CVE-2018-10902 Detail

Current Description

It was found that the raw midi kernel driver does not protect against concurrent access which leads to a double realloc (double free) in snd_rawmidi_input_params() and snd_rawmidi_output_status() which are part of snd_rawmidi_ioctl() handler in rawmidi.c file. A malicious local attacker could possibly use this for privilege escalation.


View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score matches with CNA score
CNA:  Red Hat, Inc.
Base Score:  7.8 HIGH
Vector:  CVSS:3.0/AV:L/AC:L/PR:L/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: The NVD and the CNA have provided the same score. When this occurs only the CNA information is displayed, but the Acceptance Level icon for the CNA is given a checkmark to signify NVD concurrence.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.securityfocus.com/bid/105119 Third Party Advisory  VDB Entry 
http://www.securitytracker.com/id/1041529 Patch  Third Party Advisory  VDB Entry 
https://access.redhat.com/errata/RHSA-2018:3083 Third Party Advisory 
https://access.redhat.com/errata/RHSA-2018:3096 Third Party Advisory 
https://access.redhat.com/errata/RHSA-2019:0415 Third Party Advisory 
https://access.redhat.com/errata/RHSA-2019:0641 Third Party Advisory 
https://access.redhat.com/errata/RHSA-2019:3217
https://access.redhat.com/errata/RHSA-2019:3967
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10902 Issue Tracking  Patch  Third Party Advisory 
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=39675f7a7c7e7702f7d5341f1e0d01db746543a0 Patch  Vendor Advisory 
https://lists.debian.org/debian-lts-announce/2018/10/msg00003.html Mailing List  Third Party Advisory 
https://usn.ubuntu.com/3776-1/ Third Party Advisory 
https://usn.ubuntu.com/3776-2/ Third Party Advisory 
https://usn.ubuntu.com/3847-1/ Third Party Advisory 
https://usn.ubuntu.com/3847-2/ Third Party Advisory 
https://usn.ubuntu.com/3847-3/ Third Party Advisory 
https://usn.ubuntu.com/3849-1/ Third Party Advisory 
https://usn.ubuntu.com/3849-2/ Third Party Advisory 
https://www.debian.org/security/2018/dsa-4308 Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-415 Double Free cwe source acceptance level NIST  
CWE-416 Use After Free Reference acceptance level Red Hat, Inc.  

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Change History

14 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2018-10902
NVD Published Date:
08/21/2018
NVD Last Modified:
10/09/2019
Source:
MITRE