CVE-2020-13974 Detail

Current Description

** DISPUTED ** An issue was discovered in the Linux kernel through 5.7.1. drivers/tty/vt/keyboard.c has an integer overflow if k_ascii is called several times in a row, aka CID-b86dab054059. NOTE: Members in the community argue that the integer overflow does not lead to a security issue in this case.


View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  7.8 HIGH
Vector:  CVSS:3.1/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: 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/2020-07/msg00008.html
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00009.html
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b86dab054059b970111b5516ae548efaae5b3aae Patch  Vendor Advisory 
https://lists.debian.org/debian-lts-announce/2020/08/msg00019.html
https://lkml.org/lkml/2020/3/22/482 Exploit  Vendor Advisory 
https://usn.ubuntu.com/4427-1/
https://usn.ubuntu.com/4439-1/
https://usn.ubuntu.com/4440-1/
https://usn.ubuntu.com/4483-1/
https://usn.ubuntu.com/4485-1/

Weakness Enumeration

CWE-ID CWE Name Source
CWE-190 Integer Overflow or Wraparound cwe source acceptance level NIST  

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Change History

10 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2020-13974
NVD Published Date:
06/09/2020
NVD Last Modified:
09/15/2020
Source:
MITRE