CVE-2013-0914

Public on 2013-03-22
Modified on 2014-09-15
Description
The flush_signal_handlers function in kernel/signal.c in the Linux kernel before 3.8.4 preserves the value of the sa_restorer field across an exec operation, which makes it easier for local users to bypass the ASLR protection mechanism via a crafted application containing a sigaction system call.
Severity
Low severity
Low
See what this means
CVSS v3 Base Score
2.1
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
Amazon Linux 1 kernel 2013-06-11 ALAS-2013-200 Fixed
Amazon Linux 1 kernel 2013-08-13 ALAS-2013-218 Fixed

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv2 2.1 AV:L/AC:L/Au:N/C:P/I:N/A:N
NVD CVSSv2 3.6 AV:L/AC:L/Au:N/C:P/I:P/A:N

References

FAQs regarding Amazon Linux ALAS/CVE Severity Red Hat: CVE-2013-0914 Mitre: CVE-2013-0914