7.8

CVE-2015-8539

The KEYS subsystem in the Linux kernel before 4.4 allows local users to gain privileges or cause a denial of service (BUG) via crafted keyctl commands that negatively instantiate a key, related to security/keys/encrypted-keys/encrypted.c, security/keys/trusted.c, and security/keys/user_defined.c.

Daten sind bereitgestellt durch National Vulnerability Database (NVD)
CanonicalUbuntu Linux Version12.04 SwEdition-
CanonicalUbuntu Linux Version14.04 SwEditionesm
SuseLinux Enterprise Real Time Extension Version12 Updatesp1
LinuxLinux Kernel Version < 4.4
LinuxLinux Kernel Version4.4 Updaterc1
LinuxLinux Kernel Version4.4 Updaterc2
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.1% 0.278
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.8 1.8 5.9
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvd@nist.gov 7.2 3.9 10
AV:L/AC:L/Au:N/C:C/I:C/A:C
CWE-269 Improper Privilege Management

The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.

http://www.openwall.com/lists/oss-security/2015/12/09/1
Patch
Third Party Advisory
Mailing List
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1284450
Third Party Advisory
Issue Tracking
https://usn.ubuntu.com/3798-1/
Third Party Advisory
https://usn.ubuntu.com/3798-2/
Third Party Advisory