CVE-2026-53432— Integer Overflow in fzf
Possible ATT&CK Techniques 1AI
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I. Basic Information for CVE-2026-53432
Vulnerability Information
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Vulnerability Title
Integer Overflow in fzf
Source: NVD (National Vulnerability Database)
Vulnerability Description
fzf is vulnerable to Integer Overflow leading to crash in FuzzyMatchV2 function. When input line length is approximately 2,200,000 bytes and pattern length is 999 bytes, the product overflows. The Go runtime detects the invalid slice bounds and terminates the process immediately with a non-recoverable panic. This issue was fixed in version 0.73.1.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
整数溢出或超界折返
Source: NVD (National Vulnerability Database)
Vulnerability Title
fzf 数字错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
fzf fzf是fzf个人开发者的一款通用命令行模糊搜索工具。 fzf 0.73.1之前版本存在数字错误漏洞，该漏洞源于FuzzyMatchV2函数中的整数溢出问题，当输入行长度约为2,200,000字节且模式长度为999字节时发生溢出，导致Go运行时检测到无效的切片边界并立即终止进程，造成崩溃。
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-2026-53432
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Patches & Fixes for CVE-2026-53432 (1)
Security Blog Posts for CVE-2026-53432 (1)
- 🔗 Vulnerabilities in fzf software | CERT Polskathird-party-advisory
IV. Related Vulnerabilities
Same product: fzf
Same vendor: fzf
Same weakness: CWE-190
- CVE-2026-13221
Perl versions through 5.43.9 produce silently incorrect regu - CVE-2026-57432
Perl versions through 5.43.10 have an integer overflow in S_ - CVE-2026-57433
Storable versions before 3.41 for Perl have a signed integer - CVE-2026-40469
Heap buffer overflow in gawk - CVE-2026-40468
Heap buffer overflow in gawk
V. Comments for CVE-2026-53432
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