cve/2017/CVE-2017-8824.md

CVE-2017-8824

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.

POC

Reference

• http://www.openwall.com/lists/oss-security/2017/12/05/1
• https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0
• https://usn.ubuntu.com/3581-1/
• https://usn.ubuntu.com/3582-1/
• https://usn.ubuntu.com/3583-2/
• https://www.exploit-db.com/exploits/43234/

Github

• https://github.com/ARPSyndicate/cvemon
• https://github.com/ostrichxyz7/kexps
• https://github.com/sriramkandukuri/cve-fix-reporter