Vulnerability Description
An issue was discovered in the Linux kernel through 4.17.10. There is an invalid pointer dereference in io_ctl_map_page() when mounting and operating a crafted btrfs image, because of a lack of block group item validation in check_leaf_item in fs/btrfs/tree-checker.c.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | <= 4.17.10 |
Related Weaknesses (CWE)
References
- http://www.securityfocus.com/bid/104917Third Party AdvisoryVDB Entry
- https://bugzilla.kernel.org/show_bug.cgi?id=199849ExploitIssue TrackingThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/03/msg00017.html
- https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html
- https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html
- https://patchwork.kernel.org/patch/10503147/PatchThird Party Advisory
- https://usn.ubuntu.com/3932-1/
- https://usn.ubuntu.com/3932-2/
- https://usn.ubuntu.com/4094-1/
- https://usn.ubuntu.com/4118-1/
- https://www.oracle.com/security-alerts/cpuApr2021.html
- http://www.securityfocus.com/bid/104917Third Party AdvisoryVDB Entry
- https://bugzilla.kernel.org/show_bug.cgi?id=199849ExploitIssue TrackingThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/03/msg00017.html
- https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html
FAQ
What is CVE-2018-14613?
CVE-2018-14613 is a vulnerability with a CVSS score of 5.5 (MEDIUM). An issue was discovered in the Linux kernel through 4.17.10. There is an invalid pointer dereference in io_ctl_map_page() when mounting and operating a crafted btrfs image, because of a lack of block ...
How severe is CVE-2018-14613?
CVE-2018-14613 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-2018-14613?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.