CVE-2007-1730
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…
- 6.6MediumCVSS base score
- 0.80%Exploitation in 30 daysEPSS · top 43% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 2Public exploitsMetasploit, Nuclei and Exploit-DB
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.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list 2 Exploit-DB entries for it.
Show the exploits2
Exploit-DB2 entries
- Linux Kernel 2.6.20 with DCCP Support - Memory Disclosure (2) (Exploit-DB entry) (opens in a new tab)
EDB-ID 3595local, linuxpublished 28 Mar 2007Verified
- Linux Kernel 2.6.20 with DCCP Support - Memory Disclosure (1) (Exploit-DB entry) (opens in a new tab)
EDB-ID 3587local, linuxpublished 27 Mar 2007Verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
- 1 day later
· 1 day later
Published
- 17 years later
· 17 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium6.6 | AV:L/AC:L/Au:N/C:C/I:N/A:C |
- EPSS (exploitation in 30 days)
- 0.80% · top 43% of all CVEs (9 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.6.
Affected products
n/a
- affected n/a
References
10
- ADV-2007-1143 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- USN-464-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- 2482 (opens in a new tab)third-party-advisoryx_refsource_SREASONx_transferred
- 23162 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- [dccp] 20070328 [PATCH 1/1] getsockopt: Fix DCCP_SOCKOPT_[SEND,RECV]_CSCOV (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 20070327 Linux Kernel DCCP Memory Disclosure Vulnerability (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 1017820 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 25392 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 20070329 Re: Re: [Full-disclosure] Linux Kernel DCCP Memory Disclosure Vulnerability (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- kernel-dccp-information-disclosure(33274) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2007-1724 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2007-1730)Record last updated .