Vulnerability CVE-2019-16413


Published: 2019-09-18   Modified: 2019-09-19

Description:
An issue was discovered in the Linux kernel before 5.0.4. The 9p filesystem did not protect i_size_write() properly, which causes an i_size_read() infinite loop and denial of service on SMP systems.

Type:

CWE-835

(Loop with Unreachable Exit Condition ('Infinite Loop'))

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Linux -> Linux kernel 

 References:
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.4
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5e3cc1ee1405a7eb3487ed24f786dec01b4cbe1f
https://patchwork.kernel.org/patch/10753365/
https://security.netapp.com/advisory/ntap-20191004-0001/

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