_FREEBSD
Same Patch Batch · FreeBSD · 2019-07-26 · 5 CVEs total
| CVE-2019-5605 | FreeBSD freebsd32 信息泄露漏洞 | |
| CVE-2019-5603 | FreeBSD mqueuefs 权限许可和访问控制问题漏洞 | |
| CVE-2019-5607 | FreeBSD 权限许可和访问控制问题漏洞 | |
| CVE-2019-5606 | FreeBSD pts 资源管理错误漏洞 |
IV. Related Vulnerabilities
Same product: FreeBSD
-
CVE-2026-58094
TOCTOU race in POSIX shared memory large page configuration -
CVE-2026-58093
Kernel use-after-free via tty ioctls -
CVE-2026-58097
ppp(8): missing length validation in mp_SetEnddisc() -
CVE-2026-58096
ppp(8): missing length validation in LcpDecodeConfig() -
CVE-2026-58095
ppp(8): incorrect length calculation in mp_Enddisc()
Same vendor: FreeBSD
-
CVE-2026-58094
TOCTOU race in POSIX shared memory large page configuration -
CVE-2026-58093
Kernel use-after-free via tty ioctls -
CVE-2026-58097
ppp(8): missing length validation in mp_SetEnddisc() -
CVE-2026-58096
ppp(8): missing length validation in LcpDecodeConfig() -
CVE-2026-58095
ppp(8): incorrect length calculation in mp_Enddisc()
V. Comments for CVE-2019-5604
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