CVE-2012-4565

Public on 2012-11-20
Modified on 2014-09-14
Description
The tcp_illinois_info function in net/ipv4/tcp_illinois.c in the Linux kernel before 3.4.19, when the net.ipv4.tcp_congestion_control illinois setting is enabled, allows local users to cause a denial of service (divide-by-zero error and OOPS) by reading TCP stats.
Severity
Medium severity
Medium
See what this means
CVSS v3 Base Score
4.7
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
Amazon Linux 1 kernel 2012-11-20 ALAS-2012-142 Fixed
Amazon Linux 1 kernel 2013-01-14 ALAS-2013-148 Fixed
Amazon Linux 1 nvidia 2013-01-14 ALAS-2013-148 Fixed

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv2 4.7 AV:L/AC:M/Au:N/C:N/I:N/A:C
NVD CVSSv2 4.7 AV:L/AC:M/Au:N/C:N/I:N/A:C

References

FAQs regarding Amazon Linux ALAS/CVE Severity Red Hat: CVE-2012-4565 Mitre: CVE-2012-4565