CVE-2019-14283 Detail

Current Description

In the Linux kernel before 5.2.3, set_geometry in drivers/block/floppy.c does not validate the sect and head fields, as demonstrated by an integer overflow and out-of-bounds read. It can be triggered by an unprivileged local user when a floppy disk has been inserted. NOTE: QEMU creates the floppy device by default.


View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  6.8 MEDIUM
Vector:  CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H


NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.

Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00055.html
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00056.html
http://packetstormsecurity.com/files/154059/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html
http://packetstormsecurity.com/files/154408/Kernel-Live-Patch-Security-Notice-LSN-0055-1.html
http://packetstormsecurity.com/files/154951/Kernel-Live-Patch-Security-Notice-LSN-0058-1.html
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2.3 Release Notes  Vendor Advisory 
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=da99466ac243f15fbba65bd261bfc75ffa1532b6 Patch  Vendor Advisory 
https://github.com/torvalds/linux/commit/da99466ac243f15fbba65bd261bfc75ffa1532b6 Patch  Third Party Advisory 
https://lists.debian.org/debian-lts-announce/2019/08/msg00016.html
https://lists.debian.org/debian-lts-announce/2019/08/msg00017.html
https://seclists.org/bugtraq/2019/Aug/13
https://seclists.org/bugtraq/2019/Aug/18
https://seclists.org/bugtraq/2019/Aug/26
https://security.netapp.com/advisory/ntap-20190905-0002/
https://usn.ubuntu.com/4114-1/
https://usn.ubuntu.com/4115-1/
https://usn.ubuntu.com/4116-1/
https://usn.ubuntu.com/4117-1/
https://usn.ubuntu.com/4118-1/
https://www.debian.org/security/2019/dsa-4495
https://www.debian.org/security/2019/dsa-4497

Weakness Enumeration

CWE-ID CWE Name Source
CWE-125 Out-of-bounds Read cwe source acceptance level NIST  
CWE-190 Integer Overflow or Wraparound cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

13 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2019-14283
NVD Published Date:
07/26/2019
NVD Last Modified:
08/11/2019
Source:
MITRE