CVE-2025-58436— OpenPrinting CUPS slow client can halt cupsd, leading to a possible DoS attack
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I. Basic Information for CVE-2025-58436
Vulnerability Information
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Vulnerability Title
OpenPrinting CUPS slow client can halt cupsd, leading to a possible DoS attack
Source: NVD (National Vulnerability Database)
Vulnerability Description
OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. Prior to version 2.4.15, a client that connects to cupsd but sends slow messages, e.g. only one byte per second, delays cupsd as a whole, such that it becomes unusable by other clients. This issue has been patched in version 2.4.15.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
未加控制的资源消耗(资源穷尽)
Source: NVD (National Vulnerability Database)
Vulnerability Title
OpenPrinting CUPS 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
OpenPrinting CUPS是OpenPrinting公司的一个适用于 Linux® 和其他类 Unix® 操作系统的基于标准的开源打印系统。 OpenPrinting CUPS 2.4.15之前版本存在资源管理错误漏洞，该漏洞源于客户端发送慢速消息可能导致服务不可用。
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
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| OpenPrinting | cups | < 2.4.15 | - |
II. Public POCs for CVE-2025-58436
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|---|
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IV. Related Vulnerabilities
Same product: cups
- CVE-2026-41079
OpenPrinting CUPS: Heap out-of-bounds read in SNMP supply-le - CVE-2026-39316
CUPS has a use-after-free in `cupsdDeleteTemporaryPrinters` - CVE-2026-39314
CUPS has an integer underflow in `_ppdCreateFromIPP` causes - CVE-2026-34980
OpenPrinting CUPS: Shared PostScript queue lets anonymous Pr - CVE-2026-34979
OpenPrinting CUPS: Heap overflow in `get_options()`
Same vendor: OpenPrinting
- CVE-2026-41079
OpenPrinting CUPS: Heap out-of-bounds read in SNMP supply-le - CVE-2026-39316
CUPS has a use-after-free in `cupsdDeleteTemporaryPrinters` - CVE-2026-39314
CUPS has an integer underflow in `_ppdCreateFromIPP` causes - CVE-2026-34980
OpenPrinting CUPS: Shared PostScript queue lets anonymous Pr - CVE-2026-34979
OpenPrinting CUPS: Heap overflow in `get_options()`
Same weakness: CWE-400
- CVE-2026-8187
Open5GS UPF gtp-path.c _gtpv1_u_recv_cb resource consumption - CVE-2026-42343
FastGPT: Uncontrolled Resource Consumption leading to Sandbo - CVE-2026-42212
SolidCAM-GPPL-IDE: XML External Entity (XXE) and billion-lau - CVE-2026-32686
Unbounded exponent in decimal enables unauthenticated DoS - CVE-2026-20188
Cisco Crosswork Network Controller and Cisco Network Service
V. Comments for CVE-2025-58436
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