Vulnerability Description
Incorrect buffer length handling in the ncp_read_kernel function in fs/ncpfs/ncplib_kernel.c in the Linux kernel through 4.15.11, and in drivers/staging/ncpfs/ncplib_kernel.c in the Linux kernel 4.16-rc through 4.16-rc6, could be exploited by malicious NCPFS servers to crash the kernel or execute code.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 2.6.12, < 3.2.102 |
| Canonical | Ubuntu Linux | 12.04 |
| Debian | Debian Linux | 7.0 |
Related Weaknesses (CWE)
References
- http://www.openwall.com/lists/oss-security/2022/12/27/3Mailing ListThird Party Advisory
- http://www.securityfocus.com/bid/103476Broken LinkThird Party AdvisoryVDB Entry
- https://lists.debian.org/debian-lts-announce/2018/05/msg00000.htmlMailing ListThird Party Advisory
- https://usn.ubuntu.com/3653-1/Third Party Advisory
- https://usn.ubuntu.com/3653-2/Third Party Advisory
- https://usn.ubuntu.com/3654-1/Third Party Advisory
- https://usn.ubuntu.com/3654-2/Third Party Advisory
- https://usn.ubuntu.com/3655-1/Third Party Advisory
- https://usn.ubuntu.com/3655-2/Third Party Advisory
- https://usn.ubuntu.com/3656-1/Third Party Advisory
- https://usn.ubuntu.com/3657-1/Third Party Advisory
- https://www.debian.org/security/2018/dsa-4187Third Party Advisory
- https://www.debian.org/security/2018/dsa-4188Third Party Advisory
- https://www.mail-archive.com/netdev%40vger.kernel.org/msg223373.htmlPatchThird Party Advisory
- http://www.openwall.com/lists/oss-security/2022/12/27/3Mailing ListThird Party Advisory
FAQ
What is CVE-2018-8822?
CVE-2018-8822 is a vulnerability with a CVSS score of 7.8 (HIGH). Incorrect buffer length handling in the ncp_read_kernel function in fs/ncpfs/ncplib_kernel.c in the Linux kernel through 4.15.11, and in drivers/staging/ncpfs/ncplib_kernel.c in the Linux kernel 4.16-...
How severe is CVE-2018-8822?
CVE-2018-8822 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-8822?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Canonical Ubuntu Linux, Debian Debian Linux.