Vulnerability Description
base_sock_create in drivers/isdn/mISDN/socket.c in the AF_ISDN network module in the Linux kernel through 5.3.2 does not enforce CAP_NET_RAW, which means that unprivileged users can create a raw socket, aka CID-b91ee4aa2a21.
CVSS Score
LOW
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | <= 5.3.2 |
| Debian | Debian Linux | 8.0 |
| Fedoraproject | Fedora | 29 |
| Canonical | Ubuntu Linux | 14.04 |
| Opensuse | Leap | 15.0 |
| Redhat | Enterprise Linux Desktop | 6.0 |
| Redhat | Enterprise Linux Server | 6.0 |
| Redhat | Enterprise Linux Workstation | 6.0 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00035.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00039.htmlMailing ListThird Party Advisory
- http://packetstormsecurity.com/files/155212/Slackware-Security-Advisory-SlackwarThird Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2020:0790Third Party Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0ePatchVendor Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b9PatchVendor Advisory
- https://lists.debian.org/debian-lts-announce/2020/01/msg00013.htmlMailing ListThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/03/msg00001.htmlMailing ListThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://seclists.org/bugtraq/2019/Nov/11Mailing ListThird Party Advisory
- https://usn.ubuntu.com/4184-1/Third Party Advisory
- https://usn.ubuntu.com/4185-1/Third Party Advisory
- https://usn.ubuntu.com/4185-2/Third Party Advisory
- https://usn.ubuntu.com/4186-1/Third Party Advisory
- https://usn.ubuntu.com/4186-2/Third Party Advisory
FAQ
What is CVE-2019-17055?
CVE-2019-17055 is a vulnerability with a CVSS score of 3.3 (LOW). base_sock_create in drivers/isdn/mISDN/socket.c in the AF_ISDN network module in the Linux kernel through 5.3.2 does not enforce CAP_NET_RAW, which means that unprivileged users can create a raw socke...
How severe is CVE-2019-17055?
CVE-2019-17055 has been rated LOW with a CVSS base score of 3.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2019-17055?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Debian Debian Linux, Fedoraproject Fedora, Canonical Ubuntu Linux, Opensuse Leap.