CVE-2008-5702

7.2 HIGH 0.5% exploit odds No fix listed

What it is

Buffer underflow in the ibwdt_ioctl function in drivers/watchdog/ib700wdt.c in the Linux kernel before 2.6.28-rc1 might allow local users to have an unknown impact via a certain /dev/watchdog WDIOC_SETTIMEOUT IOCTL call.

At a glance

Exploitability: Can be exploited locally on the machine without logging in. High risk of data exposure, data tampering, service disruption.
Exploit odds: 0.5% chance of exploitation in the next 30 days (EPSS).
Fix: No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

2008-12-22 15:30 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-16 23:00 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 0.5% in the next 30 days (EPSS).
Severity: 7.2 HIGH (CVSS).
Fix: none linked yet, which raises it.

Details

Published: 2008-12-22 15:30 UTC
Last modified: 2026-06-16 23:00 UTC
Exploit probability: 0.5% · EPSS, next 30 days
Weakness: CWE-119 · Buffer errors
Record status: Modified

Affected

Linux Kernel ≤ 2.6.28
Linux Kernel 2.2.27
Linux Kernel 2.4.36
Linux Kernel 2.4.36.1
Linux Kernel 2.4.36.2
Linux Kernel 2.4.36.3
Linux Kernel 2.4.36.4
Linux Kernel 2.4.36.5

Attack profile CVSS 2.0 · 7.2

Attack vector: Local
Complexity: Low
Authentication: None
Confidentiality: Complete
Integrity: Complete
Availability: Complete

Raw vector

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

Is it in your code?

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References

NVD record · CVE.org record