CVE-2009-1237

4.9 MEDIUM 0.9% exploit odds No fix listed

What it is

Multiple memory leaks in XNU 1228.3.13 and earlier on Apple Mac OS X 10.5.6 and earlier allow local users to cause a denial of service (kernel memory consumption) via a crafted (1) SYS_add_profil or (2) SYS___mac_getfsstat system call.

At a glance

Exploitability: Can be exploited locally on the machine without logging in. High risk of service disruption.
Exploit odds: 0.9% chance of exploitation in the next 30 days (EPSS).
Fix: No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

2009-04-02 17:30 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-16 23:06 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 0.9% in the next 30 days (EPSS).
Severity: 4.9 MEDIUM (CVSS).
Fix: none linked yet, which raises it.

Details

Published: 2009-04-02 17:30 UTC
Last modified: 2026-06-16 23:06 UTC
Exploit probability: 0.9% · EPSS, next 30 days
Weakness: CWE-399
Record status: Modified

Affected

Apple Mac Os X ≤ 10.5.6
Apple Mac Os X 10.0
Apple Mac Os X 10.0.0
Apple Mac Os X 10.0.1
Apple Mac Os X 10.0.2
Apple Mac Os X 10.0.3
Apple Mac Os X 10.0.4
Apple Mac Os X 10.1

Attack profile CVSS 2.0 · 4.9

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

Raw vector

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

Is it in your code?

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References

NVD record · CVE.org record