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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…
- 4.9MediumCVSS base score
- 0.39%Exploitation in 30 daysEPSS · top 66% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
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.
Timeline
ID reserved
By mitre
Published
- 16 years later
· 16 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.9 | AV:L/AC:L/Au:N/C:N/I:N/A:C |
- EPSS (exploitation in 30 days)
- 0.39% · top 66% of all CVEs (9 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.9.
Affected products
n/a
- affected n/a
References
14
- RHSA-2008:0275 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- http://git.kernel.org/?p=linux/kernel/git/chris/linux-2.6.git%3Ba=commitdiff%3Bh=13788ccc41ceea5893f9c747c59bc0b28f2416c2 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 30294 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 30368 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- oval:org.mitre.oval:def:9210 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- linux-kernel-hrtimerforward-dos(41827) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- DSA-1588 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- RHSA-2008:0585 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- 31107 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 31628 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- USN-625-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- SUSE-SA:2008:030 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- 29294 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 30818 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2007-6676 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2007-6712)Record last updated .