CVE-2018-6555
UnknownEPSS 0.50%
Last modified
CVE-2018-6555 is a vulnerability of currently unknown severity. The irda_setsockopt function in net/irda/af_irda.c and later in drivers/staging/irda/net/af_irda.c in the Linux kernel before 4.17 allows local users to cause a denial of service (ias_object use-after-free and system crash) or possibly have unspecified other impact via an AF_IRDA socket.. EPSS estimates a 0.50% chance of exploitation in the next 30 days.
Description
The irda_setsockopt function in net/irda/af_irda.c and later in drivers/staging/irda/net/af_irda.c in the Linux kernel before 4.17 allows local users to cause a denial of service (ias_object use-after-free and system crash) or possibly have unspecified other impact via an AF_IRDA socket.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 4.17 |
| Canonical | Ubuntu Linux | 12.04 |
| Canonical | Ubuntu Linux | 14.04 |
| Canonical | Ubuntu Linux | 16.04 |
| Canonical | Ubuntu Linux | 18.04 |
| Debian | Debian Linux | 8.0 |
| Debian | Debian Linux | 9.0 |
References
- http://www.securityfocus.com/bid/105304Third Party Advisory, VDB Entry
- https://lists.debian.org/debian-lts-announce/2018/10/msg00003.htmlThird Party Advisory
- https://usn.ubuntu.com/3775-1/Third Party Advisory
- https://usn.ubuntu.com/3775-2/Third Party Advisory
- https://usn.ubuntu.com/3776-1/Third Party Advisory
- https://usn.ubuntu.com/3776-2/Third Party Advisory
- https://usn.ubuntu.com/3777-1/Third Party Advisory
- https://usn.ubuntu.com/3777-2/Third Party Advisory
- https://usn.ubuntu.com/3777-3/Third Party Advisory
- https://www.debian.org/security/2018/dsa-4308Third Party Advisory
- https://www.spinics.net/lists/stable/msg255031.htmlPatch, Third Party Advisory
- https://www.spinics.net/lists/stable/msg255035.htmlPatch, Third Party Advisory
- http://www.securityfocus.com/bid/105304Third Party Advisory, VDB Entry
- https://lists.debian.org/debian-lts-announce/2018/10/msg00003.htmlThird Party Advisory
- https://usn.ubuntu.com/3775-1/Third Party Advisory
- https://usn.ubuntu.com/3775-2/Third Party Advisory
- https://usn.ubuntu.com/3776-1/Third Party Advisory
- https://usn.ubuntu.com/3776-2/Third Party Advisory
- https://usn.ubuntu.com/3777-1/Third Party Advisory
- https://usn.ubuntu.com/3777-2/Third Party Advisory
- https://usn.ubuntu.com/3777-3/Third Party Advisory
- https://www.debian.org/security/2018/dsa-4308Third Party Advisory
- https://www.spinics.net/lists/stable/msg255031.htmlPatch, Third Party Advisory
- https://www.spinics.net/lists/stable/msg255035.htmlPatch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-6555?
The irda_setsockopt function in net/irda/af_irda.c and later in drivers/staging/irda/net/af_irda.c in the Linux kernel before 4.17 allows local users to cause a denial of service (ias_object use-after-free and system crash) or possibly have unspecified other impact via an AF_IRDA socket.
How severe is CVE-2018-6555?
Severity scoring for CVE-2018-6555 is pending analysis. The EPSS model estimates a 0.50% probability of exploitation in the next 30 days.
How do I fix CVE-2018-6555?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2018
- CVE-2018-6548A use-after-free issue was discovered in libwebm through 201…
- CVE-2018-6550Monstra CMS through 3.0.4 has XSS in the title function in p…
- CVE-2018-6551The malloc implementation in the GNU C Library (aka glibc or…
- CVE-2018-6552Apport does not properly handle crashes originating from a P…
- CVE-2018-6553The CUPS AppArmor profile incorrectly confined the dnssd bac…
- CVE-2018-6554Memory leak in the irda_bind function in net/irda/af_irda.c …
- CVE-2018-6556lxc-user-nic when asked to delete a network interface will u…
- CVE-2018-6557The MOTD update script in the base-files package in Ubuntu 1…7
- CVE-2018-6558The pam_fscrypt module in fscrypt before 0.2.4 may incorrect…
- CVE-2018-6559The Linux kernel, as used in Ubuntu 18.04 LTS and Ubuntu 18.…
- CVE-2018-6560In dbus-proxy/flatpak-proxy.c in Flatpak before 0.8.9, and 0…
- CVE-2018-6561dijit.Editor in Dojo Toolkit 1.13 allows XSS via the onload …
Are you affected by CVE-2018-6555?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST