The dccp_disconnect function in net/dccp/proto.c in the Linux kernel through 4.14.3 allows local users to gain privileges or cause a…

Description

The dccp_disconnect function in net/dccp/proto.c in the Linux kernel through 4.14.3 allows local users to gain privileges or cause a denial of service (use-after-free) via an AF_UNSPEC connect system call during the DCCP_LISTEN state.

Scores

EPSS (exploitation in 30 days)

1.3% · top 29% of all CVEs (4 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.

Weakness

• use-after-free
• CWE-416 (opens in a new tab)All about CWE-416 and its CVEs

Affected products

• Linux kernel through 4.14.3

  • affected Linux kernel through 4.14.3

References (24)

• DSA-4082 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• [debian-lts-announce] 20171210 [SECURITY] [DLA 1200-1] linux security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• USN-3583-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• SUSE-SU-2018:0011 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• USN-3582-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• RHSA-2018:1062 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• RHSA-2018:1319 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0 (opens in a new tab)x_refsource_CONFIRMx_transferred
• USN-3583-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• RHSA-2018:0676 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• RHSA-2018:1216 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• 43234 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
• 102056 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• USN-3581-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• USN-3581-3 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• RHSA-2018:1170 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• USN-3581-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• RHSA-2018:1130 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• RHSA-2018:0399 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• DSA-4073 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• RHSA-2018:3822 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• http://lists.openwall.net/netdev/2017/12/04/224 (opens in a new tab)x_refsource_MISCx_transferred
• USN-3582-2 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• http://www.openwall.com/lists/oss-security/2017/12/05/1 (opens in a new tab)x_refsource_MISCx_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)
• 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

[![CVE-2017-8824](https://trackcve.app/badge/CVE-2017-8824.svg)](https://trackcve.app/cve/CVE-2017-8824)

Record last updated 5 Aug 2024, 16:48 UTC.