CVE-2007-6712
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…
Does this matter?
Lower severity and a low EPSS score (0.39%). Track it; it rarely justifies an emergency change on its own.
Description
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.
- CVSS 2.0
- 4.9 MEDIUMAV:L/AC:L/Au:N/C:N/I:N/A:C
- EPSS
- 0.39% probability · 33th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-189
- Affected
- kernel/linux kernel
- Source
- cve@mitre.org
EPSS 0.4% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://git.kernel.org/?p=linux/kernel/git/chris/linux-2.6.git%3Ba=commitdiff%3Bh=13788ccc41ceea5893f9c747c59bc0b28f2416c2
- http://lists.opensuse.org/opensuse-security-announce/2008-06/msg00006.html
- http://secunia.com/advisories/30294
- http://secunia.com/advisories/30368
- http://secunia.com/advisories/30818
- http://secunia.com/advisories/31107
- http://secunia.com/advisories/31628
- http://www.debian.org/security/2008/dsa-1588
- http://www.redhat.com/support/errata/RHSA-2008-0275.html
- http://www.redhat.com/support/errata/RHSA-2008-0585.html
- http://www.securityfocus.com/bid/29294
- http://www.ubuntu.com/usn/usn-625-1
- https://exchange.xforce.ibmcloud.com/vulnerabilities/41827
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9210
- http://git.kernel.org/?p=linux/kernel/git/chris/linux-2.6.git%3Ba=commitdiff%3Bh=13788ccc41ceea5893f9c747c59bc0b28f2416c2
- http://lists.opensuse.org/opensuse-security-announce/2008-06/msg00006.html
- http://secunia.com/advisories/30294
- http://secunia.com/advisories/30368
- http://secunia.com/advisories/30818
- http://secunia.com/advisories/31107
- http://secunia.com/advisories/31628
- http://www.debian.org/security/2008/dsa-1588
- http://www.redhat.com/support/errata/RHSA-2008-0275.html
- http://www.redhat.com/support/errata/RHSA-2008-0585.html
- http://www.securityfocus.com/bid/29294
- http://www.ubuntu.com/usn/usn-625-1
- https://exchange.xforce.ibmcloud.com/vulnerabilities/41827
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9210
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.