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I. Basic Information for CVE-2024-45776
Vulnerability Information
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Vulnerability Title
Grub2: grub-core/gettext: integer overflow leads to heap oob write and read.
Source: NVD (National Vulnerability Database)
Vulnerability Description
When reading the language .mo file in grub_mofile_open(), grub2 fails to verify an integer overflow when allocating its internal buffer. A crafted .mo file may lead the buffer size calculation to overflow, leading to out-of-bound reads and writes. This flaw allows an attacker to leak sensitive data or overwrite critical data, possibly circumventing secure boot protections.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
跨界内存写
Source: NVD (National Vulnerability Database)
Vulnerability Title
GRUB 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
GNU GRUB是GNU社区的一款Linux系统引导程序。 GRUB存在缓冲区错误漏洞，该漏洞源于.mo文件读取时整数溢出未校验，会导致越界读写并绕过安全启动。
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
VendorProductAffected VersionsCPESubscribe
Red HatRed Hat Enterprise Linux 10 1:2.12-15.el10_0 ~ * cpe:/o:redhat:enterprise_linux:10.0
Red HatRed Hat Enterprise Linux 9 1:2.06-104.el9_6 ~ * cpe:/o:redhat:enterprise_linux:9::baseos
Red HatRed Hat Enterprise Linux 7-cpe:/o:redhat:enterprise_linux:7
Red HatRed Hat Enterprise Linux 8-cpe:/o:redhat:enterprise_linux:8
Red HatRed Hat OpenShift Container Platform 4-cpe:/a:redhat:openshift:4
II. Public POCs for CVE-2024-45776
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III. Intelligence Information for CVE-2024-45776
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IV. Related Vulnerabilities
Same weakness: CWE-787
V. Comments for CVE-2024-45776

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