CVE-2021-40264 Null dereference in n/a

Medium 6.5 Published Updated

A NULL pointer dereference in FreeImage allows attackers to cause a denial of service via crafted image files.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2021-40264?

CVE-2021-40264 is a medium-severity vulnerability in Freeimage Project Freeimage, published on 22 Aug 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

NULL pointer dereference vulnerability in FreeImage before 1.18.0 via the FreeImage_CloneTag function inFreeImageTag.cpp.

Weakness: CWE-476

Which versions are affected by CVE-2021-40264?

It affects 1 product.

Products include Freeimage Project Freeimage.

How do I fix CVE-2021-40264?

No fix has been published for CVE-2021-40264 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-40264 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2021-40264 exists.

All Freeimage Project Freeimage vulnerabilities

Sources

Also known as DEBIAN-CVE-2021-40264, GHSA-jpwh-p39r-3586, UBUNTU-CVE-2021-40264.

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