CVE-2019-14865
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I. Basic Information for CVE-2019-14865
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A flaw was found in the grub2-set-bootflag utility of grub2. A local attacker could run this utility under resource pressure (for example by setting RLIMIT), causing grub2 configuration files to be truncated and leaving the system unbootable on subsequent reboots.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
特权定义了不安全动作
Source: NVD (National Vulnerability Database)
Vulnerability Title
grub2 grub2-set-bootflag实用程序安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
grub2中的grub2-set-bootflag实用程序存在安全漏洞。本地攻击者可利用该漏洞截短grub2配置文件，使设备无法在重启阶段启动系统。
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-2019-14865
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14865x_refsource_CONFIRM
- https://seclists.org/oss-sec/2019/q4/101x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2019-14865
IV. Related Vulnerabilities
Same product: grub2
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Grub2: missing unregister call for normal_exit command may l - CVE-2025-61663
Grub2: missing unregister call for normal commands may lead - CVE-2025-61662
Grub2: missing unregister call for gettext command may lead - CVE-2025-61661
Grub2: grub2: out-of-bounds write via malicious usb device
Same weakness: CWE-267
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Business Logic Error in Universal Software's FlexCity/Kiosk - CVE-2026-0945
Role Delegation - Moderately critical - Access bypass - SA-C
V. Comments for CVE-2019-14865
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