CVE-2007-1730 Integer overflow in n/a

What is CVE-2007-1730?

CVE-2007-1730 is a medium-severity vulnerability in Linux kernel, published on 28 Mar 2007. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Integer signedness error in the DCCP support in the do_dccp_getsockopt function in net/dccp/proto.c in Linux kernel 2.6.20 and later allows local users to read kernel memory or cause a denial of service (oops) via a negative optlen value.

Which versions are affected by CVE-2007-1730?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2007-1730?

No fix has been published for CVE-2007-1730 yet. Limit exposure of the affected software until one is available.

Is CVE-2007-1730 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2007-1730 exists.

Public exploit code: 2 Exploit-DB entries.

Other vulnerabilities in Linux kernel

• CVE-2026-53266 Linux Kernel Out-of-Bounds Write Exploited High 8.8
• CVE-2013-6282 Linux Kernel Improper Input Validation Exploited High 8.8
• CVE-2022-0185 Linux Kernel Heap-Based Buffer Overflow Exploited High 8.4
• CVE-2013-2094 Linux Kernel Privilege Escalation Exploited High 8.4
• CVE-2026-53362 Linux Kernel Unspecified Exploited High 7.8

All Linux kernel vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-3788-fmr6-h469.