Vulnerability Description
An issue was discovered in the Linux kernel 4.4.x before 4.4.195. There is a NULL pointer dereference in rds_tcp_kill_sock() in net/rds/tcp.c that will cause denial of service, aka CID-91573ae4aed0.
CVSS Score
7.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 4.4.179, < 4.4.195 |
Related Weaknesses (CWE)
References
- https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.195ExploitPatchVendor Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=9157PatchVendor Advisory
- https://github.com/torvalds/linux/commit/91573ae4aed0a49660abdad4d42f2a0db995ee5PatchThird Party Advisory
- https://lkml.org/lkml/2019/9/18/337ExploitMailing ListVendor Advisory
- https://security.netapp.com/advisory/ntap-20191205-0001/Third Party Advisory
- https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.195ExploitPatchVendor Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=9157PatchVendor Advisory
- https://github.com/torvalds/linux/commit/91573ae4aed0a49660abdad4d42f2a0db995ee5PatchThird Party Advisory
- https://lkml.org/lkml/2019/9/18/337ExploitMailing ListVendor Advisory
- https://security.netapp.com/advisory/ntap-20191205-0001/Third Party Advisory
FAQ
What is CVE-2019-18680?
CVE-2019-18680 is a vulnerability with a CVSS score of 7.5 (HIGH). An issue was discovered in the Linux kernel 4.4.x before 4.4.195. There is a NULL pointer dereference in rds_tcp_kill_sock() in net/rds/tcp.c that will cause denial of service, aka CID-91573ae4aed0.
How severe is CVE-2019-18680?
CVE-2019-18680 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2019-18680?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.