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CVE-2004-0626

Quick assessment

Affected
n/a n/a
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.

Linux是一款开放源代码操作系统。 Linux内核包含的iptables不正确处理部分TCP头字段值，远程攻击者可以利用这个漏洞对Linux系统进行拒绝服务攻击。 此漏洞只有当在netfilter防火墙子系统中使用"-p tcp --tcp-option"选项时才会被触发。问题存在于tcp_find_option()函数中(net/ipv4/netfilter/ip_tables.c)，定义的'opt'字段如下： char opt[60 - sizeof(struct tcphdr)]; 由于不正确处理

AI Predicted 7.5 Difficulty: Easy EPSS 2.76% · P85
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I. Basic Information for CVE-2004-0626

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
The tcp_find_option function of the netfilter subsystem in Linux kernel 2.6, when using iptables and TCP options rules, allows remote attackers to cause a denial of service (CPU consumption by infinite loop) via a large option length that produces a negative integer after a casting operation to the char type.
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
Linux Kernel IPTables符号错误远程拒绝服务漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux是一款开放源代码操作系统。 Linux内核包含的iptables不正确处理部分TCP头字段值，远程攻击者可以利用这个漏洞对Linux系统进行拒绝服务攻击。 此漏洞只有当在netfilter防火墙子系统中使用"-p tcp --tcp-option"选项时才会被触发。问题存在于tcp_find_option()函数中(net/ipv4/netfilter/ip_tables.c)，定义的'opt'字段如下： char opt[60 - sizeof(struct tcphdr)]; 由于不正确处理
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
- n/a n/a -

II. Public POCs for CVE-2004-0626

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III. Intelligence Information for CVE-2004-0626

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Vendor Advisories for CVE-2004-0626 (3)

Mailing List Discussions for CVE-2004-0626 (1)

Other References for CVE-2004-0626 (2)

Same Patch Batch · n/a · 2004-07-06 · 8 CVEs total

CVE-2002-1581 MailReader.com nph-mr.cgi远程文件泄露漏洞
CVE-2002-1582 MailReader.com远程命令执行漏洞
CVE-2004-0456 Pavuk远程堆栈缓冲区溢出漏洞
CVE-2004-0496 Linux Kernel未明本地权限提升漏洞
CVE-2004-0497 Linux Kernel chown()系统调用组属性更改漏洞
CVE-2004-0577 Qbik WinGate信息披露漏洞
CVE-2004-0578 Qbik WinGate信息披露漏洞

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2004-0626

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