CVE-2009-1236 Memory corruption in n/a

What is CVE-2009-1236?

CVE-2009-1236 is a critical memory corruption vulnerability in Apple Mac Os X, published on 2 Apr 2009. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Heap-based buffer overflow in the AppleTalk networking stack in XNU 1228.3.13 and earlier on Apple Mac OS X 10.5.6 and earlier allows remote attackers to cause a denial of service (system crash) via a ZIP NOTIFY (aka ZIPOP_NOTIFY) packet that overwrites a certain ifPort structure member.

Weakness: CWE-119

Which versions are affected by CVE-2009-1236?

It affects 2 products.

Products include Apple Mac Os X, Apple Mac Os X Server.

How do I fix CVE-2009-1236?

No fix has been published for CVE-2009-1236 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2009-1236 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2009-1236 exists.

Public exploit code: 1 Exploit-DB entry.

Other vulnerabilities in Apple Mac Os X

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• CVE-2014-6271 GNU Bourne-Again Shell (Bash) Arbitrary Code Execution Exploited Critical 9.8
• CVE-2012-1823 PHP-CGI Query String Parameter Exploited Critical 9.8
• CVE-2021-30713 Apple macOS Unspecified Exploited High 7.8
• CVE-2019-8526 Apple macOS Use-After-Free Exploited High 7.8

All Apple Mac Os X vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-9p6w-24v2-vpv6.