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CVE-2006-1343
net/ipv4/netfilter/ip_conntrack_core.c in Linux kernel 2.4 and 2.6, and possibly net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c in 2.6,…
- 2.1LowCVSS base score
- 0.43%Exploitation in 30 daysEPSS · top 62% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
net/ipv4/netfilter/ip_conntrack_core.c in Linux kernel 2.4 and 2.6, and possibly net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c in 2.6, does not clear sockaddr_in.sin_zero before returning IPv4 socket names from the getsockopt function with SO_ORIGINAL_DST, which allows local users to obtain portions of potentially sensitive memory.
Timeline
ID reserved
By sgi
Published
- 18 years later
· 18 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 | Low2.1 | AV:L/AC:L/Au:N/C:P/I:N/A:N |
- EPSS (exploitation in 30 days)
- 0.43% · top 62% of all CVEs (11 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 2.1.
Affected products
n/a
- affected n/a
References
References37
- RHSA-2006:0437 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- ADV-2006-4502 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 20060531 rPSA-2006-0087-1 kernel (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- RHSA-2006:0579 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- USN-281-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- 29841 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- 22875 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 21136 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- MDKSA-2006:150 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
- http://www.vmware.com/download/esx/esx-202-200610-patch.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- 2006-0032 (opens in a new tab)vendor-advisoryx_refsource_TRUSTIXx_transferred
- MDKSA-2006:123 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
- 20061113 VMSA-2006-0008 - VMware ESX Server 2.0.2 Upgrade Patch 2 (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 21983 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://www.vmware.com/download/esx/esx-213-200610-patch.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- linux-sockaddr-memory-leak(25425) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- DSA-1097 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- RHSA-2006:0575 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- 19955 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- oval:org.mitre.oval:def:10875 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- RHSA-2006:0580 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- http://support.avaya.com/elmodocs2/security/ASA-2006-180.htm (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://www.vmware.com/download/esx/esx-254-200610-patch.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- 19357 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 21465 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 20061113 VMSA-2006-0006 - VMware ESX Server 2.5.3 Upgrade Patch 4 (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 21045 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://support.avaya.com/elmodocs2/security/ASA-2006-200.htm (opens in a new tab)x_refsource_CONFIRMx_transferred
- 20061113 VMSA-2006-0007 - VMware ESX Server 2.1.3 Upgrade Patch 2 (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 22417 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 17203 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 22093 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 20671 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- ADV-2006-2071 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 20061113 VMSA-2006-0005 - VMware ESX Server 2.5.4 Upgrade Patch 1 (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- DSA-1184 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- [linux-netdev] 20060304 BUG: Small information leak in SO_ORIGINAL_DST (2.4 and 2.6) and (opens in a new tab)mailing-listx_refsource_MLISTx_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-2006-1347 (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-2006-1343)Record last updated .