CVE-2010-4077

1.9 LOW 1% exploit odds Fix listed

What it is

The ntty_ioctl_tiocgicount function in drivers/char/nozomi.c in the Linux kernel 2.6.36.1 and earlier does not properly initialize a certain structure member, which allows local users to obtain potentially sensitive information from kernel stack memory via a TIOCGICOUNT ioctl call.

At a glance

Exploitability: Can be exploited locally on the machine without logging in. Limited direct impact.
Exploit odds: 1.0% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2010-11-29 16:00 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-16 23:24 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 1.0% in the next 30 days (EPSS).
Severity: 1.9 LOW (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2010-11-29 16:00 UTC
Last modified: 2026-06-16 23:24 UTC
Exploit probability: 1.0% · EPSS, next 30 days
Weakness: CWE-200 · Information exposure
Record status: Modified

Affected

Linux Kernel ≤ 2.6.36.1

Attack profile CVSS 2.0 · 1.9

Attack vector: Local
Complexity: Medium
Authentication: None
Confidentiality: Partial
Integrity: None
Availability: None

Raw vector

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

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2010-4077.md and follow it. Check whether this project is affected by CVE-2010-4077. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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Fix and advisories

References

NVD record · CVE.org record