CVE-2023-34474: Buffer Overflow
First published: Mon Jun 12 2023(Updated: )
A heap-based buffer overflow issue was discovered in ImageMagick's ReadTIM2ImageData() function in coders/tim2.c. A local attacker could trick the user in opening specially crafted file, triggering an out-of-bounds read error, allowing an application to crash, resulting in a denial of service.
Credit: secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| ImageMagick ImageMagick | <7.1.1-10 | |
| Fedoraproject Extra Packages For Enterprise Linux | =8.0 | |
| Fedoraproject Fedora | =37 | |
| Fedoraproject Fedora | =38 |
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Reference Links
- https://access.redhat.com/security/cve/CVE-2023-34474
- https://bugzilla.redhat.com/show_bug.cgi?id=2214148
- https://github.com/ImageMagick/ImageMagick/commit/1061db7f80fdc9ef572ac60b55f408f7bab6e1b0
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/45DUUXYMAEEAW55GSLAXN25VPKCRAIDA/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4UFQJCYJ23HWHNDOVKBHZQ7HCXXL6MM3/
Frequently Asked Questions
What is CVE-2023-34474?
CVE-2023-34474 is a heap-based buffer overflow issue in ImageMagick's ReadTIM2ImageData() function in coders/tim2.c.
How does CVE-2023-34474 affect ImageMagick?
CVE-2023-34474 can allow a local attacker to trick the user into opening a specially crafted file, resulting in an out-of-bounds read error and a denial of service.
How severe is CVE-2023-34474?
CVE-2023-34474 has a severity rating of medium with a severity value of 5.5.
How can I fix CVE-2023-34474?
To fix CVE-2023-34474, update ImageMagick to version 7.1.1-10 or apply the recommended remedy from RedHat.
Where can I find more information about CVE-2023-34474?
You can find more information about CVE-2023-34474 in the references provided: [Link 1](https://github.com/ImageMagick/ImageMagick/commit/1061db7f80fdc9ef572ac60b55f408f7bab6e1b0), [Link 2](https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2214156), [Link 3](https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2214154)
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