CVE-2023-34475: Use After Free
First published: Mon Jun 12 2023(Updated: )
A heap use after free issue was discovered in ImageMagick's ReplaceXmpValue() function in MagickCore/profile.c. An attacker could pass specially crafted file to convert, triggering an heap-use-after-free write error, allowing an application to crash, resulting in a denial of service. <a href="https://github.com/ImageMagick/ImageMagick/commit/1061db7f80fdc9ef572ac60b55f408f7bab6e1b0">https://github.com/ImageMagick/ImageMagick/commit/1061db7f80fdc9ef572ac60b55f408f7bab6e1b0</a>
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/ImageMagick 7.1.1 | <10 | 10 |
| ImageMagick | <7.1.1-10 | |
| Fedora EPEL | =8.0 | |
| Fedora | =37 | |
| Fedora | =38 |
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Reference Links
- https://access.redhat.com/security/cve/CVE-2023-34475
- https://bugzilla.redhat.com/show_bug.cgi?id=2214149
- 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/
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2214158
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2214155
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2214159
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/45DUUXYMAEEAW55GSLAXN25VPKCRAIDA/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4UFQJCYJ23HWHNDOVKBHZQ7HCXXL6MM3/
Frequently Asked Questions
What is CVE-2023-34475?
CVE-2023-34475 is a heap use after free vulnerability in ImageMagick's ReplaceXmpValue() function.
What is the severity of CVE-2023-34475?
The severity of CVE-2023-34475 is medium, with a severity value of 5.5.
How does CVE-2023-34475 affect ImageMagick?
CVE-2023-34475 affects ImageMagick versions 7.1.1 up to but excluding version 10.
How can an attacker exploit CVE-2023-34475?
An attacker can exploit CVE-2023-34475 by tricking a user into opening a specially crafted file to convert, triggering a heap-use-after-free write error.
Is there a fix available for CVE-2023-34475?
Yes, a fix is available for CVE-2023-34475. It is recommended to update to ImageMagick version 10 or above.
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