CVE-2007-6712

kernel: infinite loop in highres timers (kernel hang)

Severity Score

4.9

*CVSS v2

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Integer overflow in the hrtimer_forward function (hrtimer.c) in Linux kernel 2.6.21-rc4, when running on 64-bit systems, allows local users to cause a denial of service (infinite loop) via a timer with a large expiry value, which causes the timer to always be expired.

Desbordamiento de entero en la función hrtimer_forward function (hrtimer.c) en el kernel 2.6.21-rc4 de Linux, cuando corren en sistemas de 64-bit, permite a los usuarios locales provocar una denegación de servicio (bucle infinito) mediante un temporizador con un valor de caducidad largo, que provoca que el temporizador esté siempre expirado.

*Credits: N/A

CVSS Scores

NISTv2 4.9

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2008-04-12 CVE Reserved
2008-04-12 CVE Published
2023-03-08 EPSS Updated
2024-08-07 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-189: Numeric Errors
CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop')

CAPEC

References (16)

URL	Tag	Source
http://git.kernel.org/?p=linux/kernel/git/chris/linux-2.6.git%3Ba=commitdiff%3Bh=13788ccc41ceea5893f9c747c59bc0b28f2416c2	X_refsource_confirm
http://secunia.com/advisories/30294	Third Party Advisory
http://secunia.com/advisories/30368	Third Party Advisory
http://secunia.com/advisories/30818	Third Party Advisory
http://secunia.com/advisories/31107	Third Party Advisory
http://secunia.com/advisories/31628	Third Party Advisory
http://www.securityfocus.com/bid/29294	Vdb Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/41827	Vdb Entry
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9210	Signature

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
http://lists.opensuse.org/opensuse-security-announce/2008-06/msg00006.html	2023-11-07
http://www.debian.org/security/2008/dsa-1588	2023-11-07
http://www.redhat.com/support/errata/RHSA-2008-0275.html	2023-11-07
http://www.redhat.com/support/errata/RHSA-2008-0585.html	2023-11-07
http://www.ubuntu.com/usn/usn-625-1	2023-11-07
https://access.redhat.com/security/cve/CVE-2007-6712	2008-08-26
https://bugzilla.redhat.com/show_bug.cgi?id=439999	2008-08-26

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Kernel Search vendor "Kernel"		Linux Kernel Search vendor "Kernel" for product "Linux Kernel"				2.6.21_rc4 Search vendor "Kernel" for product "Linux Kernel" and version "2.6.21_rc4"		x64		Affected