Vulnerability Description
An issue was discovered in fs/f2fs/super.c in the Linux kernel through 4.14. A denial of service (out-of-bounds memory access and BUG) can occur upon encountering an abnormal bitmap size when mounting a crafted f2fs image.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | <= 4.14 |
| Debian | Debian Linux | 8.0 |
| Canonical | Ubuntu Linux | 14.04 |
| Opensuse | Leap | 42.3 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2018-10/msg00033.htmlMailing ListThird Party Advisory
- http://packetstormsecurity.com/files/151420/Slackware-Security-Advisory-SlackwarThird Party AdvisoryVDB Entry
- https://bugzilla.kernel.org/show_bug.cgi?id=200167Issue TrackingThird Party Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=e34438c90Mailing ListPatchVendor Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e3Mailing ListPatchVendor Advisory
- https://lists.debian.org/debian-lts-announce/2019/03/msg00017.htmlMailing ListThird Party Advisory
- https://seclists.org/bugtraq/2019/Jan/52Mailing ListPatchThird Party Advisory
- https://usn.ubuntu.com/3821-1/Third Party Advisory
- https://usn.ubuntu.com/3821-2/Third Party Advisory
- https://usn.ubuntu.com/4094-1/Third Party Advisory
- https://usn.ubuntu.com/4118-1/Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2018-10/msg00033.htmlMailing ListThird Party Advisory
- http://packetstormsecurity.com/files/151420/Slackware-Security-Advisory-SlackwarThird Party AdvisoryVDB Entry
- https://bugzilla.kernel.org/show_bug.cgi?id=200167Issue TrackingThird Party Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=e34438c90Mailing ListPatchVendor Advisory
FAQ
What is CVE-2018-13096?
CVE-2018-13096 is a vulnerability with a CVSS score of 5.5 (MEDIUM). An issue was discovered in fs/f2fs/super.c in the Linux kernel through 4.14. A denial of service (out-of-bounds memory access and BUG) can occur upon encountering an abnormal bitmap size when mounting...
How severe is CVE-2018-13096?
CVE-2018-13096 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-13096?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Debian Debian Linux, Canonical Ubuntu Linux, Opensuse Leap.