CVE-2013-2141

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Summary

CVECVE-2013-2141
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2013-06-07 14:03:18 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionThe 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.

Risk And Classification

Primary CVSS: v2.0 2.1 from [email protected]

AV:L/AC:L/Au:N/C:P/I:N/A:N

Problem Types: CWE-399 | n/a

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
None
Availability
None

AV:L/AC:L/Au:N/C:P/I:N/A:N

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel 3.8.0 All All All
Operating System Linux Linux Kernel 3.8.1 All All All
Operating System Linux Linux Kernel 3.8.2 All All All
Operating System Linux Linux Kernel 3.8.3 All All All
Operating System Linux Linux Kernel 3.8.4 All All All
Operating System Linux Linux Kernel 3.8.5 All All All
Operating System Linux Linux Kernel 3.8.6 All All All
Operating System Linux Linux Kernel 3.8.7 All All All
Operating System Linux Linux Kernel All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
USN-1900-1: Linux kernel (EC2) vulnerabilities | Ubuntu af854a3a-2127-422b-91ae-364da2661108 www.ubuntu.com
USN-1899-1: Linux kernel vulnerabilities | Ubuntu af854a3a-2127-422b-91ae-364da2661108 www.ubuntu.com
About Secunia Research | Flexera af854a3a-2127-422b-91ae-364da2661108 secunia.com
Debian -- Security Information -- DSA-2766-1 linux-2.6 af854a3a-2127-422b-91ae-364da2661108 www.debian.org
kernel/git/torvalds/linux.git - Linux kernel source tree af854a3a-2127-422b-91ae-364da2661108 git.kernel.org
www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.8.9 af854a3a-2127-422b-91ae-364da2661108 www.kernel.org
openSUSE-SU-2013:1971-1: moderate: kernel: security and bugfix update af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org
Support / Security / Advisories / / MDVSA-2013:176 | Mandriva af854a3a-2127-422b-91ae-364da2661108 www.mandriva.com
oss-security - Re: CVE Request: kernel info leak in tkill/tgkill af854a3a-2127-422b-91ae-364da2661108 www.openwall.com
Bug 970873 – CVE-2013-2141 Kernel: signal: information leak in tkill/tgkill af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 rhn.redhat.com
kernel/signal.c: stop info leak via the tkill and the tgkill syscalls · torvalds/linux@b9e146d · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com Exploit, Patch
kernel/git/torvalds/linux.git - Linux kernel source tree MITRE git.kernel.org
Red Hat Customer Portal MITRE access.redhat.com
Red Hat Customer Portal MITRE access.redhat.com
Red Hat Customer Portal MITRE access.redhat.com
access.redhat.com | CVE-2013-2141 MITRE access.redhat.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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