CVE-2017-18224
Summary
| CVE | CVE-2017-18224 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2018-03-12 03:29:00 UTC |
| Updated | 2018-05-03 01:29:00 UTC |
| Description | In the Linux kernel before 4.15, fs/ocfs2/aops.c omits use of a semaphore and consequently has a race condition for access to the extent tree during read operations in DIRECT mode, which allows local users to cause a denial of service (BUG) by modifying a certain e_cpos field. |
Risk And Classification
Problem Types: CWE-362
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Linux | Linux Kernel | All | All | All | All |
| Operating System | Linux | Linux Kernel | All | All | All | All |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| Debian -- Security Information -- DSA-4188-1 linux | DEBIAN | www.debian.org | |
| Linux Kernel 'fs/ocfs2/aops.c' Local Denial of Service Vulnerability | BID | www.securityfocus.com | Third Party Advisory, VDB Entry |
| kernel/git/torvalds/linux.git - Linux kernel source tree | MISC | git.kernel.org | Patch, Vendor Advisory |
| ocfs2: ip_alloc_sem should be taken in ocfs2_get_block() · torvalds/linux@3e4c56d · GitHub | MISC | github.com | Patch, Third Party Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.