CVEvulnerability
CVE-2017-18241
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2018-03-21
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 5.5 MEDIUM — CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 4.9 MEDIUM — AV:L/AC:L/Au:N/C:N/I:N/A:C
- Weaknesses
- CWE-476
Description
fs/f2fs/segment.c in the Linux kernel before 4.13 allows local users to cause a denial of service (NULL pointer dereference and panic) by using a noflush_merge option that triggers a NULL value for a flush_cmd_control data structure.
Affected configurations
• linux linux kernel (< 4.13)
• debian debian linux 8.0
• debian debian linux 9.0
• canonical ubuntu linux 14.04
• canonical ubuntu linux 16.04
Related
Weakness · CWE (1)
- CWE-476 NULL Pointer Dereference weakness
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d4fdf8ba0e5808ba9ad6b44337783bd9935e0982 Patch, Vendor Advisory
- https://github.com/torvalds/linux/commit/d4fdf8ba0e5808ba9ad6b44337783bd9935e0982 Patch, Third Party Advisory
- https://usn.ubuntu.com/3910-1/ Third Party Advisory
- https://usn.ubuntu.com/3910-2/ Third Party Advisory
- https://www.debian.org/security/2018/dsa-4187 Third Party Advisory
- https://www.debian.org/security/2018/dsa-4188 Third Party Advisory
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d4fdf8ba0e5808ba9ad6b44337783bd9935e0982 Patch, Vendor Advisory
- https://github.com/torvalds/linux/commit/d4fdf8ba0e5808ba9ad6b44337783bd9935e0982 Patch, Third Party Advisory
- https://usn.ubuntu.com/3910-1/ Third Party Advisory
- https://usn.ubuntu.com/3910-2/ Third Party Advisory
- https://www.debian.org/security/2018/dsa-4187 Third Party Advisory
- https://www.debian.org/security/2018/dsa-4188 Third Party Advisory