CVE-2013-2141

LOW

Description

The do_tkill function in kernel/signal.c in the Linux kernel before 3.8.9 does not initialize a certain data structure, which allows local users to obtain sensitive information from kernel memory via a crafted application that makes a (1) tkill or (2) tgkill system call.

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b9e146d8eb3b9ecae5086d373b50fa0c1f3e7f0f

http://lists.opensuse.org/opensuse-updates/2013-12/msg00129.html

http://rhn.redhat.com/errata/RHSA-2013-1801.html

http://secunia.com/advisories/55055

http://www.debian.org/security/2013/dsa-2766

http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.8.9

http://www.mandriva.com/security/advisories?name=MDVSA-2013:176

http://www.openwall.com/lists/oss-security/2013/06/04/10

http://www.ubuntu.com/usn/USN-1899-1

http://www.ubuntu.com/usn/USN-1900-1

https://bugzilla.redhat.com/show_bug.cgi?id=970873

https://github.com/torvalds/linux/commit/b9e146d8eb3b9ecae5086d373b50fa0c1f3e7f0f

Details

Source: MITRE

Published: 2013-06-07

Updated: 2018-01-09

Type: CWE-399

Risk Information

CVSS v2.0

Base Score: 2.1

Vector: (AV:L/AC:L/Au:N/C:P/I:N/A:N)

Impact Score: 2.9

Exploitability Score: 3.9

Severity: LOW